merge upstream 2025-02-03

2025-02-03 14:31:26 -05:00 · 2025-02-03 14:31:26 -05:00 · a4e86758c1
commit a4e86758c1
parent 6bc0cd251f 9c70a4e631
264 changed files with 15775 additions and 4919 deletions
--- a/packages/frontend/src/components/MkAsUi.vue
+++ b/packages/frontend/src/components/MkAsUi.vue
@ -32,7 +32,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<template v-if="c.label" #label>{{ c.label }}</template>
 		<template v-if="c.caption" #caption>{{ c.caption }}</template>
 	</MkInput>
-	<MkSelect v-else-if="c.type === 'select'" :small="size === 'small'" :modelValue="c.default ?? null" @update:modelValue="c.onChange">
+	<MkSelect v-else-if="c.type === 'select'" :small="size === 'small'" :modelValue="valueForSelect" @update:modelValue="onSelectUpdate">
 		<template v-if="c.label" #label>{{ c.label }}</template>
 		<template v-if="c.caption" #caption>{{ c.caption }}</template>
 		<option v-for="item in c.items" :key="item.value" :value="item.value">{{ item.text }}</option>
@ -77,8 +77,8 @@ import MkPostForm from '@/components/MkPostForm.vue';
 const props = withDefaults(defineProps<{
 	component: AsUiComponent;
 	components: Ref<AsUiComponent>[];
-	size: 'small' | 'medium' | 'large';
-	align: 'left' | 'center' | 'right';
+	size?: 'small' | 'medium' | 'large';
+	align?: 'left' | 'center' | 'right';
 }>(), {
 	size: 'medium',
 	align: 'left',
@ -86,7 +86,7 @@ const props = withDefaults(defineProps<{

 const c = props.component;

-function g(id) {
+function g(id: string) {
 	const v = props.components.find(x => x.value.id === id)?.value;
 	if (v) return v;

@ -122,13 +122,22 @@ const containerStyle = computed(() => {

 const valueForSwitch = ref('default' in c && typeof c.default === 'boolean' ? c.default : false);

-function onSwitchUpdate(v) {
+function onSwitchUpdate(v: boolean) {
 	valueForSwitch.value = v;
 	if ('onChange' in c && c.onChange) {
 		c.onChange(v as never);
 	}
 }

+const valueForSelect = ref('default' in c && typeof c.default !== 'boolean' ? c.default ?? null : null);
+
+function onSelectUpdate(v) {
+	valueForSelect.value = v;
+	if ('onChange' in c && c.onChange) {
+		c.onChange(v as never);
+	}
+}
+
 function openPostForm() {
 	const form = (c as AsUiPostFormButton).form;
 	if (!form) return;
--- a/packages/frontend/src/components/MkCaptcha.vue
+++ b/packages/frontend/src/components/MkCaptcha.vue
@ -30,6 +30,9 @@ import { ref, shallowRef, computed, onMounted, onBeforeUnmount, watch, onUnmount
 import { defaultStore } from '@/store.js';

 // APIs provided by Captcha services
+// see: https://docs.hcaptcha.com/configuration/#javascript-api
+// see: https://developers.google.com/recaptcha/docs/display?hl=ja
+// see: https://developers.cloudflare.com/turnstile/get-started/client-side-rendering/#explicitly-render-the-turnstile-widget
 export type Captcha = {
 	render(container: string | Node, options: {
 		readonly [_ in 'sitekey' | 'theme' | 'type' | 'size' | 'tabindex' | 'callback' | 'expired' | 'expired-callback' | 'error-callback' | 'endpoint']?: unknown;
@ -56,6 +59,7 @@ declare global {
 const props = defineProps<{
 	provider: CaptchaProvider;
 	sitekey: string | null; // null will show error on request
+	secretKey?: string | null;
 	instanceUrl?: string | null;
 	modelValue?: string | null;
 }>();
@ -67,7 +71,7 @@ const emit = defineEmits<{
 const available = ref(false);

 const captchaEl = shallowRef<HTMLDivElement | undefined>();
-
+const captchaWidgetId = ref<string | undefined>(undefined);
 const testcaptchaInput = ref('');
 const testcaptchaPassed = ref(false);

@ -99,6 +103,15 @@ const scriptId = computed(() => `script-${props.provider}`);

 const captcha = computed<Captcha>(() => window[variable.value] || {} as unknown as Captcha);

+watch(() => [props.instanceUrl, props.sitekey, props.secretKey], async () => {
+	// 変更があったときはリフレッシュと再レンダリングをしておかないと、変更後の値で再検証が出来ない
+	if (available.value) {
+		callback(undefined);
+		clearWidget();
+		await requestRender();
+	}
+});
+
 if (loaded || props.provider === 'mcaptcha' || props.provider === 'testcaptcha') {
 	available.value = true;
 } else if (src.value !== null) {
@ -111,14 +124,38 @@ if (loaded || props.provider === 'mcaptcha' || props.provider === 'testcaptcha')
 }

 function reset() {
-	if (captcha.value.reset) captcha.value.reset();
+	if (captcha.value.reset && captchaWidgetId.value !== undefined) {
+		try {
+			captcha.value.reset(captchaWidgetId.value);
+		} catch (error: unknown) {
+			// ignore
+			if (_DEV_) console.warn(error);
+		}
+	}
 	testcaptchaPassed.value = false;
 	testcaptchaInput.value = '';
 }

+function remove() {
+	if (captcha.value.remove && captchaWidgetId.value) {
+		try {
+			if (_DEV_) console.log('remove', props.provider, captchaWidgetId.value);
+			captcha.value.remove(captchaWidgetId.value);
+		} catch (error: unknown) {
+			// ignore
+			if (_DEV_) console.warn(error);
+		}
+	}
+}
+
 async function requestRender() {
-	if (captcha.value.render && captchaEl.value instanceof Element) {
-		captcha.value.render(captchaEl.value, {
+	if (captcha.value.render && captchaEl.value instanceof Element && props.sitekey) {
+		// reCAPTCHAのレンダリング重複判定を回避するため、captchaEl配下に仮のdivを用意する.
+		// （同じdivに対して複数回renderを呼び出すとreCAPTCHAはエラーを返すので）
+		const elem = document.createElement('div');
+		captchaEl.value.appendChild(elem);
+
+		captchaWidgetId.value = captcha.value.render(elem, {
 			sitekey: props.sitekey,
 			theme: defaultStore.state.darkMode ? 'dark' : 'light',
 			callback: callback,
@ -146,6 +183,23 @@ async function requestRender() {
 	}
 }

+function clearWidget() {
+	if (props.provider === 'mcaptcha') {
+		const container = document.getElementById('mcaptcha__widget-container');
+		if (container) {
+			container.innerHTML = '';
+		}
+	} else {
+		reset();
+		remove();
+
+		if (captchaEl.value) {
+			// レンダリング先のコンテナの中身を掃除し、フォームが増殖するのを抑止
+			captchaEl.value.innerHTML = '';
+		}
+	}
+}
+
 function callback(response?: string) {
 	emit('update:modelValue', typeof response === 'string' ? response : null);
 }
@ -178,7 +232,7 @@ onUnmounted(() => {
 });

 onBeforeUnmount(() => {
-	reset();
+	clearWidget();
 });

 defineExpose({
--- a/packages/frontend/src/components/MkChannelPreview.vue
+++ b/packages/frontend/src/components/MkChannelPreview.vue
@ -125,7 +125,9 @@ const bannerStyle = computed(() => {
 			position: absolute;
 			top: 16px;
 			left: 16px;
+			max-width: calc(100% - 32px);
 			padding: 12px 16px;
+			box-sizing: border-box;
 			background: rgba(0, 0, 0, 0.7);
 			color: #fff;
 			font-size: 1.2em;
--- a/packages/frontend/src/components/MkContainer.vue
+++ b/packages/frontend/src/components/MkContainer.vue
@ -30,7 +30,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	>
 		<div v-show="showBody" ref="contentEl" :class="[$style.content, { [$style.omitted]: omitted }]">
 			<slot></slot>
-			<button v-if="omitted" :class="$style.fade" class="_button" @click="() => { ignoreOmit = true; omitted = false; }">
+			<button v-if="omitted" :class="$style.fade" class="_button" @click="showMore">
 				<span :class="$style.fadeLabel">{{ i18n.ts.showMore }}</span>
 			</button>
 		</div>
@ -48,6 +48,7 @@ const props = withDefaults(defineProps<{
 	thin?: boolean;
 	naked?: boolean;
 	foldable?: boolean;
+	onUnfold?: () => boolean; // return false to prevent unfolding
 	scrollable?: boolean;
 	expanded?: boolean;
 	maxHeight?: number | null;
@ -101,6 +102,13 @@ const omitObserver = new ResizeObserver((entries, observer) => {
 	calcOmit();
 });

+function showMore() {
+	if (props.onUnfold && !props.onUnfold()) return;
+
+	ignoreOmit.value = true;
+	omitted.value = false;
+}
+
 onMounted(() => {
 	watch(showBody, v => {
 		if (!rootEl.value) return;
--- a/packages/frontend/src/components/MkCustomEmojiDetailedDialog.vue
+++ b/packages/frontend/src/components/MkCustomEmojiDetailedDialog.vue
@ -57,7 +57,7 @@ SPDX-License-Identifier: AGPL-3.0-only

 <script lang="ts" setup>
 import * as Misskey from 'misskey-js';
-import { defineProps, shallowRef } from 'vue';
+import { shallowRef } from 'vue';
 import MkLink from '@/components/MkLink.vue';
 import { i18n } from '@/i18n.js';
 import MkModalWindow from '@/components/MkModalWindow.vue';
--- a/packages/frontend/src/components/MkDriveFileThumbnail.vue
+++ b/packages/frontend/src/components/MkDriveFileThumbnail.vue
@ -5,13 +5,21 @@ SPDX-License-Identifier: AGPL-3.0-only

 <template>
 <div
-	ref="thumbnail"
-	:class="[
-		$style.root,
-		{ [$style.sensitiveHighlight]: highlightWhenSensitive && file.isSensitive },
-	]"
+	v-panel
+	:class="[$style.root, {
+		[$style.sensitiveHighlight]: highlightWhenSensitive && file.isSensitive,
+		[$style.large]: large,
+	}]"
 >
-	<ImgWithBlurhash v-if="isThumbnailAvailable" :hash="file.blurhash" :src="file.thumbnailUrl" :alt="file.name" :title="file.name" :cover="fit !== 'contain'"/>
+	<ImgWithBlurhash
+		v-if="isThumbnailAvailable"
+		:hash="file.blurhash"
+		:src="file.thumbnailUrl"
+		:alt="file.name"
+		:title="file.name"
+		:cover="fit !== 'contain'"
+		:forceBlurhash="forceBlurhash"
+	/>
 	<i v-else-if="is === 'image'" class="ti ti-photo" :class="$style.icon"></i>
 	<i v-else-if="is === 'video'" class="ti ti-video" :class="$style.icon"></i>
 	<i v-else-if="is === 'audio' || is === 'midi'" class="ti ti-file-music" :class="$style.icon"></i>
@ -34,6 +42,8 @@ const props = defineProps<{
 	file: Misskey.entities.DriveFile;
 	fit: 'cover' | 'contain';
 	highlightWhenSensitive?: boolean;
+	forceBlurhash?: boolean;
+	large?: boolean;
 }>();

 const is = computed(() => {
@ -60,7 +70,7 @@ const is = computed(() => {

 const isThumbnailAvailable = computed(() => {
 	return props.file.thumbnailUrl
-		? (is.value === 'image' as const || is.value === 'video')
+		? (is.value === 'image' || is.value === 'video')
 		: false;
 });
 </script>
@ -101,4 +111,8 @@ const isThumbnailAvailable = computed(() => {
 	font-size: 32px;
 	color: #777;
 }
+
+.large .icon {
+	font-size: 40px;
+}
 </style>
--- a/packages/frontend/src/components/MkFolder.vue
+++ b/packages/frontend/src/components/MkFolder.vue
@ -38,7 +38,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			>
 				<KeepAlive>
 					<div v-show="opened">
-						<MkSpacer v-if="withSpacer" :marginMin="14" :marginMax="22">
+						<MkSpacer v-if="withSpacer" :marginMin="spacerMin" :marginMax="spacerMax">
 							<slot></slot>
 						</MkSpacer>
 						<div v-else>
@ -64,10 +64,14 @@ const props = withDefaults(defineProps<{
 	defaultOpen?: boolean;
 	maxHeight?: number | null;
 	withSpacer?: boolean;
+	spacerMin?: number;
+	spacerMax?: number;
 }>(), {
 	defaultOpen: false,
 	maxHeight: null,
 	withSpacer: true,
+	spacerMin: 14,
+	spacerMax: 22,
 });

 const rootEl = shallowRef<HTMLElement>();
--- a/packages/frontend/src/components/MkFormFooter.vue
+++ b/packages/frontend/src/components/MkFormFooter.vue
@ -8,7 +8,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<div :class="$style.text">{{ i18n.tsx.thereAreNChanges({ n: form.modifiedCount.value }) }}</div>
 	<div style="margin-left: auto;" class="_buttons">
 		<MkButton danger rounded @click="form.discard"><i class="ti ti-x"></i> {{ i18n.ts.discard }}</MkButton>
-		<MkButton primary rounded @click="form.save"><i class="ti ti-check"></i> {{ i18n.ts.save }}</MkButton>
+		<MkButton primary rounded :disabled="!canSaving" @click="form.save"><i class="ti ti-check"></i> {{ i18n.ts.save }}</MkButton>
 	</div>
 </div>
 </template>
@ -18,7 +18,7 @@ import { } from 'vue';
 import MkButton from './MkButton.vue';
 import { i18n } from '@/i18n.js';

-const props = defineProps<{
+const props = withDefaults(defineProps<{
 	form: {
 		modifiedCount: {
 			value: number;
@ -26,7 +26,10 @@ const props = defineProps<{
 		discard: () => void;
 		save: () => void;
 	};
-}>();
+	canSaving?: boolean;
+}>(), {
+	canSaving: true,
+});
 </script>

 <style lang="scss" module>
--- a/packages/frontend/src/components/MkInstanceStats.vue
+++ b/packages/frontend/src/components/MkInstanceStats.vue
@ -10,7 +10,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div :class="$style.chart">
 			<div class="selects">
 				<MkSelect v-model="chartSrc" style="margin: 0; flex: 1;">
-					<optgroup :label="i18n.ts.federation">
+					<optgroup v-if="shouldShowFederation" :label="i18n.ts.federation">
 						<option value="federation">{{ i18n.ts._charts.federation }}</option>
 						<option value="ap-request">{{ i18n.ts._charts.apRequest }}</option>
 					</optgroup>
@ -22,7 +22,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<optgroup :label="i18n.ts.notes">
 						<option value="notes">{{ i18n.ts._charts.notesIncDec }}</option>
 						<option value="local-notes">{{ i18n.ts._charts.localNotesIncDec }}</option>
-						<option value="remote-notes">{{ i18n.ts._charts.remoteNotesIncDec }}</option>
+						<option v-if="shouldShowFederation" value="remote-notes">{{ i18n.ts._charts.remoteNotesIncDec }}</option>
 						<option value="notes-total">{{ i18n.ts._charts.notesTotal }}</option>
 					</optgroup>
 					<optgroup :label="i18n.ts.drive">
@ -46,9 +46,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<MkSelect v-model="heatmapSrc" style="margin: 0 0 12px 0;">
 			<option value="active-users">Active users</option>
 			<option value="notes">Notes</option>
-			<option value="ap-requests-inbox-received">AP Requests: inboxReceived</option>
-			<option value="ap-requests-deliver-succeeded">AP Requests: deliverSucceeded</option>
-			<option value="ap-requests-deliver-failed">AP Requests: deliverFailed</option>
+			<option v-if="shouldShowFederation" value="ap-requests-inbox-received">AP Requests: inboxReceived</option>
+			<option v-if="shouldShowFederation" value="ap-requests-deliver-succeeded">AP Requests: deliverSucceeded</option>
+			<option v-if="shouldShowFederation" value="ap-requests-deliver-failed">AP Requests: deliverFailed</option>
 		</MkSelect>
 		<div class="_panel" :class="$style.heatmap">
 			<MkHeatmap :src="heatmapSrc" :label="'Read & Write'"/>
@ -65,7 +65,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</div>
 	</MkFoldableSection>

