diff --git a/.gitignore b/.gitignore
index fab353007..7c296ce81 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,3 +42,4 @@ config/oculus.properties
 
 minecraftinstance.json
 
+config/smoothboot.json
diff --git a/config/modernfix-mixins.properties b/config/modernfix-mixins.properties
index 9f84f8c7a..1c6ca9543 100644
--- a/config/modernfix-mixins.properties
+++ b/config/modernfix-mixins.properties
@@ -77,7 +77,7 @@
 #  mixin.perf.resourcepacks=true # (default)
 #  mixin.perf.state_definition_construct=true # (default)
 #  mixin.perf.tag_id_caching=true # (default)
-#  mixin.perf.thread_priorities=true # (default)
+#  mixin.perf.thread_priorities=false # (overridden for mod compat)
 #  mixin.safety=true # (default)
 #
 # User overrides go here.
diff --git a/config/sodium-extra-options.json b/config/sodium-extra-options.json
new file mode 100644
index 000000000..dedf2dcee
--- /dev/null
+++ b/config/sodium-extra-options.json
@@ -0,0 +1,68 @@
+{
+  "animation_settings": {
+    "animation": true,
+    "water": true,
+    "lava": true,
+    "fire": true,
+    "portal": true,
+    "block_animations": true,
+    "sculk_sensor": true
+  },
+  "particle_settings": {
+    "particles": true,
+    "rain_splash": true,
+    "block_break": true,
+    "block_breaking": true,
+    "other": {}
+  },
+  "detail_settings": {
+    "sky": true,
+    "sun_moon": true,
+    "stars": true,
+    "rain_snow": true,
+    "biome_colors": true,
+    "sky_colors": true
+  },
+  "render_settings": {
+    "fog_type": "DEFAULT",
+    "fog_distance": 0,
+    "fog_start": 100,
+    "multi_dimension_fog_control": false,
+    "dimensionFogDistance": {},
+    "light_updates": true,
+    "item_frame": true,
+    "armor_stand": true,
+    "painting": true,
+    "piston": true,
+    "beacon_beam": true,
+    "enchanting_table_book": true,
+    "item_frame_name_tag": true,
+    "player_name_tag": true
+  },
+  "extra_settings": {
+    "overlay_corner": "TOP_LEFT",
+    "text_contrast": "NONE",
+    "show_fps": false,
+    "show_f_p_s_extended": true,
+    "show_coords": false,
+    "reduce_resolution_on_mac": false,
+    "use_adaptive_sync": false,
+    "cloud_height": 192,
+    "cloud_distance": 100,
+    "toasts": true,
+    "advancement_toast": true,
+    "recipe_toast": true,
+    "system_toast": true,
+    "tutorial_toast": true,
+    "instant_sneak": false,
+    "prevent_shaders": false,
+    "steady_debug_hud": true,
+    "steady_debug_hud_refresh_interval": 1
+  },
+  "super_secret_settings": {
+    "fetch_sodium_extra_crowdin_translations": false,
+    "sodium_extra_crowdin_project_identifier": "sodium-extra",
+    "fetch_sodium_crowdin_translations": false,
+    "sodium_crowdin_project_identifier": "sodium-fabric"
+  }
+}
\ No newline at end of file
diff --git a/config/sodium-extra.properties b/config/sodium-extra.properties
new file mode 100644
index 000000000..dde224baa
--- /dev/null
+++ b/config/sodium-extra.properties
@@ -0,0 +1,7 @@
+# This is the configuration file for Sodium Extra.
+# This file exists for debugging purposes and should not be configured otherwise.
+#
+# You can find information on editing this file and all the available options here:
+# https://github.com/FlashyReese/sodium-extra-fabric/wiki/Configuration-File
+#
+# By default, this file will be empty except for this notice.
diff --git a/mods/rubidium-extra-0.5.3.1+mc1.20.1-build.110.jar b/mods/rubidium-extra-0.5.3.1+mc1.20.1-build.110.jar
new file mode 100644
index 000000000..891352daa
Binary files /dev/null and b/mods/rubidium-extra-0.5.3.1+mc1.20.1-build.110.jar differ
diff --git a/mods/smoothboot-mc1.20.1-0.0.3.jar b/mods/smoothboot-mc1.20.1-0.0.3.jar
new file mode 100644
index 000000000..87a3a971c
Binary files /dev/null and b/mods/smoothboot-mc1.20.1-0.0.3.jar differ