-	<MkFoldableSection class="item">
+	<MkFoldableSection v-if="shouldShowFederation" class="item">
 		<template #header>Federation</template>
 		<div :class="$style.federation">
 			<div class="pies">
@ -84,13 +84,15 @@ SPDX-License-Identifier: AGPL-3.0-only
 </template>

 <script lang="ts" setup>
-import { onMounted, ref, shallowRef } from 'vue';
+import { onMounted, ref, computed, shallowRef } from 'vue';
 import { Chart } from 'chart.js';
 import MkSelect from '@/components/MkSelect.vue';
 import MkChart from '@/components/MkChart.vue';
 import { useChartTooltip } from '@/scripts/use-chart-tooltip.js';
+import { $i } from '@/account.js';
 import * as os from '@/os.js';
 import { misskeyApiGet } from '@/scripts/misskey-api.js';
+import { instance } from '@/instance.js';
 import { i18n } from '@/i18n.js';
 import MkHeatmap, { type HeatmapSource } from '@/components/MkHeatmap.vue';
 import MkFoldableSection from '@/components/MkFoldableSection.vue';
@ -100,6 +102,8 @@ import { initChart } from '@/scripts/init-chart.js';

 initChart();

+const shouldShowFederation = computed(() => instance.federation !== 'none' || $i?.isModerator);
+
 const chartLimit = 500;
 const chartSpan = ref<'hour' | 'day'>('hour');
 const chartSrc = ref('active-users');
--- a/packages/frontend/src/components/MkInstanceTicker.vue
+++ b/packages/frontend/src/components/MkInstanceTicker.vue
@ -4,19 +4,20 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->

 <template>
-<div :class="$style.root" :style="bg">
+<div :class="$style.root" :style="themeColorStyle">
 	<img v-if="faviconUrl" :class="$style.icon" :src="faviconUrl"/>
-	<div :class="$style.name">{{ instance.name }}</div>
+	<div :class="$style.name">{{ instanceName }}</div>
 </div>
 </template>

 <script lang="ts" setup>
-import { computed } from 'vue';
-import { instanceName } from '@@/js/config.js';
-import { instance as Instance } from '@/instance.js';
+import { computed, type CSSProperties } from 'vue';
+import { instanceName as localInstanceName } from '@@/js/config.js';
+import { instance as localInstance } from '@/instance.js';
 import { getProxiedImageUrlNullable } from '@/scripts/media-proxy.js';

 const props = defineProps<{
+	host: string | null;
 	instance?: {
 		faviconUrl?: string | null
 		name?: string | null
@ -25,18 +26,28 @@ const props = defineProps<{
 }>();

 // if no instance data is given, this is for the local instance
-const instance = props.instance ?? {
-	name: instanceName,
-	themeColor: (document.querySelector('meta[name="theme-color-orig"]') as HTMLMetaElement).content,
-};
+const instanceName = computed(() => props.host == null ? localInstanceName : props.instance?.name ?? props.host);

-const faviconUrl = computed(() => props.instance ? getProxiedImageUrlNullable(props.instance.faviconUrl, 'preview') : getProxiedImageUrlNullable(Instance.iconUrl, 'preview') ?? '/favicon.ico');
+const faviconUrl = computed(() => {
+	let imageSrc: string | null = null;
+	if (props.host == null) {
+		if (localInstance.iconUrl == null) {
+			return '/favicon.ico';
+		} else {
+			imageSrc = localInstance.iconUrl;
+		}
+	} else {
+		imageSrc = props.instance?.faviconUrl ?? null;
+	}
+	return getProxiedImageUrlNullable(imageSrc);
+});

-const themeColor = instance.themeColor ?? '#777777';
-
-const bg = {
-	background: `linear-gradient(90deg, ${themeColor}, ${themeColor}00)`,
-};
+const themeColorStyle = computed<CSSProperties>(() => {
+	const themeColor = (props.host == null ? localInstance.themeColor : props.instance?.themeColor) ?? '#777777';
+	return {
+		background: `linear-gradient(90deg, ${themeColor}, ${themeColor}00)`,
+	};
+});
 </script>

 <style lang="scss" module>
--- a/packages/frontend/src/components/MkMention.vue
+++ b/packages/frontend/src/components/MkMention.vue
@ -14,7 +14,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 </template>

 <script lang="ts" setup>
-import { toUnicode } from 'punycode';
+import { toUnicode } from 'punycode.js';
 import { computed } from 'vue';
 import { host as localHost } from '@@/js/config.js';
 import { $i } from '@/account.js';
--- a/packages/frontend/src/components/MkModal.vue
+++ b/packages/frontend/src/components/MkModal.vue
@ -288,20 +288,23 @@ const align = () => {
 const onOpened = () => {
 	emit('opened');

-	// NOTE: Chromatic テストの際に undefined になる場合がある
-	if (content.value == null) return;
+	// contentの子要素にアクセスするためレンダリングの完了を待つ必要がある（nextTickが必要）
+	nextTick(() => {
+		// NOTE: Chromatic テストの際に undefined になる場合がある
+		if (content.value == null) return;

-	// モーダルコンテンツにマウスボタンが押され、コンテンツ外でマウスボタンが離されたときにモーダルバックグラウンドクリックと判定させないためにマウスイベントを監視しフラグ管理する
-	const el = content.value.children[0];
-	el.addEventListener('mousedown', ev => {
-		contentClicking = true;
-		window.addEventListener('mouseup', ev => {
-			// click イベントより先に mouseup イベントが発生するかもしれないのでちょっと待つ
-			window.setTimeout(() => {
-				contentClicking = false;
-			}, 100);
-		}, { passive: true, once: true });
-	}, { passive: true });
+		// モーダルコンテンツにマウスボタンが押され、コンテンツ外でマウスボタンが離されたときにモーダルバックグラウンドクリックと判定させないためにマウスイベントを監視しフラグ管理する
+		const el = content.value.children[0];
+		el.addEventListener('mousedown', ev => {
+			contentClicking = true;
+			window.addEventListener('mouseup', ev => {
+				// click イベントより先に mouseup イベントが発生するかもしれないのでちょっと待つ
+				window.setTimeout(() => {
+					contentClicking = false;
+				}, 100);
+			}, { passive: true, once: true });
+		}, { passive: true });
+	});
 };

 const onClosed = () => {
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@ -56,7 +56,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<MkAvatar :class="$style.avatar" :user="appearNote.user" :link="!mock" :preview="!mock"/>
 		<div :class="[$style.main, { [$style.clickToOpen]: defaultStore.state.clickToOpen }]" @click.stop="defaultStore.state.clickToOpen ? noteclick(appearNote.id) : undefined">
 			<MkNoteHeader :note="appearNote" :mini="true" @click.stop/>
-			<MkInstanceTicker v-if="showTicker" :instance="appearNote.user.instance"/>
+			<MkInstanceTicker v-if="showTicker" :host="appearNote.user.host" :instance="appearNote.user.instance"/>
 			<div style="container-type: inline-size;">
 				<bdi>
 				<p v-if="appearNote.cw != null" :class="$style.cw">
@ -100,7 +100,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<div v-if="appearNote.files && appearNote.files.length > 0">
 						<MkMediaList ref="galleryEl" :mediaList="appearNote.files" @click.stop/>
 					</div>
-					<MkPoll v-if="appearNote.poll" :noteId="appearNote.id" :poll="appearNote.poll" :local="!appearNote.user.host" :class="$style.poll" @click.stop/>
+					<MkPoll v-if="appearNote.poll" :noteId="appearNote.id" :poll="appearNote.poll" :local="!appearNote.user.host" :author="appearNote.user" :emojiUrls="appearNote.emojis" :class="$style.poll" @click.stop/>
 					<div v-if="isEnabledUrlPreview">
 						<MkUrlPreview v-for="url in urls" :key="url" :url="url" :compact="true" :detail="false" :showAsQuote="true" :class="$style.urlPreview" @click.stop/>
 					</div>
@ -179,13 +179,23 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</MkA>
 		</template>
 	</I18n>
-	<I18n v-else :src="i18n.ts.userSaysSomething" tag="small">
+	<I18n v-else-if="showSoftWordMutedWord !== true" :src="i18n.ts.userSaysSomething" tag="small">
 		<template #name>
 			<MkA v-user-preview="appearNote.userId" :to="userPage(appearNote.user)">
 				<MkUserName :user="appearNote.user"/>
 			</MkA>
 		</template>
 	</I18n>
+	<I18n v-else :src="i18n.ts.userSaysSomethingAbout" tag="small">
+		<template #name>
+			<MkA v-user-preview="appearNote.userId" :to="userPage(appearNote.user)">
+				<MkUserName :user="appearNote.user"/>
+			</MkA>
+		</template>
+		<template #word>
+			{{ Array.isArray(muted) ? muted.map(words => Array.isArray(words) ? words.join() : words).slice(0, 3).join(' ') : muted }}
+		</template>
+	</I18n>
 </div>
 <div v-else>
 	<!--
@ -319,6 +329,7 @@ const isDeleted = ref(false);
 const renoted = ref(false);
 const muted = ref(checkMute(appearNote.value, $i?.mutedWords));
 const hardMuted = ref(props.withHardMute && checkMute(appearNote.value, $i?.hardMutedWords, true));
+const showSoftWordMutedWord = computed(() => defaultStore.state.showSoftWordMutedWord);
 const translation = ref<Misskey.entities.NotesTranslateResponse | null>(null);
 const translating = ref(false);
 const showTicker = (defaultStore.state.instanceTicker === 'always') || (defaultStore.state.instanceTicker === 'remote' && appearNote.value.user.instance);
@ -343,13 +354,18 @@ const renoteTooltip = computeRenoteTooltip(renoted);

 /* Overload FunctionにLintが対応していないのでコメントアウト
 function checkMute(noteToCheck: Misskey.entities.Note, mutedWords: Array<string | string[]> | undefined | null, checkOnly: true): boolean;
-function checkMute(noteToCheck: Misskey.entities.Note, mutedWords: Array<string | string[]> | undefined | null, checkOnly: false): boolean | 'sensitiveMute';
+function checkMute(noteToCheck: Misskey.entities.Note, mutedWords: Array<string | string[]> | undefined | null, checkOnly: false): Array<string | string[]> | false | 'sensitiveMute';
 */
-function checkMute(noteToCheck: Misskey.entities.Note, mutedWords: Array<string | string[]> | undefined | null, checkOnly = false): boolean | 'sensitiveMute' {
+function checkMute(noteToCheck: Misskey.entities.Note, mutedWords: Array<string | string[]> | undefined | null, checkOnly = false): Array<string | string[]> | false | 'sensitiveMute' {
 	if (mutedWords != null) {
-		if (checkWordMute(noteToCheck, $i, mutedWords)) return true;
-		if (noteToCheck.reply && checkWordMute(noteToCheck.reply, $i, mutedWords)) return true;
-		if (noteToCheck.renote && checkWordMute(noteToCheck.renote, $i, mutedWords)) return true;
+		const result = checkWordMute(noteToCheck, $i, mutedWords);
+		if (Array.isArray(result)) return result;
+
+		const replyResult = noteToCheck.reply && checkWordMute(noteToCheck.reply, $i, mutedWords);
+		if (Array.isArray(replyResult)) return replyResult;
+
+		const renoteResult = noteToCheck.renote && checkWordMute(noteToCheck.renote, $i, mutedWords);
+		if (Array.isArray(renoteResult)) return renoteResult;
 	}

 	if (checkOnly) return false;
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@ -71,7 +71,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<img v-for="(role, i) in appearNote.user.badgeRoles" :key="i" v-tooltip="role.name" :class="$style.noteHeaderBadgeRole" :src="role.iconUrl!"/>
 					</div>
 				</div>
-				<MkInstanceTicker v-if="showTicker" :instance="appearNote.user.instance"/>
+				<MkInstanceTicker v-if="showTicker" :host="appearNote.user.host" :instance="appearNote.user.instance"/>
 			</div>
 		</header>
 		<div :class="$style.noteContent">
@ -115,7 +115,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<div v-if="appearNote.files && appearNote.files.length > 0">
 					<MkMediaList ref="galleryEl" :mediaList="appearNote.files"/>
 				</div>
-				<MkPoll v-if="appearNote.poll" ref="pollViewer" :noteId="appearNote.id" :poll="appearNote.poll" :local="!appearNote.user.host" :class="$style.poll"/>
+				<MkPoll v-if="appearNote.poll" ref="pollViewer" :noteId="appearNote.id" :poll="appearNote.poll" :local="!appearNote.user.host" :class="$style.poll" :author="appearNote.user" :emojiUrls="appearNote.emojis"/>
 				<div v-if="isEnabledUrlPreview">
 					<MkUrlPreview v-for="url in urls" :key="url" :url="url" :compact="true" :detail="true" :showAsQuote="true" style="margin-top: 6px;"/>
 				</div>
--- a/packages/frontend/src/components/MkNoteMediaGrid.vue
+++ b/packages/frontend/src/components/MkNoteMediaGrid.vue
@ -0,0 +1,109 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+	<template v-for="file in note.files">
+		<div
+			v-if="(((
+					(defaultStore.state.nsfw === 'force' || file.isSensitive) &&
+					defaultStore.state.nsfw !== 'ignore'
+				) || (defaultStore.state.dataSaver.media && file.type.startsWith('image/'))) &&
+				!showingFiles.has(file.id)
+			)"
+			:class="[$style.filePreview, { [$style.square]: square }]"
+			@click="showingFiles.add(file.id)"
+		>
+			<MkDriveFileThumbnail
+				:file="file"
+				fit="cover"
+				:highlightWhenSensitive="defaultStore.state.highlightSensitiveMedia"
+				:forceBlurhash="true"
+				:large="true"
+				:class="$style.file"
+			/>
+			<div :class="$style.sensitive">
+				<div>
+					<div v-if="file.isSensitive"><i class="ti ti-eye-exclamation"></i> {{ i18n.ts.sensitive }}{{ defaultStore.state.dataSaver.media && file.size ? ` (${bytes(file.size)})` : '' }}</div>
+					<div v-else><i class="ti ti-photo"></i> {{ defaultStore.state.dataSaver.media && file.size ? bytes(file.size) : i18n.ts.image }}</div>
+					<div>{{ i18n.ts.clickToShow }}</div>
+				</div>
+			</div>
+		</div>
+		<MkA v-else :class="[$style.filePreview, { [$style.square]: square }]" :to="notePage(note)">
+			<MkDriveFileThumbnail
+				:file="file"
+				fit="cover"
+				:highlightWhenSensitive="defaultStore.state.highlightSensitiveMedia"
+				:large="true"
+				:class="$style.file"
+			/>
+		</MkA>
+	</template>
+</template>
+
+<script lang="ts" setup>
+import { ref } from 'vue';
+import { notePage } from '@/filters/note.js';
+import { i18n } from '@/i18n.js';
+import * as Misskey from 'misskey-js';
+import { defaultStore } from '@/store.js';
+import bytes from '@/filters/bytes.js';
+
+import MkDriveFileThumbnail from '@/components/MkDriveFileThumbnail.vue';
+
+defineProps<{
+	note: Misskey.entities.Note;
+	square?: boolean;
+}>();
+
+const showingFiles = ref<Set<string>>(new Set());
+</script>
+
+<style lang="scss" module>
+.square {
+	width: 100%;
+	height: auto;
+	aspect-ratio: 1;
+}
+
+.filePreview {
+	position: relative;
+	height: 128px;
+	border-radius: calc(var(--MI-radius) / 2);
+	overflow: clip;
+
+	&:hover {
+		text-decoration: none;
+	}
+
+	&.square {
+		height: 100%;
+	}
+}
+
+.file {
+	width: 100%;
+	height: 100%;
+	border-radius: calc(var(--MI-radius) / 2);
+}
+
+.sensitive {
+	position: absolute;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+	display: grid;
+  place-items: center;
+	font-size: 0.8em;
+	text-align: center;
+	padding: 8px;
+	box-sizing: border-box;
+	color: #fff;
+	background: rgba(0, 0, 0, 0.5);
+	backdrop-filter: blur(5px);
+	cursor: pointer;
+}
+</style>
--- a/packages/frontend/src/components/MkPagingButtons.vue
+++ b/packages/frontend/src/components/MkPagingButtons.vue
@ -0,0 +1,124 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.root">
+	<MkButton primary :disabled="min === current" @click="onToPrevButtonClicked">&lt;</MkButton>
+
+	<div :class="$style.buttons">
+		<div v-if="prevDotVisible" :class="$style.headTailButtons">
+			<MkButton @click="onToHeadButtonClicked">{{ min }}</MkButton>
+			<span class="ti ti-dots"/>
+		</div>
+
+		<MkButton
+			v-for="i in buttonRanges" :key="i"
+			:disabled="current === i"
+			@click="onNumberButtonClicked(i)"
+		>
+			{{ i }}
+		</MkButton>
+
+		<div v-if="nextDotVisible" :class="$style.headTailButtons">
+			<span class="ti ti-dots"/>
+			<MkButton @click="onToTailButtonClicked">{{ max }}</MkButton>
+		</div>
+	</div>
+
+	<MkButton primary :disabled="max === current" @click="onToNextButtonClicked">&gt;</MkButton>
+</div>
+</template>
+
+<script setup lang="ts">
+
+import { computed, toRefs } from 'vue';
+import MkButton from '@/components/MkButton.vue';
+
+const min = 1;
+
+const emit = defineEmits<{
+	(ev: 'pageChanged', pageNumber: number): void;
+}>();
+
+const props = defineProps<{
+	current: number;
+	max: number;
+	buttonCount: number;
+}>();
+
+const { current, max } = toRefs(props);
+
+const buttonCount = computed(() => Math.min(max.value, props.buttonCount));
+const buttonCountHalf = computed(() => Math.floor(buttonCount.value / 2));
+const buttonCountStart = computed(() => Math.min(Math.max(min, current.value - buttonCountHalf.value), max.value - buttonCount.value + 1));
+const buttonRanges = computed(() => Array.from({ length: buttonCount.value }, (_, i) => buttonCountStart.value + i));
+
+const prevDotVisible = computed(() => (current.value - 1 > buttonCountHalf.value) && (max.value > buttonCount.value));
+const nextDotVisible = computed(() => (current.value < max.value - buttonCountHalf.value) && (max.value > buttonCount.value));
+
+if (_DEV_) {
+	console.log('[MkPagingButtons]', current.value, max.value, buttonCount.value, buttonCountHalf.value);
+	console.log('[MkPagingButtons]', current.value < max.value - buttonCountHalf.value);
+	console.log('[MkPagingButtons]', max.value > buttonCount.value);
+}
+
+function onNumberButtonClicked(pageNumber: number) {
+	emit('pageChanged', pageNumber);
+}
+
+function onToHeadButtonClicked() {
+	emit('pageChanged', min);
+}
+
+function onToPrevButtonClicked() {
+	const newPageNumber = current.value <= min ? min : current.value - 1;
+	emit('pageChanged', newPageNumber);
+}
+
+function onToNextButtonClicked() {
+	const newPageNumber = current.value >= max.value ? max.value : current.value + 1;
+	emit('pageChanged', newPageNumber);
+}
+
+function onToTailButtonClicked() {
+	emit('pageChanged', max.value);
+}
+</script>
+
+<style module lang="scss">
+.root {
+	display: flex;
+	justify-content: center;
+	align-items: center;
+	gap: 24px;
+
+	button {
+		border-radius: 9999px;
+		min-width: 2.5em;
+		min-height: 2.5em;
+		max-width: 2.5em;
+		max-height: 2.5em;
+		padding: 4px;
+	}
+}
+
+.buttons {
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	gap: 8px;
+}
+
+.headTailButtons {
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	gap: 8px;
+
+	span {
+		font-size: 0.75em;
+	}
+}
+</style>
--- a/packages/frontend/src/components/MkPoll.vue
+++ b/packages/frontend/src/components/MkPoll.vue
@ -10,7 +10,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<div :class="$style.bg" :style="{ 'width': `${showResult ? (choice.votes / total * 100) : 0}%` }"></div>
 			<span :class="$style.fg">
 				<template v-if="choice.isVoted"><i class="ti ti-check" style="margin-right: 4px; color: var(--MI_THEME-accent);"></i></template>
-				<Mfm :text="choice.text" :plain="true"/>
+				<Mfm :text="choice.text" :plain="true" :author="author" :emojiUrls="emojiUrls"/>
 				<span v-if="showResult" style="margin-left: 4px; opacity: 0.7;">({{ i18n.tsx._poll.votesCount({ n: choice.votes }) }})</span>
 			</span>
 		</li>
@ -48,6 +48,8 @@ const props = defineProps<{
 	poll: NonNullable<Misskey.entities.Note['poll']>;
 	readOnly?: boolean;
 	local?: boolean;
+	emojiUrls?: Record<string, string>;
+	author?: Misskey.entities.UserLite;
 }>();

 const remaining = ref(-1);
--- a/packages/frontend/src/components/MkPostForm.vue
+++ b/packages/frontend/src/components/MkPostForm.vue
@ -46,14 +46,14 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<template v-if="posted"></template>
 					<template v-else-if="posting"><MkEllipsis/></template>
 					<template v-else>{{ submitText }}</template>
-					<i style="margin-left: 6px;" :class="posted ? 'ti ti-check' : reply ? 'ti ti-arrow-back-up' : renote ? 'ti ti-quote' : 'ti ti-send'"></i>
+					<i style="margin-left: 6px;" :class="posted ? 'ti ti-check' : reply ? 'ti ti-arrow-back-up' : renoteTargetNote ? 'ti ti-quote' : 'ti ti-send'"></i>
 				</div>
 			</button>
 		</div>
 	</header>
 	<MkNoteSimple v-if="reply" :class="$style.targetNote" :hideFiles="true" :note="reply"/>
-	<MkNoteSimple v-if="renote" :class="$style.targetNote" :hideFiles="true" :note="renote"/>
-	<div v-if="quoteId" :class="$style.withQuote"><i class="ti ti-quote"></i> {{ i18n.ts.quoteAttached }}<button @click="quoteId = null"><i class="ti ti-x"></i></button></div>
+	<MkNoteSimple v-if="renoteTargetNote" :class="$style.targetNote" :hideFiles="true" :note="renoteTargetNote"/>
+	<div v-if="quoteId" :class="$style.withQuote"><i class="ti ti-quote"></i> {{ i18n.ts.quoteAttached }}<button @click="quoteId = null; renoteTargetNote = null;"><i class="ti ti-x"></i></button></div>
 	<div v-if="visibility === 'specified'" :class="$style.toSpecified">
 		<span style="margin-right: 8px;">{{ i18n.ts.recipient }}</span>
 		<div :class="$style.visibleUsers">
@ -106,13 +106,14 @@ SPDX-License-Identifier: AGPL-3.0-only
 </template>

 <script lang="ts" setup>
-import { inject, watch, nextTick, onMounted, defineAsyncComponent, provide, shallowRef, ref, computed, toRaw } from 'vue';
+import { inject, watch, nextTick, onMounted, defineAsyncComponent, provide, shallowRef, ref, computed, toRaw, type ShallowRef } from 'vue';
 import * as mfm from '@transfem-org/sfm-js';
 import * as Misskey from 'misskey-js';
 import insertTextAtCursor from 'insert-text-at-cursor';
-import { toASCII } from 'punycode/';
+import { toASCII } from 'punycode.js';
 import { host, url } from '@@/js/config.js';
 import type { MenuItem } from '@/types/menu.js';
+import type { PostFormProps } from '@/types/post-form.js';
 import MkNoteSimple from '@/components/MkNoteSimple.vue';
 import MkNotePreview from '@/components/MkNotePreview.vue';
 import XPostFormAttaches from '@/components/MkPostFormAttaches.vue';
@ -136,7 +137,6 @@ import { miLocalStorage } from '@/local-storage.js';
 import { claimAchievement } from '@/scripts/achievements.js';
 import { emojiPicker } from '@/scripts/emoji-picker.js';
 import { mfmFunctionPicker } from '@/scripts/mfm-function-picker.js';
-import type { PostFormProps } from '@/types/post-form.js';
 import MkScheduleEditor from '@/components/MkScheduleEditor.vue';

 const $i = signinRequired();
@ -202,12 +202,13 @@ const justEndedComposition = ref(false);
 const scheduleNote = ref<{
 	scheduledAt: number | null;
 } | null>(null);
+const renoteTargetNote: ShallowRef<PostFormProps['renote'] | null> = shallowRef(props.renote);

 const draftKey = computed((): string => {
 	let key = props.channel ? `channel:${props.channel.id}` : '';

-	if (props.renote) {
-		key += `renote:${props.renote.id}`;
+	if (renoteTargetNote.value) {
+		key += `renote:${renoteTargetNote.value.id}`;
 	} else if (props.reply) {
 		key += `reply:${props.reply.id}`;
 	} else {
@ -218,7 +219,7 @@ const draftKey = computed((): string => {
 });

 const placeholder = computed((): string => {
-	if (props.renote) {
+	if (renoteTargetNote.value) {
 		return i18n.ts._postForm.quotePlaceholder;
 	} else if (props.reply) {
 		return i18n.ts._postForm.replyPlaceholder;
@ -238,7 +239,7 @@ const placeholder = computed((): string => {
 });

 const submitText = computed((): string => {
-	return props.renote
+	return renoteTargetNote.value
 		? i18n.ts.quote
 		: props.reply
 			? i18n.ts.reply
@ -262,11 +263,12 @@ const canPost = computed((): boolean => {
 			1 <= textLength.value ||
 			1 <= files.value.length ||
 			poll.value != null ||
-			props.renote != null ||
+			renoteTargetNote.value != null ||
 			quoteId.value != null
 		) &&
 		(textLength.value <= maxTextLength.value) &&
 		(cwLength.value <= maxCwLength.value) &&
+		(files.value.length <= 16) &&
 		(!poll.value || poll.value.choices.length >= 2);
 });

@ -624,7 +626,7 @@ async function onPaste(ev: ClipboardEvent) {

 	const paste = ev.clipboardData.getData('text');

-	if (!props.renote && !quoteId.value && paste.startsWith(url + '/notes/')) {
+	if (!renoteTargetNote.value && !quoteId.value && paste.startsWith(url + '/notes/')) {
 		ev.preventDefault();

 		os.confirm({
@ -840,7 +842,7 @@ async function post(ev?: MouseEvent) {
 		text: text.value === '' ? null : text.value,
 		fileIds: files.value.length > 0 ? files.value.map(f => f.id) : undefined,
 		replyId: props.reply ? props.reply.id : undefined,
-		renoteId: props.renote ? props.renote.id : quoteId.value ? quoteId.value : undefined,
+		renoteId: renoteTargetNote.value ? renoteTargetNote.value.id : quoteId.value ? quoteId.value : undefined,
 		channelId: props.channel ? props.channel.id : undefined,
 		poll: poll.value,
 		cw: useCw.value ? cw.value ?? '' : null,
@ -930,7 +932,7 @@ async function post(ev?: MouseEvent) {
 				claimAchievement('brainDiver');
 			}

-			if (props.renote && (props.renote.userId === $i.id) && text.length > 0) {
+			if (renoteTargetNote.value && (renoteTargetNote.value.userId === $i.id) && text.length > 0) {
 				claimAchievement('selfQuote');
 			}

@ -1140,7 +1142,7 @@ onMounted(() => {
 					users.forEach(u => pushVisibleUser(u));
 				});
 			}
-			quoteId.value = init.renote ? init.renote.id : null;
+			quoteId.value = renoteTargetNote.value ? renoteTargetNote.value.id : null;
 			reactionAcceptance.value = init.reactionAcceptance;
 			if (init.isSchedule) {
 				scheduleNote.value = {
--- a/packages/frontend/src/components/MkPostFormAttaches.vue
+++ b/packages/frontend/src/components/MkPostFormAttaches.vue
@ -22,7 +22,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</div>
 		</template>
 	</Sortable>
-	<p :class="$style.remain">{{ 16 - props.modelValue.length }}/16</p>
+	<p :class="[$style.remain, {
+		[$style.exceeded]: props.modelValue.length > 16,
+	}]">{{ 16 - props.modelValue.length }}/16</p>
 </div>
 </template>

@ -239,5 +241,9 @@ function showFileMenu(file: Misskey.entities.DriveFile, ev: MouseEvent | Keyboar
 	margin: 0;
 	padding: 0;
 	font-size: 90%;
+
+	&.exceeded {
+		color: var(--MI_THEME-error);
+	}
 }
 </style>
--- a/packages/frontend/src/components/MkRemoteEmojiEditDialog.vue
+++ b/packages/frontend/src/components/MkRemoteEmojiEditDialog.vue
@ -0,0 +1,132 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<MkWindow
+	ref="windowEl"
+	:initialWidth="400"
+	:initialHeight="500"
+	:canResize="true"
+	@close="windowEl?.close()"
+	@closed="emit('closed')"
+>
+	<template #header>:{{ name }}:</template>
+
+	<div style="display: flex; flex-direction: column; min-height: 100%;">
+		<MkSpacer :marginMin="20" :marginMax="28" style="flex-grow: 1;">
+			<div class="_gaps_m">
+				<div v-if="imgUrl != null" :class="$style.imgs">
+					<div style="background: #000;" :class="$style.imgContainer">
+						<img :src="imgUrl" :class="$style.img" :alt="name"/>
+					</div>
+					<div style="background: #222;" :class="$style.imgContainer">
+						<img :src="imgUrl" :class="$style.img" :alt="name"/>
+					</div>
+					<div style="background: #ddd;" :class="$style.imgContainer">
+						<img :src="imgUrl" :class="$style.img" :alt="name"/>
+					</div>
+					<div style="background: #fff;" :class="$style.imgContainer">
+						<img :src="imgUrl" :class="$style.img" :alt="name"/>
+					</div>
+				</div>
+
+				<MkKeyValue>
+					<template #key>{{ i18n.ts.id }}</template>
+					<template #value>{{ name }}</template>
+				</MkKeyValue>
+				<MkKeyValue>
+					<template #key>{{ i18n.ts.host }}</template>
+					<template #value>{{ host }}</template>
+				</MkKeyValue>
+				<MkKeyValue>
+					<template #key>{{ i18n.ts.license }}</template>
+					<template #value>{{ license }}</template>
+				</MkKeyValue>
+			</div>
+		</MkSpacer>
+		<div :class="$style.footer">
+			<MkButton primary rounded style="margin: 0 auto;" @click="done">
+				<i class="ti ti-plus"></i> {{ i18n.ts.import }}
+			</MkButton>
+		</div>
+	</div>
+</MkWindow>
+</template>
+
+<script lang="ts" setup>
+import { computed, ref } from 'vue';
+import MkKeyValue from '@/components/MkKeyValue.vue';
+import MkButton from '@/components/MkButton.vue';
+import MkInput from '@/components/MkInput.vue';
+import MkTextarea from '@/components/MkTextarea.vue';
+import MkWindow from '@/components/MkWindow.vue';
+import { i18n } from '@/i18n.js';
+import * as os from '@/os.js';
+
+const props = defineProps<{
+	emoji: {
+		id: string,
+		name: string,
+		host: string,
+		license: string | null,
+		url: string
+	},
+}>();
+
+const emit = defineEmits<{
+	// 必要なら戻り値を増やす
+	(ev: 'done'): void,
+	(ev: 'closed'): void
+}>();
+
+const windowEl = ref<InstanceType<typeof MkWindow> | null>(null);
+
+const name = computed(() => props.emoji.name);
+const host = computed(() => props.emoji.host);
+const license = computed(() => props.emoji.license);
+const imgUrl = computed(() => props.emoji.url);
+
+async function done() {
+	await os.apiWithDialog('admin/emoji/copy', {
+		emojiId: props.emoji.id,
+	});
+
+	emit('done');
+	windowEl.value?.close();
+}
+</script>
+
+<style lang="scss" module>
+.imgs {
+	display: flex;
+	gap: 8px;
+	flex-wrap: wrap;
+	justify-content: center;
+}
+
+.imgContainer {
+	padding: 8px;
+	border-radius: 6px;
+}
+
+.img {
+	display: block;
+	height: 64px;
+	width: 64px;
+	object-fit: contain;
+}
+
+.footer {
+	position: sticky;
+	z-index: 10000;
+	bottom: 0;
+	left: 0;
+	padding: 12px;
+	border-top: solid 0.5px var(--MI_THEME-divider);
+	background: var(--MI_THEME-acrylicBg);
+	-webkit-backdrop-filter: var(--MI-blur, blur(15px));
+	backdrop-filter: var(--MI-blur, blur(15px));
+}
+</style>
--- a/packages/frontend/src/components/MkRoleSelectDialog.stories.impl.ts
+++ b/packages/frontend/src/components/MkRoleSelectDialog.stories.impl.ts
@ -0,0 +1,106 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+import { StoryObj } from '@storybook/vue3';
+import { http, HttpResponse } from 'msw';
+import { role } from '../../.storybook/fakes.js';
+import { commonHandlers } from '../../.storybook/mocks.js';
+import MkRoleSelectDialog from '@/components/MkRoleSelectDialog.vue';
+
+const roles = [
+	role({ displayOrder: 1 }, '1'), role({ displayOrder: 1 }, '1'), role({ displayOrder: 1 }, '1'), role({ displayOrder: 1 }, '1'),
+	role({ displayOrder: 2 }, '2'), role({ displayOrder: 2 }, '2'), role({ displayOrder: 3 }, '3'), role({ displayOrder: 3 }, '3'),
+	role({ displayOrder: 4 }, '4'), role({ displayOrder: 5 }, '5'), role({ displayOrder: 6 }, '6'), role({ displayOrder: 7 }, '7'),
+	role({ displayOrder: 999, name: 'privateRole', isPublic: false }, '999'),
+];
+
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkRoleSelectDialog,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkRoleSelectDialog v-bind="props" />',
+		};
+	},
+	args: {
+		initialRoleIds: undefined,
+		infoMessage: undefined,
+		title: undefined,
+		publicOnly: true,
+	},
+	parameters: {
+		layout: 'centered',
+		msw: {
+			handlers: [
+				...commonHandlers,
+				http.post('/api/admin/roles/list', ({ params }) => {
+					return HttpResponse.json(roles);
+				}),
+			],
+		},
+	},
+	decorators: [() => ({
+		template: '<div style="width:100cqmin"><story/></div>',
+	})],
+} satisfies StoryObj<typeof MkRoleSelectDialog>;
+
+export const InitialIds = {
+	...Default,
+	args: {
+		...Default.args,
+		initialRoleIds: [roles[0].id, roles[1].id, roles[4].id, roles[6].id, roles[8].id, roles[10].id],
+	},
+} satisfies StoryObj<typeof MkRoleSelectDialog>;
+
+export const InfoMessage = {
+	...Default,
+	args: {
+		...Default.args,
+		infoMessage: 'This is a message.',
+	},
+} satisfies StoryObj<typeof MkRoleSelectDialog>;
+
+export const Title = {
+	...Default,
+	args: {
+		...Default.args,
+		title: 'Select roles',
+	},
+} satisfies StoryObj<typeof MkRoleSelectDialog>;
+
+export const Full = {
+	...Default,
+	args: {
+		...Default.args,
+		initialRoleIds: roles.map(it => it.id),
+		infoMessage: InfoMessage.args.infoMessage,
+		title: Title.args.title,
+	},
+} satisfies StoryObj<typeof MkRoleSelectDialog>;
+
+export const FullWithPrivate = {
+	...Default,
+	args: {
+		...Default.args,
+		initialRoleIds: roles.map(it => it.id),
+		infoMessage: InfoMessage.args.infoMessage,
+		title: Title.args.title,
+		publicOnly: false,
+	},
+} satisfies StoryObj<typeof MkRoleSelectDialog>;
--- a/packages/frontend/src/components/MkRoleSelectDialog.vue
+++ b/packages/frontend/src/components/MkRoleSelectDialog.vue
@ -0,0 +1,200 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<MkModalWindow
+	ref="windowEl"
+	:withOkButton="false"
+	:okButtonDisabled="false"
+	:width="400"
+	:height="500"
+	@close="onCloseModalWindow"
+	@closed="console.log('MkRoleSelectDialog: closed') ; $emit('dispose')"
+>
+	<template #header>{{ title }}</template>
+	<MkSpacer :marginMin="20" :marginMax="28">
+		<MkLoading v-if="fetching"/>
+		<div v-else class="_gaps" :class="$style.root">
+			<div :class="$style.header">
+				<MkButton rounded @click="addRole"><i class="ti ti-plus"></i> {{ i18n.ts.add }}</MkButton>
+			</div>
+
+			<div v-if="selectedRoles.length > 0" class="_gaps" :class="$style.roleItemArea">
+				<div v-for="role in selectedRoles" :key="role.id" :class="$style.roleItem">
+					<MkRolePreview :class="$style.role" :role="role" :forModeration="true" :detailed="false" style="pointer-events: none;"/>
+					<button class="_button" :class="$style.roleUnAssign" @click="removeRole(role.id)"><i class="ti ti-x"></i></button>
+				</div>
+			</div>
+			<div v-else :class="$style.roleItemArea" style="text-align: center">
+				{{ i18n.ts._roleSelectDialog.notSelected }}
+			</div>
+
+			<MkInfo v-if="infoMessage">{{ infoMessage }}</MkInfo>
+
+			<div :class="$style.buttons">
+				<MkButton primary @click="onOkClicked">{{ i18n.ts.ok }}</MkButton>
+				<MkButton @click="onCancelClicked">{{ i18n.ts.cancel }}</MkButton>
+			</div>
+		</div>
+	</MkSpacer>
+</MkModalWindow>
+</template>
+
+<script setup lang="ts">
+import { computed, ref, toRefs } from 'vue';
+import * as Misskey from 'misskey-js';
+import { i18n } from '@/i18n.js';
+import MkButton from '@/components/MkButton.vue';
+import MkInfo from '@/components/MkInfo.vue';
+import MkRolePreview from '@/components/MkRolePreview.vue';
+import { misskeyApi } from '@/scripts/misskey-api.js';
+import * as os from '@/os.js';
+import MkSpacer from '@/components/global/MkSpacer.vue';
+import MkModalWindow from '@/components/MkModalWindow.vue';
+import MkLoading from '@/components/global/MkLoading.vue';
+
+const emit = defineEmits<{
+	(ev: 'done', value: Misskey.entities.Role[]),
+	(ev: 'close'),
+	(ev: 'dispose'),
+}>();
+
+const props = withDefaults(defineProps<{
+	initialRoleIds?: string[],
+	infoMessage?: string,
+	title?: string,
+	publicOnly: boolean,
+}>(), {
+	initialRoleIds: undefined,
+	infoMessage: undefined,
+	title: undefined,
+	publicOnly: true,
+});
+
+const { initialRoleIds, infoMessage, title, publicOnly } = toRefs(props);
+
+const windowEl = ref<InstanceType<typeof MkModalWindow>>();
+const roles = ref<Misskey.entities.Role[]>([]);
+const selectedRoleIds = ref<string[]>(initialRoleIds.value ?? []);
+const fetching = ref(false);
+
+const selectedRoles = computed(() => {
+	const r = roles.value.filter(role => selectedRoleIds.value.includes(role.id));
+	r.sort((a, b) => {
+		if (a.displayOrder !== b.displayOrder) {
+			return b.displayOrder - a.displayOrder;
+		}
+
+		return a.id.localeCompare(b.id);
+	});
+	return r;
+});
+
+async function fetchRoles() {
+	fetching.value = true;
+	const result = await misskeyApi('admin/roles/list', {});
+	roles.value = result.filter(it => publicOnly.value ? it.isPublic : true);
+	fetching.value = false;
+}
+
+async function addRole() {
+	const items = roles.value
+		.filter(r => r.isPublic)
+		.filter(r => !selectedRoleIds.value.includes(r.id))
+		.map(r => ({ text: r.name, value: r }));
+
+	const { canceled, result: role } = await os.select({ items });
+	if (canceled) {
+		return;
+	}
+
+	selectedRoleIds.value.push(role.id);
+}
+
+async function removeRole(roleId: string) {
+	selectedRoleIds.value = selectedRoleIds.value.filter(x => x !== roleId);
+}
+
+function onOkClicked() {
+	emit('done', selectedRoles.value);
+	windowEl.value?.close();
+}
+
+function onCancelClicked() {
+	emit('close');
+	windowEl.value?.close();
+}
+
+function onCloseModalWindow() {
+	emit('close');
+	windowEl.value?.close();
+}
+
+fetchRoles();
+</script>
+
+<style module lang="scss">
+.root {
+	max-height: 410px;
+	height: 410px;
+	display: flex;
+	flex-direction: column;
+}
+
+.roleItemArea {
+	background-color: var(--MI_THEME-acrylicBg);
+	border-radius: var(--MI-radius);
+	padding: 12px;
+	overflow-y: auto;
+}
+
+.roleItem {
+	display: flex;
+}
+
+.role {
+	flex: 1;
+}
+
+.roleUnAssign {
+	width: 32px;
+	height: 32px;
+	margin-left: 8px;
+	align-self: center;
+}
+
+.header {
+	display: flex;
+	align-items: center;
+	justify-content: flex-start;
+}
+
+.title {
+	flex: 1;
+}
+
+.addRoleButton {
+	min-width: 32px;
+	min-height: 32px;
+	max-width: 32px;
+	max-height: 32px;
+	margin-left: 8px;
+	align-self: center;
+	padding: 0;
+}
+
+.buttons {
+	display: flex;
+	justify-content: center;
+	align-items: center;
+	gap: 8px;
+	margin-top: auto;
+}
+
+.divider {
+	border-top: solid 0.5px var(--MI_THEME-divider);
+}
+
+</style>
--- a/packages/frontend/src/components/MkSignin.input.vue
+++ b/packages/frontend/src/components/MkSignin.input.vue
@ -54,7 +54,7 @@ SPDX-License-Identifier: AGPL-3.0-only

 <script setup lang="ts">
 import { ref } from 'vue';
-import { toUnicode } from 'punycode/';
+import { toUnicode } from 'punycode.js';

 import { query, extractDomain } from '@@/js/url.js';
 import { host as configHost } from '@@/js/config.js';
--- a/packages/frontend/src/components/MkSignupDialog.form.vue
+++ b/packages/frontend/src/components/MkSignupDialog.form.vue
@ -85,7 +85,7 @@ SPDX-License-Identifier: AGPL-3.0-only

 <script lang="ts" setup>
 import { ref, computed } from 'vue';
-import { toUnicode } from 'punycode/';
+import { toUnicode } from 'punycode.js';
 import * as Misskey from 'misskey-js';
 import * as config from '@@/js/config.js';
 import MkButton from './MkButton.vue';
--- a/packages/frontend/src/components/MkSignupDialog.rules.vue
+++ b/packages/frontend/src/components/MkSignupDialog.rules.vue
@ -10,8 +10,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 	</div>
 	<MkSpacer :marginMin="20" :marginMax="28">
 		<div class="_gaps_m">
-			<div v-if="instance.disableRegistration">
-				<MkInfo warn>{{ i18n.ts.invitationRequiredToRegister }}</MkInfo>
+			<div v-if="instance.disableRegistration || instance.federation !== 'all'" class="_gaps_s">
+				<MkInfo v-if="instance.disableRegistration" warn>{{ i18n.ts.invitationRequiredToRegister }}</MkInfo>
+				<MkInfo v-if="instance.federation === 'specified'" warn>{{ i18n.ts.federationSpecified }}</MkInfo>
+				<MkInfo v-else-if="instance.federation === 'none'" warn>{{ i18n.ts.federationDisabled }}</MkInfo>
 			</div>

 			<div style="text-align: center;">
--- a/packages/frontend/src/components/MkSortOrderEditor.define.ts
+++ b/packages/frontend/src/components/MkSortOrderEditor.define.ts
@ -0,0 +1,11 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+export type SortOrderDirection = '+' | '-'
+
+export type SortOrder<T extends string> = {
+	key: T;
+	direction: SortOrderDirection;
+}
--- a/packages/frontend/src/components/MkSortOrderEditor.vue
+++ b/packages/frontend/src/components/MkSortOrderEditor.vue
@ -0,0 +1,118 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.sortOrderArea">
+	<div :class="$style.sortOrderAreaTags">
+		<MkTagItem
+			v-for="order in currentOrders"
+			:key="order.key"
+			:iconClass="order.direction === '+' ? 'ti ti-arrow-up' : 'ti ti-arrow-down'"
+			:exButtonIconClass="'ti ti-x'"
+			:content="order.key"
+			:class="$style.sortOrderTag"
+			@click="onToggleSortOrderButtonClicked(order)"
+			@exButtonClick="onRemoveSortOrderButtonClicked(order)"
+		/>
+	</div>
+	<MkButton :class="$style.sortOrderAddButton" @click="onAddSortOrderButtonClicked">
+		<span class="ti ti-plus"></span>
+	</MkButton>
+</div>
+</template>
+
+<script setup lang="ts" generic="T extends string">
+import { toRefs } from 'vue';
+import MkTagItem from '@/components/MkTagItem.vue';
+import MkButton from '@/components/MkButton.vue';
+import { MenuItem } from '@/types/menu.js';
+import * as os from '@/os.js';
+import { SortOrder } from '@/components/MkSortOrderEditor.define.js';
+
+const emit = defineEmits<{
+	(ev: 'update', sortOrders: SortOrder<T>[]): void;
+}>();
+
+const props = defineProps<{
+	baseOrderKeyNames: T[];
+	currentOrders: SortOrder<T>[];
+}>();
+
+const { currentOrders } = toRefs(props);
+
+function onToggleSortOrderButtonClicked(order: SortOrder<T>) {
+	switch (order.direction) {
+		case '+':
+			order.direction = '-';
+			break;
+		case '-':
+			order.direction = '+';
+			break;
+	}
+
+	emitOrder(currentOrders.value);
+}
+
+function onAddSortOrderButtonClicked(ev: MouseEvent) {
+	const menuItems: MenuItem[] = props.baseOrderKeyNames
+		.filter(baseKey => !currentOrders.value.map(it => it.key).includes(baseKey))
+		.map(it => {
+			return {
+				text: it,
+				action: () => {
+					emitOrder([...currentOrders.value, { key: it, direction: '+' }]);
+				},
+			};
+		});
+	os.contextMenu(menuItems, ev);
+}
+
+function onRemoveSortOrderButtonClicked(order: SortOrder<T>) {
+	emitOrder(currentOrders.value.filter(it => it.key !== order.key));
+}
+
+function emitOrder(sortOrders: SortOrder<T>[]) {
+	emit('update', sortOrders);
+}
+
+</script>
+
+<style module lang="scss">
+.sortOrderArea {
+	display: flex;
+	flex-direction: row;
+	align-items: flex-start;
+	justify-content: flex-start;
+}
+
+.sortOrderAreaTags {
+	display: flex;
+	flex-direction: row;
+	align-items: flex-start;
+	justify-content: flex-start;
+	flex-wrap: wrap;
+	gap: 8px;
+}
+
+.sortOrderAddButton {
+	display: flex;
+	justify-content: center;
+	align-items: center;
+	box-sizing: border-box;
+	min-width: 2.0em;
+	min-height: 2.0em;
+	max-width: 2.0em;
+	max-height: 2.0em;
+	padding: 8px;
+	margin-left: auto;
+	border-radius: 9999px;
+	background-color: var(--MI_THEME-buttonBg);
+}
+
+.sortOrderTag {
+	user-select: none;
+	cursor: pointer;
+}
+</style>
--- a/packages/frontend/src/components/MkSubNoteContent.vue
+++ b/packages/frontend/src/components/MkSubNoteContent.vue
@ -27,7 +27,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	</details>
 	<details v-if="note.poll">
 		<summary>{{ i18n.ts.poll }}</summary>
-		<MkPoll :noteId="note.id" :poll="note.poll"/>
+		<MkPoll :noteId="note.id" :poll="note.poll" :author="note.user" :emojiUrls="note.emojis"/>
 	</details>
 	<button v-if="isLong && collapsed" :class="$style.fade" class="_button" @click.stop="collapsed = false">
 		<span :class="$style.fadeLabel">{{ i18n.ts.showMore }}</span>
@ -42,11 +42,11 @@ SPDX-License-Identifier: AGPL-3.0-only
 import { ref, computed, watch } from 'vue';
 import * as Misskey from 'misskey-js';
 import * as mfm from '@transfem-org/sfm-js';
+import { shouldCollapsed } from '@@/js/collapsed.js';
 import MkMediaList from '@/components/MkMediaList.vue';
 import MkPoll from '@/components/MkPoll.vue';
 import MkButton from '@/components/MkButton.vue';
 import { i18n } from '@/i18n.js';
-import { shouldCollapsed } from '@@/js/collapsed.js';
 import { defaultStore } from '@/store.js';
 import { useRouter } from '@/router/supplier.js';
 import * as os from '@/os.js';
--- a/packages/frontend/src/components/MkSuperMenu.vue
+++ b/packages/frontend/src/components/MkSuperMenu.vue
@ -47,7 +47,7 @@ export type SuperMenuDef = {
 		active?: boolean;
 		action: (ev: MouseEvent) => void;
 	} | {
-		type: 'link';
+		type?: 'link';
 		to: string;
 		icon?: string;
 		text: string;
--- a/packages/frontend/src/components/MkTagItem.stories.impl.ts
+++ b/packages/frontend/src/components/MkTagItem.stories.impl.ts
@ -0,0 +1,70 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+/* eslint-disable import/no-default-export */
+import { action } from '@storybook/addon-actions';
+import { StoryObj } from '@storybook/vue3';
+import MkTagItem from './MkTagItem.vue';
+
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkTagItem: MkTagItem,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+				events() {
+					return {
+						click: action('click'),
+						exButtonClick: action('exButtonClick'),
+					};
+				},
+			},
+			template: '<MkTagItem v-bind="props" v-on="events"></MkTagItem>',
+		};
+	},
+	args: {
+		content: 'name',
+	},
+	parameters: {
+		layout: 'centered',
+	},
+} satisfies StoryObj<typeof MkTagItem>;
+
+export const Icon = {
+	...Default,
+	args: {
+		...Default.args,
+		iconClass: 'ti ti-arrow-up',
+	},
+} satisfies StoryObj<typeof MkTagItem>;
+
+export const ExButton = {
+	...Default,
+	args: {
+		...Default.args,
+		exButtonIconClass: 'ti ti-x',
+	},
+} satisfies StoryObj<typeof MkTagItem>;
+
+export const IconExButton = {
+	...Default,
+	args: {
+		...Default.args,
+		iconClass: 'ti ti-arrow-up',
+		exButtonIconClass: 'ti ti-x',
+	},
+} satisfies StoryObj<typeof MkTagItem>;
--- a/packages/frontend/src/components/MkTagItem.vue
+++ b/packages/frontend/src/components/MkTagItem.vue
@ -0,0 +1,76 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.root" @click="(ev) => emit('click', ev)">
+	<span v-if="iconClass" :class="[$style.icon, iconClass]"></span>
+	<span :class="$style.content">{{ content }}</span>
+	<MkButton v-if="exButtonIconClass" :class="$style.exButton" @click="(ev) => emit('exButtonClick', ev)">
+		<span :class="[$style.exButtonIcon, exButtonIconClass]"></span>
+	</MkButton>
+</div>
+</template>
+
+<script setup lang="ts">
+import MkButton from '@/components/MkButton.vue';
+
+const emit = defineEmits<{
+	(ev: 'click', payload: MouseEvent): void;
+	(ev: 'exButtonClick', payload: MouseEvent): void;
+}>();
+
+defineProps<{
+	iconClass?: string;
+	content: string;
+	exButtonIconClass?: string
+}>();
+</script>
+
+<style module lang="scss">
+$buttonSize : 1.8em;
+
+.root {
+	display: inline-flex;
+	align-items: center;
+	justify-content: center;
+	border-radius: 9999px;
+	padding: 4px 6px;
+	gap: 3px;
+
+	background-color: var(--MI_THEME-buttonBg);
+
+	&:hover {
+		background-color: var(--MI_THEME-buttonHoverBg);
+	}
+}
+
+.icon {
+	display: inline-flex;
+	align-items: center;
+	justify-content: center;
+	font-size: 0.70em;
+}
+
+.exButton {
+	display: inline-flex;
+	align-items: center;
+	justify-content: center;
+	border-radius: 9999px;
+	max-height: $buttonSize;
+	max-width: $buttonSize;
+	min-height: $buttonSize;
+	min-width: $buttonSize;
+	padding: 0;
+	box-sizing: border-box;
+	font-size: 0.65em;
+}
+
+.exButtonIcon {
+	display: inline-flex;
+	align-items: center;
+	justify-content: center;
+	font-size: 0.80em;
+}
+</style>
--- a/packages/frontend/src/components/MkUserSelectDialog.vue
+++ b/packages/frontend/src/components/MkUserSelectDialog.vue
@ -16,7 +16,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<template #header>{{ i18n.ts.selectUser }}</template>
 	<div>
 		<div :class="$style.form">
-			<MkInput v-if="localOnly" v-model="username" :autofocus="true" @update:modelValue="search">
+			<MkInput v-if="computedLocalOnly" v-model="username" :autofocus="true" @update:modelValue="search">
 				<template #label>{{ i18n.ts.username }}</template>
 				<template #prefix>@</template>
 			</MkInput>
@ -61,7 +61,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 </template>

 <script lang="ts" setup>
-import { onMounted, ref, shallowRef } from 'vue';
+import { onMounted, ref, computed, shallowRef } from 'vue';
 import * as Misskey from 'misskey-js';
 import MkInput from '@/components/MkInput.vue';
 import FormSplit from '@/components/form/split.vue';
@ -70,6 +70,7 @@ import { misskeyApi } from '@/scripts/misskey-api.js';
 import { defaultStore } from '@/store.js';
 import { i18n } from '@/i18n.js';
 import { $i } from '@/account.js';
+import { instance } from '@/instance.js';
 import { host as currentHost, hostname } from '@@/js/config.js';

 const emit = defineEmits<{
@ -86,6 +87,8 @@ const props = withDefaults(defineProps<{
 	localOnly: false,
 });

+const computedLocalOnly = computed(() => props.localOnly || instance.federation === 'none');
+
 const username = ref('');
 const host = ref('');
 const users = ref<Misskey.entities.UserLite[]>([]);
@ -101,7 +104,7 @@ function search() {

 	misskeyApi('users/search-by-username-and-host', {
 		username: username.value,
-		host: props.localOnly ? '.' : host.value,
+		host: computedLocalOnly.value ? '.' : host.value,
 		limit: 10,
 		detail: false,
 	}).then(_users => {
@ -143,7 +146,7 @@ onMounted(() => {
 	}).then(foundUsers => {
 		let _users = foundUsers;
 		_users = _users.filter((u) => {
-			if (props.localOnly) {
+			if (computedLocalOnly.value) {
 				return u.host == null;
 			} else {
 				return true;
--- a/packages/frontend/src/components/MkVisitorDashboard.vue
+++ b/packages/frontend/src/components/MkVisitorDashboard.vue
@ -18,8 +18,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<!-- eslint-disable-next-line vue/no-v-html -->
 				<div v-html="sanitizeHtml(instance.description) || i18n.ts.headlineMisskey"></div>
 			</div>
-			<div v-if="instance.disableRegistration" :class="$style.mainWarn">
-				<MkInfo warn>{{ i18n.ts.invitationRequiredToRegister }}</MkInfo>
+			<div v-if="instance.disableRegistration || instance.federation !== 'all'" :class="$style.mainWarn" class="_gaps_s">
+				<MkInfo v-if="instance.disableRegistration" warn>{{ i18n.ts.invitationRequiredToRegister }}</MkInfo>
+				<MkInfo v-if="instance.federation === 'specified'" warn>{{ i18n.ts.federationSpecified }}</MkInfo>
+				<MkInfo v-else-if="instance.federation === 'none'" warn>{{ i18n.ts.federationDisabled }}</MkInfo>
 			</div>
 			<div v-if="instance.approvalRequiredForSignup" :class="$style.mainWarn">
 				<MkInfo warn>{{ i18n.ts.approvalRequiredToRegister }}</MkInfo>
--- a/packages/frontend/src/components/MkWidgets.vue
+++ b/packages/frontend/src/components/MkWidgets.vue
@ -9,7 +9,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<header :class="$style.editHeader">
 			<MkSelect v-model="widgetAdderSelected" style="margin-bottom: var(--MI-margin)" data-cy-widget-select>
 				<template #label>{{ i18n.ts.selectWidget }}</template>
-				<option v-for="widget in widgetDefs" :key="widget" :value="widget">{{ i18n.ts._widgets[widget] }}</option>
+				<option v-for="widget in _widgetDefs" :key="widget" :value="widget">{{ i18n.ts._widgets[widget] }}</option>
 			</MkSelect>
 			<MkButton inline primary data-cy-widget-add @click="addWidget"><i class="ti ti-plus"></i> {{ i18n.ts.add }}</MkButton>
 			<MkButton inline @click="emit('exit')">{{ i18n.ts.close }}</MkButton>
@ -34,7 +34,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</template>
 		</Sortable>
 	</template>
-	<component :is="`widget-${widget.name}`" v-for="widget in widgets" v-else :key="widget.id" :ref="el => widgetRefs[widget.id] = el" :class="$style.widget" :widget="widget" @updateProps="updateWidget(widget.id, $event)" @contextmenu.stop="onContextmenu(widget, $event)"/>
+	<component :is="`widget-${widget.name}`" v-for="widget in _widgets" v-else :key="widget.id" :ref="el => widgetRefs[widget.id] = el" :class="$style.widget" :widget="widget" @updateProps="updateWidget(widget.id, $event)" @contextmenu.stop="onContextmenu(widget, $event)"/>
 </div>
 </template>

@ -50,13 +50,14 @@ export type DefaultStoredWidget = {
 </script>

 <script lang="ts" setup>
-import { defineAsyncComponent, ref } from 'vue';
+import { defineAsyncComponent, ref, computed } from 'vue';
 import { v4 as uuid } from 'uuid';
 import MkSelect from '@/components/MkSelect.vue';
 import MkButton from '@/components/MkButton.vue';
-import { widgets as widgetDefs } from '@/widgets/index.js';
+import { widgets as widgetDefs, federationWidgets } from '@/widgets/index.js';
 import * as os from '@/os.js';
 import { i18n } from '@/i18n.js';
+import { instance } from '@/instance.js';
 import { isLink } from '@@/js/is-link.js';

 const Sortable = defineAsyncComponent(() => import('vuedraggable').then(x => x.default));
@ -66,6 +67,16 @@ const props = defineProps<{
 	edit: boolean;
 }>();

+const _widgetDefs = computed(() => {
+	if (instance.federation === 'none') {
+		return widgetDefs.filter(x => !federationWidgets.includes(x));
+	} else {
+		return widgetDefs;
+	}
+});
+
+const _widgets = computed(() => props.widgets.filter(x => _widgetDefs.value.includes(x.name)));
+
 const emit = defineEmits<{
 	(ev: 'updateWidgets', widgets: Widget[]): void;
 	(ev: 'addWidget', widget: Widget): void;
--- a/packages/frontend/src/components/global/MkAcct.vue
+++ b/packages/frontend/src/components/global/MkAcct.vue
@ -12,7 +12,7 @@ SPDX-License-Identifier: AGPL-3.0-only

 <script lang="ts" setup>
 import * as Misskey from 'misskey-js';
-import { toUnicode } from 'punycode/';
+import { toUnicode } from 'punycode.js';
 import { host as hostRaw } from '@@/js/config.js';
 import { defaultStore } from '@/store.js';

--- a/packages/frontend/src/components/global/MkPageHeader.vue
+++ b/packages/frontend/src/components/global/MkPageHeader.vue
@ -57,13 +57,16 @@ import { scrollToTop } from '@@/js/scroll.js';
 import { globalEvents } from '@/events.js';
 import { injectReactiveMetadata } from '@/scripts/page-metadata.js';
 import { $i, openAccountMenu as openAccountMenu_ } from '@/account.js';
-import { PageHeaderItem } from '@/types/page-header.js';
+import type { PageHeaderItem } from '@/types/page-header.js';
+import type { PageMetadata } from '@/scripts/page-metadata.js';

 const props = withDefaults(defineProps<{
+	overridePageMetadata?: PageMetadata;
 	tabs?: Tab[];
 	tab?: string;
 	actions?: PageHeaderItem[] | null;
 	thin?: boolean;
+	hideTitle?: boolean;
 	displayMyAvatar?: boolean;
 	displayBackButton?: boolean;
 }>(), {
@ -76,9 +79,10 @@ const emit = defineEmits<{

 const displayBackButton = props.displayBackButton && history.state.key !== 'index' && history.length > 1 && inject('shouldBackButton', true);

-const pageMetadata = injectReactiveMetadata();
+const injectedPageMetadata = injectReactiveMetadata();
+const pageMetadata = computed(() => props.overridePageMetadata ?? injectedPageMetadata.value);

-const hideTitle = inject('shouldOmitHeaderTitle', false);
+const hideTitle = computed(() => inject('shouldOmitHeaderTitle', false) || props.hideTitle);
 const thin_ = props.thin || inject('shouldHeaderThin', false);

 const el = shallowRef<HTMLElement | undefined>(undefined);
@ -87,7 +91,7 @@ const narrow = ref(false);
 const hasTabs = computed(() => props.tabs.length > 0);
 const hasActions = computed(() => props.actions && props.actions.length > 0);
 const show = computed(() => {
-	return !hideTitle || hasTabs.value || hasActions.value;
+	return !hideTitle.value || hasTabs.value || hasActions.value;
 });

 const preventDrag = (ev: TouchEvent) => {
--- a/packages/frontend/src/components/global/MkUrl.vue
+++ b/packages/frontend/src/components/global/MkUrl.vue
@ -28,7 +28,7 @@ SPDX-License-Identifier: AGPL-3.0-only

 <script lang="ts" setup>
 import { defineAsyncComponent, ref } from 'vue';
-import { toUnicode as decodePunycode } from 'punycode/';
+import { toUnicode as decodePunycode } from 'punycode.js';
 import { url as local } from '@@/js/config.js';
 import * as os from '@/os.js';
 import { useTooltip } from '@/scripts/use-tooltip.js';
--- a/packages/frontend/src/components/grid/MkCellTooltip.vue
+++ b/packages/frontend/src/components/grid/MkCellTooltip.vue
@ -0,0 +1,35 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<MkTooltip ref="tooltip" :showing="showing" :targetElement="targetElement" :maxWidth="250" @closed="emit('closed')">
+	<div :class="$style.root">
+		{{ content }}
+	</div>
+</MkTooltip>
+</template>
+
+<script lang="ts" setup>
+import { } from 'vue';
+import MkTooltip from '@/components/MkTooltip.vue';
+
+defineProps<{
+	showing: boolean;
+	content: string;
+	targetElement: HTMLElement;
+}>();
+
+const emit = defineEmits<{
+	(ev: 'closed'): void;
+}>();
+</script>
+
+<style lang="scss" module>
+.root {
+	font-size: 0.9em;
+	text-align: left;
+	text-wrap: normal;
+}
+</style>
--- a/packages/frontend/src/components/grid/MkDataCell.vue
+++ b/packages/frontend/src/components/grid/MkDataCell.vue
@ -0,0 +1,418 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div
+	v-if="cell.row.using"
+	ref="rootEl"
+	class="mk_grid_td"
+	:class="$style.cell"
+	:style="{ maxWidth: cellWidth, minWidth: cellWidth }"
+	:tabindex="-1"
+	data-grid-cell
+	:data-grid-cell-row="cell.row.index"
+	:data-grid-cell-col="cell.column.index"
+	@keydown="onCellKeyDown"
+	@dblclick.prevent="onCellDoubleClick"
+>
+	<div
+		:class="[
+			$style.root,
+			[(cell.violation.valid || cell.selected) ? {} : $style.error],
+			[cell.selected ? $style.selected : {}],
+			// 行が選択されているときは範囲選択色の適用を行側に任せる
+			[(cell.ranged && !cell.row.ranged) ? $style.ranged : {}],
+			[needsContentCentering ? $style.center : {}],
+		]"
+	>
+		<div v-if="!editing" :class="[$style.contentArea]" :style="cellType === 'boolean' ? 'justify-content: center' : ''">
+			<div ref="contentAreaEl" :class="$style.content">
+				<div v-if="cellType === 'text'">
+					{{ cell.value }}
+				</div>
+				<div v-if="cellType === 'number'">
+					{{ cell.value }}
+				</div>
+				<div v-if="cellType === 'date'">
+					{{ cell.value }}
+				</div>
+				<div v-else-if="cellType === 'boolean'">
+					<div :class="[$style.bool, {
+						[$style.boolTrue]: cell.value === true,
+						'ti ti-check': cell.value === true,
+					}]"></div>
+				</div>
+				<div v-else-if="cellType === 'image'">
+					<img
+						:src="cell.value"
+						:alt="cell.value"
+						:class="$style.viewImage"
+						@load="emitContentSizeChanged"
+					/>
+				</div>
+			</div>
+		</div>
+		<div v-else ref="inputAreaEl" :class="$style.inputArea">
+			<input
+				v-if="cellType === 'text'"
+				type="text"
+				:class="$style.editingInput"
+				:value="editingValue"
+				@input="onInputText"
+				@mousedown.stop
+				@contextmenu.stop
+			/>
+			<input
+				v-if="cellType === 'number'"
+				type="number"
+				:class="$style.editingInput"
+				:value="editingValue"
+				@input="onInputText"
+				@mousedown.stop
+				@contextmenu.stop
+			/>
+			<input
+				v-if="cellType === 'date'"
+				type="date"
+				:class="$style.editingInput"
+				:value="editingValue"
+				@input="onInputText"
+				@mousedown.stop
+				@contextmenu.stop
+			/>
+		</div>
+	</div>
+</div>
+</template>
+
+<script setup lang="ts">
+import { computed, defineAsyncComponent, nextTick, onMounted, onUnmounted, ref, shallowRef, toRefs, watch } from 'vue';
+import { GridEventEmitter, Size } from '@/components/grid/grid.js';
+import { useTooltip } from '@/scripts/use-tooltip.js';
+import * as os from '@/os.js';
+import { CellValue, GridCell } from '@/components/grid/cell.js';
+import { equalCellAddress, getCellAddress } from '@/components/grid/grid-utils.js';
+import { GridRowSetting } from '@/components/grid/row.js';
+
+const emit = defineEmits<{
+	(ev: 'operation:beginEdit', sender: GridCell): void;
+	(ev: 'operation:endEdit', sender: GridCell): void;
+	(ev: 'change:value', sender: GridCell, newValue: CellValue): void;
+	(ev: 'change:contentSize', sender: GridCell, newSize: Size): void;
+}>();
+const props = defineProps<{
+	cell: GridCell,
+	rowSetting: GridRowSetting,
+	bus: GridEventEmitter,
+}>();
+
+const { cell, bus } = toRefs(props);
+
+const rootEl = shallowRef<InstanceType<typeof HTMLTableCellElement>>();
+const contentAreaEl = shallowRef<InstanceType<typeof HTMLDivElement>>();
+const inputAreaEl = shallowRef<InstanceType<typeof HTMLDivElement>>();
+
+/** 値が編集中かどうか */
+const editing = ref<boolean>(false);
+/** 編集中の値. {@link beginEditing}と{@link endEditing}内、および各inputタグやそのコールバックからの操作のみを想定する */
+const editingValue = ref<CellValue>(undefined);
+
+const cellWidth = computed(() => cell.value.column.width);
+const cellType = computed(() => cell.value.column.setting.type);
+const needsContentCentering = computed(() => {
+	switch (cellType.value) {
+		case 'boolean':
+			return true;
+		default:
+			return false;
+	}
+});
+
+watch(() => [cell.value.value], () => {
+	// 中身がセットされた直後はサイズが分からないので、次のタイミングで更新する
+	nextTick(emitContentSizeChanged);
+}, { immediate: true });
+
+watch(() => cell.value.selected, () => {
+	if (cell.value.selected) {
+		requestFocus();
+	}
+});
+
+function onCellDoubleClick(ev: MouseEvent) {
+	switch (ev.type) {
+		case 'dblclick': {
+			beginEditing(ev.target as HTMLElement);
+			break;
+		}
+	}
+}
+
+function onOutsideMouseDown(ev: MouseEvent) {
+	const isOutside = ev.target instanceof Node && !rootEl.value?.contains(ev.target);
+	if (isOutside || !equalCellAddress(cell.value.address, getCellAddress(ev.target as HTMLElement))) {
+		endEditing(true, false);
+	}
+}
+
+function onCellKeyDown(ev: KeyboardEvent) {
+	if (!editing.value) {
+		ev.preventDefault();
+		switch (ev.code) {
+			case 'NumpadEnter':
+			case 'Enter':
+			case 'F2': {
+				beginEditing(ev.target as HTMLElement);
+				break;
+			}
+		}
+	} else {
+		switch (ev.code) {
+			case 'Escape': {
+				endEditing(false, true);
+				break;
+			}
+			case 'NumpadEnter':
+			case 'Enter': {
+				if (!ev.isComposing) {
+					endEditing(true, true);
+				}
+			}
+		}
+	}
+}
+
+function onInputText(ev: Event) {
+	editingValue.value = (ev.target as HTMLInputElement).value;
+}
+
+function onForceRefreshContentSize() {
+	emitContentSizeChanged();
+}
+
+function registerOutsideMouseDown() {
+	unregisterOutsideMouseDown();
+	addEventListener('mousedown', onOutsideMouseDown);
+}
+
+function unregisterOutsideMouseDown() {
+	removeEventListener('mousedown', onOutsideMouseDown);
+}
+
+async function beginEditing(target: HTMLElement) {
+	if (editing.value || !cell.value.selected || !cell.value.column.setting.editable) {
+		return;
+	}
+
+	if (cell.value.column.setting.customValueEditor) {
+		emit('operation:beginEdit', cell.value);
+		const newValue = await cell.value.column.setting.customValueEditor(
+			cell.value.row,
+			cell.value.column,
+			cell.value.value,
+			target,
+		);
+		emit('operation:endEdit', cell.value);
+
+		if (newValue !== cell.value.value) {
+			emitValueChange(newValue);
+		}
+
+		requestFocus();
+	} else {
+		switch (cellType.value) {
+			case 'number':
+			case 'date':
+			case 'text': {
+				editingValue.value = cell.value.value;
+				editing.value = true;
+				registerOutsideMouseDown();
+				emit('operation:beginEdit', cell.value);
+
+				await nextTick(() => {
+					// inputの展開後にフォーカスを当てたい
+					if (inputAreaEl.value) {
+						(inputAreaEl.value.querySelector('*') as HTMLElement).focus();
+					}
+				});
+				break;
+			}
+			case 'boolean': {
+				// とくに特殊なUIは設けず、トグルするだけ
+				emitValueChange(!cell.value.value);
+				break;
+			}
+		}
+	}
+}
+
+function endEditing(applyValue: boolean, requireFocus: boolean) {
+	if (!editing.value) {
+		return;
+	}
+
+	const newValue = editingValue.value;
+	editingValue.value = undefined;
+
+	emit('operation:endEdit', cell.value);
+	unregisterOutsideMouseDown();
+
+	if (applyValue && newValue !== cell.value.value) {
+		emitValueChange(newValue);
+	}
+
+	editing.value = false;
+
+	if (requireFocus) {
+		requestFocus();
+	}
+}
+
+function requestFocus() {
+	nextTick(() => {
+		rootEl.value?.focus();
+	});
+}
+
+function emitValueChange(newValue: CellValue) {
+	const _cell = cell.value;
+	emit('change:value', _cell, newValue);
+}
+
+function emitContentSizeChanged() {
+	emit('change:contentSize', cell.value, {
+		width: contentAreaEl.value?.clientWidth ?? 0,
+		height: contentAreaEl.value?.clientHeight ?? 0,
+	});
+}
+
+useTooltip(rootEl, (showing) => {
+	if (cell.value.violation.valid) {
+		return;
+	}
+
+	const content = cell.value.violation.violations.filter(it => !it.valid).map(it => it.result.message).join('\n');
+	const result = os.popup(defineAsyncComponent(() => import('@/components/grid/MkCellTooltip.vue')), {
+		showing,
+		content,
+		targetElement: rootEl.value!,
+	}, {
+		closed: () => {
+			result.dispose();
+		},
+	});
+});
+
+onMounted(() => {
+	bus.value.on('forceRefreshContentSize', onForceRefreshContentSize);
+});
+
+onUnmounted(() => {
+	bus.value.off('forceRefreshContentSize', onForceRefreshContentSize);
+});
+
+</script>
+
+<style module lang="scss">
+$cellHeight: 28px;
+
+.cell {
+	overflow: hidden;
+	white-space: nowrap;
+	height: $cellHeight;
+	max-height: $cellHeight;
+	min-height: $cellHeight;
+	cursor: cell;
+
+	&:focus {
+		outline: none;
+	}
+}
+
+.root {
+	display: flex;
+	flex-direction: row;
+	align-items: center;
+	box-sizing: border-box;
+	height: 100%;
+
+	// selected適用時に中身がズレてしまうので、透明の線をあらかじめ引いておきたい
+	border: solid 0.5px transparent;
+
+	&.selected {
+		border: solid 0.5px var(--MI_THEME-accentLighten);
+	}
+
+	&.ranged {
+		background-color: var(--MI_THEME-accentedBg);
+	}
+
+	&.center {
+		justify-content: center;
+	}
+
+	&.error {
+		border: solid 0.5px var(--MI_THEME-error);
+	}
+}
+
+.contentArea, .inputArea {
+	display: flex;
+	align-items: center;
+	width: 100%;
+	max-width: 100%;
+}
+
+.content {
+	display: inline-block;
+	padding: 0 8px;
+}
+
+.viewImage {
+	width: auto;
+	max-height: $cellHeight;
+	height: $cellHeight;
+	object-fit: cover;
+}
+
+.bool {
+	position: relative;
+	width: 18px;
+	height: 18px;
+	background: var(--MI_THEME-panel);
+	border: solid 2px var(--MI_THEME-divider);
+	border-radius: 4px;
+	box-sizing: border-box;
+
+	&.boolTrue {
+		border-color: var(--MI_THEME-accent);
+		background: var(--MI_THEME-accent);
+
+		&::before {
+			position: absolute;
+			top: 50%;
+			left: 50%;
+			transform: translate(-50%, -50%);
+			color: var(--MI_THEME-fgOnAccent);
+			font-size: 12px;
+			line-height: 18px;
+		}
+	}
+}
+
+.editingInput {
+	padding: 0 8px;
+	width: 100%;
+	max-width: 100%;
+	box-sizing: border-box;
+	min-height: $cellHeight - 2;
+	max-height: $cellHeight - 2;
+	height: $cellHeight - 2;
+	outline: none;
+	border: none;
+	font-family: 'Hiragino Maru Gothic Pro', "BIZ UDGothic", Roboto, HelveticaNeue, Arial, sans-serif;
+}
+
+</style>
--- a/packages/frontend/src/components/grid/MkDataRow.vue
+++ b/packages/frontend/src/components/grid/MkDataRow.vue
@ -0,0 +1,72 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div
+	class="mk_grid_tr"
+	:class="[
+		$style.row,
+		row.ranged ? $style.ranged : {},
+		...(row.additionalStyles ?? []).map(it => it.className ?? {}),
+	]"
+	:style="[
+		...(row.additionalStyles ?? []).map(it => it.style ?? {}),
+	]"
+	:data-grid-row="row.index"
+>
+	<MkNumberCell
+		v-if="setting.showNumber"
+		:content="(row.index + 1).toString()"
+		:row="row"
+	/>
+	<MkDataCell
+		v-for="cell in cells"
+		:key="cell.address.col"
+		:vIf="cell.column.setting.type !== 'hidden'"
+		:cell="cell"
+		:rowSetting="setting"
+		:bus="bus"
+		@operation:beginEdit="(sender) => emit('operation:beginEdit', sender)"
+		@operation:endEdit="(sender) => emit('operation:endEdit', sender)"
+		@change:value="(sender, newValue) => emit('change:value', sender, newValue)"
+		@change:contentSize="(sender, newSize) => emit('change:contentSize', sender, newSize)"
+	/>
+</div>
+</template>
+
+<script setup lang="ts">
+import { GridEventEmitter, Size } from '@/components/grid/grid.js';
+import MkDataCell from '@/components/grid/MkDataCell.vue';
+import MkNumberCell from '@/components/grid/MkNumberCell.vue';
+import { CellValue, GridCell } from '@/components/grid/cell.js';
+import { GridRow, GridRowSetting } from '@/components/grid/row.js';
+
+const emit = defineEmits<{
+	(ev: 'operation:beginEdit', sender: GridCell): void;
+	(ev: 'operation:endEdit', sender: GridCell): void;
+	(ev: 'change:value', sender: GridCell, newValue: CellValue): void;
+	(ev: 'change:contentSize', sender: GridCell, newSize: Size): void;
+}>();
+defineProps<{
+	row: GridRow,
+	cells: GridCell[],
+	setting: GridRowSetting,
+	bus: GridEventEmitter,
+}>();
+
+</script>
+
+<style module lang="scss">
+.row {
+	display: flex;
+	flex-direction: row;
+	align-items: center;
+	width: fit-content;
+
+	&.ranged {
+		background-color: var(--MI_THEME-accentedBg);
+	}
+}
+</style>
--- a/packages/frontend/src/components/grid/MkGrid.stories.impl.ts
+++ b/packages/frontend/src/components/grid/MkGrid.stories.impl.ts
@ -0,0 +1,223 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+import { action } from '@storybook/addon-actions';
+import { StoryObj } from '@storybook/vue3';
+import { ref } from 'vue';
+import { commonHandlers } from '../../../.storybook/mocks.js';
+import { boolean, choose, country, date, firstName, integer, lastName, text } from '../../../.storybook/fake-utils.js';
+import MkGrid from './MkGrid.vue';
+import { GridContext, GridEvent } from '@/components/grid/grid-event.js';
+import { DataSource, GridSetting } from '@/components/grid/grid.js';
+import { GridColumnSetting } from '@/components/grid/column.js';
+
+function d(p: {
+	check?: boolean,
+	name?: string,
+	email?: string,
+	age?: number,
+	birthday?: string,
+	gender?: string,
+	country?: string,
+	reportCount?: number,
+	createdAt?: string,
+}, seed: string) {
+	const prefix = text(10, seed);
+
+	return {
+		check: p.check ?? boolean(seed),
+		name: p.name ?? `${firstName(seed)} ${lastName(seed)}`,
+		email: p.email ?? `${prefix}@example.com`,
+		age: p.age ?? integer(20, 80, seed),
+		birthday: date({}, seed).toISOString(),
+		gender: p.gender ?? choose(['male', 'female', 'other', 'unknown'], seed),
+		country: p.country ?? country(seed),
+		reportCount: p.reportCount ?? integer(0, 9999, seed),
+		createdAt: p.createdAt ?? date({}, seed).toISOString(),
+	};
+}
+
+const defaultCols: GridColumnSetting[] = [
+	{ bindTo: 'check', icon: 'ti-check', type: 'boolean', width: 50 },
+	{ bindTo: 'name', title: 'Name', type: 'text', width: 'auto' },
+	{ bindTo: 'email', title: 'Email', type: 'text', width: 'auto' },
+	{ bindTo: 'age', title: 'Age', type: 'number', width: 50 },
+	{ bindTo: 'birthday', title: 'Birthday', type: 'date', width: 'auto' },
+	{ bindTo: 'gender', title: 'Gender', type: 'text', width: 80 },
+	{ bindTo: 'country', title: 'Country', type: 'text', width: 120 },
+	{ bindTo: 'reportCount', title: 'ReportCount', type: 'number', width: 'auto' },
+	{ bindTo: 'createdAt', title: 'CreatedAt', type: 'date', width: 'auto' },
+];
+
+function createArgs(overrides?: { settings?: Partial<GridSetting>, data?: DataSource[] }) {
+	const refData = ref<ReturnType<typeof d>[]>([]);
+	for (let i = 0; i < 100; i++) {
+		refData.value.push(d({}, i.toString()));
+	}
+
+	return {
+		settings: {
+			row: overrides?.settings?.row,
+			cols: [
+				...defaultCols.filter(col => overrides?.settings?.cols?.every(c => c.bindTo !== col.bindTo) ?? true),
+				...overrides?.settings?.cols ?? [],
+			],
+			cells: overrides?.settings?.cells,
+		},
+		data: refData.value,
+	};
+}
+
+function createRender(params: { settings: GridSetting, data: DataSource[] }) {
+	return {
+		render(args) {
+			return {
+				components: {
+					MkGrid,
+				},
+				setup() {
+					return {
+						args,
+					};
+				},
+				data() {
+					return {
+						data: args.data,
+					};
+				},
+				computed: {
+					props() {
+						return {
+							...args,
+						};
+					},
+					events() {
+						return {
+							event: (event: GridEvent, context: GridContext) => {
+								switch (event.type) {
+									case 'cell-value-change': {
+										args.data[event.row.index][event.column.setting.bindTo] = event.newValue;
+									}
+								}
+							},
+						};
+					},
+				},
+				template: '<div style="padding:20px"><MkGrid v-bind="props" v-on="events" /></div>',
+			};
+		},
+		args: {
+			...params,
+		},
+		parameters: {
+			layout: 'fullscreen',
+			msw: {
+				handlers: [
+					...commonHandlers,
+				],
+			},
+		},
+	} satisfies StoryObj<typeof MkGrid>;
+}
+
+export const Default = createRender(createArgs());
+
+export const NoNumber = createRender(createArgs({
+	settings: {
+		row: {
+			showNumber: false,
+		},
+	},
+}));
+
+export const NoSelectable = createRender(createArgs({
+	settings: {
+		row: {
+			selectable: false,
+		},
+	},
+}));
+
+export const Editable = createRender(createArgs({
+	settings: {
+		cols: defaultCols.map(col => ({ ...col, editable: true })),
+	},
+}));
+
+export const AdditionalRowStyle = createRender(createArgs({
+	settings: {
+		cols: defaultCols.map(col => ({ ...col, editable: true })),
+		row: {
+			styleRules: [
+				{
+					condition: ({ row }) => AdditionalRowStyle.args.data[row.index].check as boolean,
+					applyStyle: {
+						style: {
+							backgroundColor: 'lightgray',
+						},
+					},
+				},
+			],
+		},
+	},
+}));
+
+export const ContextMenu = createRender(createArgs({
+	settings: {
+		cols: [
+			{
+				bindTo: 'check', icon: 'ti-check', type: 'boolean', width: 50, contextMenuFactory: (col, context) => [
+					{
+						type: 'button',
+						text: 'Check All',
+						action: () => {
+							for (const d of ContextMenu.args.data) {
+								d.check = true;
+							}
+						},
+					},
+					{
+						type: 'button',
+						text: 'Uncheck All',
+						action: () => {
+							for (const d of ContextMenu.args.data) {
+								d.check = false;
+							}
+						},
+					},
+				],
+			},
+		],
+		row: {
+			contextMenuFactory: (row, context) => [
+				{
+					type: 'button',
+					text: 'Delete',
+					action: () => {
+						const idxes = context.rangedRows.map(r => r.index);
+						const newData = ContextMenu.args.data.filter((d, i) => !idxes.includes(i));
+
+						ContextMenu.args.data.splice(0);
+						ContextMenu.args.data.push(...newData);
+					},
+				},
+			],
+		},
+		cells: {
+			contextMenuFactory: (col, row, value, context) => [
+				{
+					type: 'button',
+					text: 'Delete',
+					action: () => {
+						for (const cell of context.rangedCells) {
+							ContextMenu.args.data[cell.row.index][cell.column.setting.bindTo] = undefined;
+						}
+					},
+				},
+			],
+		},
+	},
+}));
--- a/packages/frontend/src/components/grid/MkGrid.vue
+++ b/packages/frontend/src/components/grid/MkGrid.vue
--- a/packages/frontend/src/components/grid/MkHeaderCell.vue
+++ b/packages/frontend/src/components/grid/MkHeaderCell.vue
@ -0,0 +1,216 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div
+	ref="rootEl"
+	class="mk_grid_th"
+	:class="$style.cell"
+	:style="[{ maxWidth: column.width, minWidth: column.width, width: column.width }]"
+	data-grid-cell
+	:data-grid-cell-row="-1"
+	:data-grid-cell-col="column.index"
+>
+	<div :class="$style.root">
+		<div :class="$style.left"></div>
+		<div :class="$style.wrapper">
+			<div ref="contentEl" :class="$style.contentArea">
+				<span v-if="column.setting.icon" class="ti" :class="column.setting.icon" style="line-height: normal"></span>
+				<span v-else>{{ text }}</span>
+			</div>
+		</div>
+		<div
+			:class="$style.right"
+			@mousedown="onHandleMouseDown"
+			@dblclick="onHandleDoubleClick"
+		></div>
+	</div>
+</div>
+</template>
+
+<script setup lang="ts">
+import { computed, nextTick, onMounted, onUnmounted, ref, toRefs, watch } from 'vue';
+import { GridEventEmitter, Size } from '@/components/grid/grid.js';
+import { GridColumn } from '@/components/grid/column.js';
+
+const emit = defineEmits<{
+	(ev: 'operation:beginWidthChange', sender: GridColumn): void;
+	(ev: 'operation:endWidthChange', sender: GridColumn): void;
+	(ev: 'operation:widthLargest', sender: GridColumn): void;
+	(ev: 'change:width', sender: GridColumn, width: string): void;
+	(ev: 'change:contentSize', sender: GridColumn, newSize: Size): void;
+}>();
+const props = defineProps<{
+	column: GridColumn,
+	bus: GridEventEmitter,
+}>();
+
+const { column, bus } = toRefs(props);
+
+const rootEl = ref<InstanceType<typeof HTMLTableCellElement>>();
+const contentEl = ref<InstanceType<typeof HTMLDivElement>>();
+
+const resizing = ref<boolean>(false);
+
+const text = computed(() => {
+	const result = column.value.setting.title ?? column.value.setting.bindTo;
+	return result.length > 0 ? result : '　';
+});
+
+watch(column, () => {
+	// 中身がセットされた直後はサイズが分からないので、次のタイミングで更新する
+	nextTick(emitContentSizeChanged);
+}, { immediate: true });
+
+function onHandleDoubleClick(ev: MouseEvent) {
+	switch (ev.type) {
+		case 'dblclick': {
+			emit('operation:widthLargest', column.value);
+			break;
+		}
+	}
+}
+
+function onHandleMouseDown(ev: MouseEvent) {
+	switch (ev.type) {
+		case 'mousedown': {
+			if (!resizing.value) {
+				registerHandleMouseUp();
+				registerHandleMouseMove();
+				resizing.value = true;
+				emit('operation:beginWidthChange', column.value);
+			}
+			break;
+		}
+	}
+}
+
+function onHandleMouseMove(ev: MouseEvent) {
+	if (!rootEl.value) {
+		// 型ガード
+		return;
+	}
+
+	switch (ev.type) {
+		case 'mousemove': {
+			if (resizing.value) {
+				const bounds = rootEl.value.getBoundingClientRect();
+				const clientWidth = rootEl.value.clientWidth;
+				const clientRight = bounds.left + clientWidth;
+				const nextWidth = clientWidth + (ev.clientX - clientRight);
+				emit('change:width', column.value, `${nextWidth}px`);
+			}
+			break;
+		}
+	}
+}
+
+function onHandleMouseUp(ev: MouseEvent) {
+	switch (ev.type) {
+		case 'mouseup': {
+			if (resizing.value) {
+				unregisterHandleMouseUp();
+				unregisterHandleMouseMove();
+				resizing.value = false;
+				emit('operation:endWidthChange', column.value);
+			}
+			break;
+		}
+	}
+}
+
+function onForceRefreshContentSize() {
+	emitContentSizeChanged();
+}
+
+function registerHandleMouseMove() {
+	unregisterHandleMouseMove();
+	addEventListener('mousemove', onHandleMouseMove);
+}
+
+function unregisterHandleMouseMove() {
+	removeEventListener('mousemove', onHandleMouseMove);
+}
+
+function registerHandleMouseUp() {
+	unregisterHandleMouseUp();
+	addEventListener('mouseup', onHandleMouseUp);
+}
+
+function unregisterHandleMouseUp() {
+	removeEventListener('mouseup', onHandleMouseUp);
+}
+
+function emitContentSizeChanged() {
+	const clientWidth = contentEl.value?.clientWidth ?? 0;
+	const clientHeight = contentEl.value?.clientHeight ?? 0;
+	emit('change:contentSize', column.value, {
+		// バーの横幅も考慮したいので、+3px
+		width: clientWidth + 3 + 3,
+		height: clientHeight,
+	});
+}
+
+onMounted(() => {
+	bus.value.on('forceRefreshContentSize', onForceRefreshContentSize);
+});
+
+onUnmounted(() => {
+	bus.value.off('forceRefreshContentSize', onForceRefreshContentSize);
+});
+
+</script>
+
+<style module lang="scss">
+$handleWidth: 5px;
+$cellHeight: 28px;
+
+.cell {
+	cursor: pointer;
+}
+
+.root {
+	display: flex;
+	flex-direction: row;
+	height: $cellHeight;
+	max-height: $cellHeight;
+	min-height: $cellHeight;
+
+	.wrapper {
+		flex: 1;
+		display: flex;
+		flex-direction: row;
+		overflow: hidden;
+		justify-content: center;
+	}
+
+	.contentArea {
+		display: flex;
+		padding: 6px 4px;
+		box-sizing: border-box;
+		overflow: hidden;
+		white-space: nowrap;
+		text-align: center;
+	}
+
+	.left {
+		// rightのぶんだけズレるのでそれを相殺するためのネガティブマージン
+		margin-left: -$handleWidth;
+		margin-right: auto;
+		width: $handleWidth;
+		min-width: $handleWidth;
+	}
+
+	.right {
+		margin-left: auto;
+		// 判定を罫線の上に重ねたいのでネガティブマージンを使う
+		margin-right: -$handleWidth;
+		width: $handleWidth;
+		min-width: $handleWidth;
+		cursor: w-resize;
+		z-index: 1;
+	}
+}
+</style>
--- a/packages/frontend/src/components/grid/MkHeaderRow.vue
+++ b/packages/frontend/src/components/grid/MkHeaderRow.vue
@ -0,0 +1,60 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div
+	class="mk_grid_tr"
+	:class="$style.root"
+	:data-grid-row="-1"
+>
+	<MkNumberCell
+		v-if="gridSetting.showNumber"
+		content="#"
+		:top="true"
+	/>
+	<MkHeaderCell
+		v-for="column in columns"
+		:key="column.index"
+		:column="column"
+		:bus="bus"
+		@operation:beginWidthChange="(sender) => emit('operation:beginWidthChange', sender)"
+		@operation:endWidthChange="(sender) => emit('operation:endWidthChange', sender)"
+		@operation:widthLargest="(sender) => emit('operation:widthLargest', sender)"
+		@change:width="(sender, width) => emit('change:width', sender, width)"
+		@change:contentSize="(sender, newSize) => emit('change:contentSize', sender, newSize)"
+	/>
+</div>
+</template>
+
+<script setup lang="ts">
+import { GridEventEmitter, Size } from '@/components/grid/grid.js';
+import MkHeaderCell from '@/components/grid/MkHeaderCell.vue';
+import MkNumberCell from '@/components/grid/MkNumberCell.vue';
+import { GridColumn } from '@/components/grid/column.js';
+import { GridRowSetting } from '@/components/grid/row.js';
+
+const emit = defineEmits<{
+	(ev: 'operation:beginWidthChange', sender: GridColumn): void;
+	(ev: 'operation:endWidthChange', sender: GridColumn): void;
+	(ev: 'operation:widthLargest', sender: GridColumn): void;
+	(ev: 'operation:selectionColumn', sender: GridColumn): void;
+	(ev: 'change:width', sender: GridColumn, width: string): void;
+	(ev: 'change:contentSize', sender: GridColumn, newSize: Size): void;
+}>();
+
+defineProps<{
+	columns: GridColumn[],
+	gridSetting: GridRowSetting,
+	bus: GridEventEmitter,
+}>();
+</script>
+
+<style module lang="scss">
+.root {
+	display: flex;
+	flex-direction: row;
+	align-items: center;
+}
+</style>
--- a/packages/frontend/src/components/grid/MkNumberCell.vue
+++ b/packages/frontend/src/components/grid/MkNumberCell.vue
@ -0,0 +1,61 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div
+	class="mk_grid_th"
+	:class="[$style.cell]"
+	:tabindex="-1"
+	data-grid-cell
+	:data-grid-cell-row="row?.index ?? -1"
+	:data-grid-cell-col="-1"
+>
+	<div :class="[$style.root]">
+		{{ content }}
+	</div>
+</div>
+</template>
+
+<script setup lang="ts">
+
+import { GridRow } from '@/components/grid/row.js';
+
+defineProps<{
+	content: string,
+	row?: GridRow,
+}>();
+
+</script>
+
+<style module lang="scss">
+$cellHeight: 28px;
+$cellWidth: 34px;
+
+.cell {
+	overflow: hidden;
+	white-space: nowrap;
+	height: $cellHeight;
+	max-height: $cellHeight;
+	min-height: $cellHeight;
+	min-width: $cellWidth;
+	width: $cellWidth;
+	cursor: pointer;
+}
+
+.root {
+	display: flex;
+	flex-direction: row;
+	justify-content: center;
+	align-items: center;
+	box-sizing: border-box;
+	padding: 0 8px;
+	height: 100%;
+	border: solid 0.5px transparent;
+
+	&.selected {
+		background-color: var(--MI_THEME-accentedBg);
+	}
+}
+</style>
--- a/packages/frontend/src/components/grid/cell-validators.ts
+++ b/packages/frontend/src/components/grid/cell-validators.ts
@ -0,0 +1,110 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { CellValue, GridCell } from '@/components/grid/cell.js';
+import { GridColumn } from '@/components/grid/column.js';
+import { GridRow } from '@/components/grid/row.js';
+import { i18n } from '@/i18n.js';
+
+export type ValidatorParams = {
+	column: GridColumn;
+	row: GridRow;
+	value: CellValue;
+	allCells: GridCell[];
+};
+
+export type ValidatorResult = {
+	valid: boolean;
+	message?: string;
+}
+
+export type GridCellValidator = {
+	name?: string;
+	ignoreViolation?: boolean;
+	validate: (params: ValidatorParams) => ValidatorResult;
+}
+
+export type ValidateViolation = {
+	valid: boolean;
+	params: ValidatorParams;
+	violations: ValidateViolationItem[];
+}
+
+export type ValidateViolationItem = {
+	valid: boolean;
+	validator: GridCellValidator;
+	result: ValidatorResult;
+}
+
+export function cellValidation(allCells: GridCell[], cell: GridCell, newValue: CellValue): ValidateViolation {
+	const { column, row } = cell;
+	const validators = column.setting.validators ?? [];
+
+	const params: ValidatorParams = {
+		column,
+		row,
+		value: newValue,
+		allCells,
+	};
+
+	const violations: ValidateViolationItem[] = validators.map(validator => {
+		const result = validator.validate(params);
+		return {
+			valid: result.valid,
+			validator,
+			result,
+		};
+	});
+
+	return {
+		valid: violations.every(v => v.result.valid),
+		params,
+		violations,
+	};
+}
+
+class ValidatorPreset {
+	required(): GridCellValidator {
+		return {
+			name: 'required',
+			validate: ({ value }): ValidatorResult => {
+				return {
+					valid: value !== null && value !== undefined && value !== '',
+					message: i18n.ts._gridComponent._error.requiredValue,
+				};
+			},
+		};
+	}
+
+	regex(pattern: RegExp): GridCellValidator {
+		return {
+			name: 'regex',
+			validate: ({ value }): ValidatorResult => {
+				return {
+					valid: (typeof value !== 'string') || pattern.test(value.toString() ?? ''),
+					message: i18n.tsx._gridComponent._error.patternNotMatch({ pattern: pattern.source }),
+				};
+			},
+		};
+	}
+
+	unique(): GridCellValidator {
+		return {
+			name: 'unique',
+			validate: ({ column, row, value, allCells }): ValidatorResult => {
+				const bindTo = column.setting.bindTo;
+				const isUnique = allCells
+					.filter(it => it.column.setting.bindTo === bindTo && it.row.index !== row.index)
+					.every(cell => cell.value !== value);
+				return {
+					valid: isUnique,
+					message: i18n.ts._gridComponent._error.notUnique,
+				};
+			},
+		};
+	}
+}
+
+export const validators = new ValidatorPreset();
--- a/packages/frontend/src/components/grid/cell.ts
+++ b/packages/frontend/src/components/grid/cell.ts
@ -0,0 +1,88 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { ValidateViolation } from '@/components/grid/cell-validators.js';
+import { Size } from '@/components/grid/grid.js';
+import { GridColumn } from '@/components/grid/column.js';
+import { GridRow } from '@/components/grid/row.js';
+import { MenuItem } from '@/types/menu.js';
+import { GridContext } from '@/components/grid/grid-event.js';
+
+export type CellValue = string | boolean | number | undefined | null | Array<unknown> | NonNullable<unknown>;
+
+export type CellAddress = {
+	row: number;
+	col: number;
+}
+
+export const CELL_ADDRESS_NONE: CellAddress = {
+	row: -1,
+	col: -1,
+};
+
+export type GridCell = {
+	address: CellAddress;
+	value: CellValue;
+	column: GridColumn;
+	row: GridRow;
+	selected: boolean;
+	ranged: boolean;
+	contentSize: Size;
+	setting: GridCellSetting;
+	violation: ValidateViolation;
+}
+
+export type GridCellContextMenuFactory = (col: GridColumn, row: GridRow, value: CellValue, context: GridContext) => MenuItem[];
+
+export type GridCellSetting = {
+	contextMenuFactory?: GridCellContextMenuFactory;
+}
+
+export function createCell(
+	column: GridColumn,
+	row: GridRow,
+	value: CellValue,
+	setting: GridCellSetting,
+): GridCell {
+	const newValue = (row.using && column.setting.valueTransformer)
+		? column.setting.valueTransformer(row, column, value)
+		: value;
+
+	return {
+		address: { row: row.index, col: column.index },
+		value: newValue,
+		column,
+		row,
+		selected: false,
+		ranged: false,
+		contentSize: { width: 0, height: 0 },
+		violation: {
+			valid: true,
+			params: {
+				column,
+				row,
+				value,
+				allCells: [],
+			},
+			violations: [],
+		},
+		setting,
+	};
+}
+
+export function resetCell(cell: GridCell): void {
+	cell.selected = false;
+	cell.ranged = false;
+	cell.violation = {
+		valid: true,
+		params: {
+			column: cell.column,
+			row: cell.row,
+			value: cell.value,
+			allCells: [],
+		},
+		violations: [],
+	};
+}
--- a/packages/frontend/src/components/grid/column.ts
+++ b/packages/frontend/src/components/grid/column.ts
@ -0,0 +1,53 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { GridCellValidator } from '@/components/grid/cell-validators.js';
+import { Size, SizeStyle } from '@/components/grid/grid.js';
+import { calcCellWidth } from '@/components/grid/grid-utils.js';
+import { CellValue, GridCell } from '@/components/grid/cell.js';
+import { GridRow } from '@/components/grid/row.js';
+import { MenuItem } from '@/types/menu.js';
+import { GridContext } from '@/components/grid/grid-event.js';
+
+export type ColumnType = 'text' | 'number' | 'date' | 'boolean' | 'image' | 'hidden';
+
+export type CustomValueEditor = (row: GridRow, col: GridColumn, value: CellValue, cellElement: HTMLElement) => Promise<CellValue>;
+export type CellValueTransformer = (row: GridRow, col: GridColumn, value: CellValue) => CellValue;
+export type GridColumnContextMenuFactory = (col: GridColumn, context: GridContext) => MenuItem[];
+
+export type GridColumnSetting = {
+	bindTo: string;
+	title?: string;
+	icon?: string;
+	type: ColumnType;
+	width: SizeStyle;
+	editable?: boolean;
+	validators?: GridCellValidator[];
+	customValueEditor?: CustomValueEditor;
+	valueTransformer?: CellValueTransformer;
+	contextMenuFactory?: GridColumnContextMenuFactory;
+	events?: {
+		copy?: (value: CellValue) => string;
+		paste?: (text: string) => CellValue;
+		delete?: (cell: GridCell, context: GridContext) => void;
+	}
+};
+
+export type GridColumn = {
+	index: number;
+	setting: GridColumnSetting;
+	width: string;
+	contentSize: Size;
+}
+
+export function createColumn(setting: GridColumnSetting, index: number): GridColumn {
+	return {
+		index,
+		setting,
+		width: calcCellWidth(setting.width),
+		contentSize: { width: 0, height: 0 },
+	};
+}
+
--- a/packages/frontend/src/components/grid/grid-event.ts
+++ b/packages/frontend/src/components/grid/grid-event.ts
@ -0,0 +1,46 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { CellAddress, CellValue, GridCell } from '@/components/grid/cell.js';
+import { GridState } from '@/components/grid/grid.js';
+import { ValidateViolation } from '@/components/grid/cell-validators.js';
+import { GridColumn } from '@/components/grid/column.js';
+import { GridRow } from '@/components/grid/row.js';
+
+export type GridContext = {
+	selectedCell?: GridCell;
+	rangedCells: GridCell[];
+	rangedRows: GridRow[];
+	randedBounds: {
+		leftTop: CellAddress;
+		rightBottom: CellAddress;
+	};
+	availableBounds: {
+		leftTop: CellAddress;
+		rightBottom: CellAddress;
+	};
+	state: GridState;
+	rows: GridRow[];
+	columns: GridColumn[];
+};
+
+export type GridEvent =
+	GridCellValueChangeEvent |
+	GridCellValidationEvent
+	;
+
+export type GridCellValueChangeEvent = {
+	type: 'cell-value-change';
+	column: GridColumn;
+	row: GridRow;
+	oldValue: CellValue;
+	newValue: CellValue;
+};
+
+export type GridCellValidationEvent = {
+	type: 'cell-validation';
+	violation?: ValidateViolation;
+	all: ValidateViolation[];
+};
--- a/packages/frontend/src/components/grid/grid-utils.ts
+++ b/packages/frontend/src/components/grid/grid-utils.ts
@ -0,0 +1,215 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { isRef, Ref } from 'vue';
+import { DataSource, SizeStyle } from '@/components/grid/grid.js';
+import { CELL_ADDRESS_NONE, CellAddress, CellValue, GridCell } from '@/components/grid/cell.js';
+import { GridRow } from '@/components/grid/row.js';
+import { GridContext } from '@/components/grid/grid-event.js';
+import { copyToClipboard } from '@/scripts/copy-to-clipboard.js';
+import { GridColumn, GridColumnSetting } from '@/components/grid/column.js';
+
+export function isCellElement(elem: HTMLElement): boolean {
+	return elem.hasAttribute('data-grid-cell');
+}
+
+export function isRowElement(elem: HTMLElement): boolean {
+	return elem.hasAttribute('data-grid-row');
+}
+
+export function calcCellWidth(widthSetting: SizeStyle): string {
+	switch (widthSetting) {
+		case undefined:
+		case 'auto': {
+			return 'auto';
+		}
+		default: {
+			return `${widthSetting}px`;
+		}
+	}
+}
+
+function getCellRowByAttribute(elem: HTMLElement): number {
+	const row = elem.getAttribute('data-grid-cell-row');
+	if (row === null) {
+		throw new Error('data-grid-cell-row attribute not found');
+	}
+	return Number(row);
+}
+
+function getCellColByAttribute(elem: HTMLElement): number {
+	const col = elem.getAttribute('data-grid-cell-col');
+	if (col === null) {
+		throw new Error('data-grid-cell-col attribute not found');
+	}
+	return Number(col);
+}
+
+export function getCellAddress(elem: HTMLElement, parentNodeCount = 10): CellAddress {
+	let node = elem;
+	for (let i = 0; i < parentNodeCount; i++) {
+		if (!node.parentElement) {
+			break;
+		}
+
+		if (isCellElement(node) && isRowElement(node.parentElement)) {
+			const row = getCellRowByAttribute(node);
+			const col = getCellColByAttribute(node);
+
+			return { row, col };
+		}
+
+		node = node.parentElement;
+	}
+
+	return CELL_ADDRESS_NONE;
+}
+
+export function getCellElement(elem: HTMLElement, parentNodeCount = 10): HTMLElement | null {
+	let node = elem;
+	for (let i = 0; i < parentNodeCount; i++) {
+		if (isCellElement(node)) {
+			return node;
+		}
+
+		if (!node.parentElement) {
+			break;
+		}
+
+		node = node.parentElement;
+	}
+
+	return null;
+}
+
+export function equalCellAddress(a: CellAddress, b: CellAddress): boolean {
+	return a.row === b.row && a.col === b.col;
+}
+
+/**
+ * グリッドの選択範囲の内容をタブ区切り形式テキストに変換してクリップボードにコピーする。
+ */
+export function copyGridDataToClipboard(
+	gridItems: Ref<DataSource[]> | DataSource[],
+	context: GridContext,
+) {
+	const items = isRef(gridItems) ? gridItems.value : gridItems;
+	const lines = Array.of<string>();
+	const bounds = context.randedBounds;
+
+	for (let row = bounds.leftTop.row; row <= bounds.rightBottom.row; row++) {
+		const rowItems = Array.of<string>();
+		for (let col = bounds.leftTop.col; col <= bounds.rightBottom.col; col++) {
+			const { bindTo, events } = context.columns[col].setting;
+			const value = items[row][bindTo];
+			const transformValue = events?.copy
+				? events.copy(value)
+				: typeof value === 'object' || Array.isArray(value)
+					? JSON.stringify(value)
+					: value?.toString() ?? '';
+			rowItems.push(transformValue);
+		}
+		lines.push(rowItems.join('\t'));
+	}
+
+	const text = lines.join('\n');
+	copyToClipboard(text);
+
+	if (_DEV_) {
+		console.log(`Copied to clipboard: ${text}`);
+	}
+}
+
+/**
+ * クリップボードからタブ区切りテキストとして値を読み取り、グリッドの選択範囲に貼り付けるためのユーティリティ関数。
+ * …と言いつつも、使用箇所により反映方法に差があるため更新操作はコールバック関数に任せている。
+ */
+export async function pasteToGridFromClipboard(
+	context: GridContext,
+	callback: (row: GridRow, col: GridColumn, parsedValue: CellValue) => void,
+) {
+	function parseValue(value: string, setting: GridColumnSetting): CellValue {
+		if (setting.events?.paste) {
+			return setting.events.paste(value);
+		} else {
+			switch (setting.type) {
+				case 'number': {
+					return Number(value);
+				}
+				case 'boolean': {
+					return value === 'true';
+				}
+				default: {
+					return value;
+				}
+			}
+		}
+	}
+
+	const clipBoardText = await navigator.clipboard.readText();
+	if (_DEV_) {
+		console.log(`Paste from clipboard: ${clipBoardText}`);
+	}
+
+	const bounds = context.randedBounds;
+	const lines = clipBoardText.replace(/\r/g, '')
+		.split('\n')
+		.map(it => it.split('\t'));
+
+	if (lines.length === 1 && lines[0].length === 1) {
+		// 単独文字列の場合は選択範囲全体に同じテキストを貼り付ける
+		const ranges = context.rangedCells;
+		for (const cell of ranges) {
+			if (cell.column.setting.editable) {
+				callback(cell.row, cell.column, parseValue(lines[0][0], cell.column.setting));
+			}
+		}
+	} else {
+		// 表形式文字列の場合は表形式にパースし、選択範囲に合うように貼り付ける
+		const offsetRow = bounds.leftTop.row;
+		const offsetCol = bounds.leftTop.col;
+		const { columns, rows } = context;
+		for (let row = bounds.leftTop.row; row <= bounds.rightBottom.row; row++) {
+			const rowIdx = row - offsetRow;
+			if (lines.length <= rowIdx) {
+				// クリップボードから読んだ二次元配列よりも選択範囲の方が大きい場合、貼り付け操作を打ち切る
+				break;
+			}
+
+			const items = lines[rowIdx];
+			for (let col = bounds.leftTop.col; col <= bounds.rightBottom.col; col++) {
+				const colIdx = col - offsetCol;
+				if (items.length <= colIdx) {
+					// クリップボードから読んだ二次元配列よりも選択範囲の方が大きい場合、貼り付け操作を打ち切る
+					break;
+				}
+
+				if (columns[col].setting.editable) {
+					callback(rows[row], columns[col], parseValue(items[colIdx], columns[col].setting));
+				}
+			}
+		}
+	}
+}
+
+/**
+ * グリッドの選択範囲にあるデータを削除するためのユーティリティ関数。
+ * …と言いつつも、使用箇所により反映方法に差があるため更新操作はコールバック関数に任せている。
+ */
+export function removeDataFromGrid(
+	context: GridContext,
+	callback: (cell: GridCell) => void,
+) {
+	for (const cell of context.rangedCells) {
+		const { editable, events } = cell.column.setting;
+		if (editable) {
+			if (events?.delete) {
+				events.delete(cell, context);
+			} else {
+				callback(cell);
+			}
+		}
+	}
+}
--- a/packages/frontend/src/components/grid/grid.ts
+++ b/packages/frontend/src/components/grid/grid.ts
@ -0,0 +1,49 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { EventEmitter } from 'eventemitter3';
+import { CellValue, GridCellSetting } from '@/components/grid/cell.js';
+import { GridColumnSetting } from '@/components/grid/column.js';
+import { GridRowSetting } from '@/components/grid/row.js';
+
+export type GridSetting = {
+	root?: {
+		noOverflowStyle?: boolean;
+		rounded?: boolean;
+		outerBorder?: boolean;
+	};
+	row?: GridRowSetting;
+	cols: GridColumnSetting[];
+	cells?: GridCellSetting;
+};
+
+export type DataSource = Record<string, CellValue>;
+
+export type GridState =
+	'normal' |
+	'cellSelecting' |
+	'cellEditing' |
+	'colResizing' |
+	'colSelecting' |
+	'rowSelecting' |
+	'hidden'
+	;
+
+export type Size = {
+	width: number;
+	height: number;
+}
+
+export type SizeStyle = number | 'auto' | undefined;
+
+export type AdditionalStyle = {
+	className?: string;
+	style?: Record<string, string | number>;
+}
+
+export class GridEventEmitter extends EventEmitter<{
+	'forceRefreshContentSize': void;
+}> {
+}
--- a/packages/frontend/src/components/grid/row.ts
+++ b/packages/frontend/src/components/grid/row.ts
@ -0,0 +1,68 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { AdditionalStyle } from '@/components/grid/grid.js';
+import { GridCell } from '@/components/grid/cell.js';
+import { GridColumn } from '@/components/grid/column.js';
+import { MenuItem } from '@/types/menu.js';
+import { GridContext } from '@/components/grid/grid-event.js';
+
+export const defaultGridRowSetting: Required<GridRowSetting> = {
+	showNumber: true,
+	selectable: true,
+	minimumDefinitionCount: 100,
+	styleRules: [],
+	contextMenuFactory: () => [],
+	events: {},
+};
+
+export type GridRowStyleRuleConditionParams = {
+	row: GridRow,
+	targetCols: GridColumn[],
+	cells: GridCell[]
+};
+
+export type GridRowStyleRule = {
+	condition: (params: GridRowStyleRuleConditionParams) => boolean;
+	applyStyle: AdditionalStyle;
+}
+
+export type GridRowContextMenuFactory = (row: GridRow, context: GridContext) => MenuItem[];
+
+export type GridRowSetting = {
+	showNumber?: boolean;
+	selectable?: boolean;
+	minimumDefinitionCount?: number;
+	styleRules?: GridRowStyleRule[];
+	contextMenuFactory?: GridRowContextMenuFactory;
+	events?: {
+		delete?: (rows: GridRow[]) => void;
+	}
+}
+
+export type GridRow = {
+	index: number;
+	ranged: boolean;
+	using: boolean;
+	setting: GridRowSetting;
+	additionalStyles: AdditionalStyle[];
+}
+
+export function createRow(index: number, using: boolean, setting: GridRowSetting): GridRow {
+	return {
+		index,
+		ranged: false,
+		using: using,
+		setting,
+		additionalStyles: [],
+	};
+}
+
+export function resetRow(row: GridRow): void {
+	row.ranged = false;
+	row.using = false;
+	row.additionalStyles = [];
+}
+
--- a/packages/frontend/src/components/hook/useLoading.ts
+++ b/packages/frontend/src/components/hook/useLoading.ts
@ -0,0 +1,52 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { computed, h, ref } from 'vue';
+import MkLoading from '@/components/global/MkLoading.vue';
+
+export const useLoading = (props?: {
+	static?: boolean;
+	inline?: boolean;
+	colored?: boolean;
+	mini?: boolean;
+	em?: boolean;
+}) => {
+	const showingCnt = ref(0);
+
+	const show = () => {
+		showingCnt.value++;
+	};
+
+	const close = (force?: boolean) => {
+		if (force) {
+			showingCnt.value = 0;
+		} else {
+			showingCnt.value = Math.max(0, showingCnt.value - 1);
+		}
+	};
+
+	const scope = <T>(fn: () => T) => {
+		show();
+
+		const result = fn();
+		if (result instanceof Promise) {
+			return result.finally(() => close());
+		} else {
+			close();
+			return result;
+		}
+	};
+
+	const showing = computed(() => showingCnt.value > 0);
+	const component = computed(() => showing.value ? h(MkLoading, props) : null);
+
+	return {
+		show,
+		close,
+		scope,
+		component,
+		showing,
+	};
+};