diff --git a/CHANGELOG.md b/CHANGELOG.md
index b2500fc301..531bfec92a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,12 +17,17 @@
 ### General
 - Feat: アイコンデコレーション機能
 - Enhance: すでにフォローしたすべての人の返信をTLに追加できるように
+- Enhance: ローカリゼーションの更新
+- Enhance: 依存関係の更新
 - Feat: 絵文字のリクエスト機能が追加されました
 
 ### Client
 - Feat: プラグイン・テーマを外部サイトから直接インストールできるようになりました
 	- 外部サイトでの実装が必要です。詳細は Misskey Hub をご覧ください
 	  https://misskey-hub.net/docs/advanced/publish-on-your-website.html
+- Enhance: コードのシンタックスハイライトエンジンをShikiに変更
+  - AiScriptのシンタックスハイライトに対応
+  - MFMでAiScriptをハイライトする場合、コードブロックの開始部分を ` ```is ` もしくは ` ```aiscript ` としてください
 - Enhance: データセーバー有効時はアニメーション付きのアバター画像が停止するように
 - Enhance: プラグインを削除した際には、使用されていたアクセストークンも同時に削除されるようになりました
 - Enhance: プラグインで`Plugin:register_note_view_interruptor`を用いてnoteの代わりにnullを返却することでノートを非表示にできるようになりました
@@ -31,6 +36,7 @@
 - Fix: ユーザーページの ノート > ファイル付き タブにリプライが表示されてしまう
 - Fix: 「検索」MFMにおいて一部の検索キーワードが正しく認識されない問題を修正
 - Fix: 一部の言語でMisskey Webがクラッシュする問題を修正
+- Fix: チャンネルの作成・更新時に失敗した場合何も表示されない問題を修正 #11983
 
 ### Server
 - Enhance: RedisへのTLのキャッシュをオフにできるように
@@ -41,6 +47,7 @@
 - Fix: RedisへのTLキャッシュが有効の場合にHTL/LTL/STLが空になることがある問題を修正
 - Fix: STLでフォローしていないチャンネルが取得される問題を修正
 - Fix: `hashtags/trend`にてRedisからトレンドの情報が取得できない際にInternal Server Errorになる問題を修正
+- Fix: HTLをリロードまたは遡行したとき、フォローしているチャンネルのノートが含まれない問題を修正 #11765
 
 ## 2023.10.2
 
diff --git a/locales/index.d.ts b/locales/index.d.ts
index 55a53aa2d7..3949de002d 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -1715,6 +1715,7 @@ export interface Locale {
         "donate": string;
         "morePatrons": string;
         "patrons": string;
+        "projectMembers": string;
     };
     "_displayOfSensitiveMedia": {
         "respect": string;
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 7bc5e3ab9a..cfd173b0ac 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -1625,13 +1625,14 @@ _registry:
 
 _aboutMisskey:
   about: "Misskeyはsyuiloによって2014年から開発されている、オープンソースのソフトウェアです。"
-  contributors: "主なコントリビューター"
+  contributors: "コントリビューター"
   allContributors: "全てのコントリビューター"
   source: "ソースコード"
   translation: "Misskeyを翻訳"
   donate: "Misskeyに寄付"
   morePatrons: "他にも多くの方が支援してくれています。ありがとうございます🥰"
   patrons: "支援者"
+  projectMembers: "プロジェクトメンバー"
 
 _displayOfSensitiveMedia:
   respect: "センシティブ設定されたメディアを隠す"
diff --git a/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts b/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
index 4eeec563d7..7f9d728976 100644
--- a/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
@@ -237,7 +237,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		if (followingChannels.length > 0) {
 			const followingChannelIds = followingChannels.map(x => x.followeeId);
 
-			query.andWhere('note.channelId IN (:...followingChannelIds) OR note.channelId IS NULL', { followingChannelIds });
+			query.andWhere(new Brackets(qb => {
+				qb.where('note.channelId IN (:...followingChannelIds)', { followingChannelIds });
+				qb.andWhere('note.channelId IS NULL');
+			}));
 		} else {
 			query.andWhere('note.channelId IS NULL');
 		}
diff --git a/packages/backend/src/server/api/endpoints/notes/timeline.ts b/packages/backend/src/server/api/endpoints/notes/timeline.ts
index ac88c1f82b..e048bc4dd2 100644
--- a/packages/backend/src/server/api/endpoints/notes/timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/timeline.ts
@@ -5,7 +5,7 @@
 
 import { Brackets } from 'typeorm';
 import { Inject, Injectable } from '@nestjs/common';
-import type { MiNote, NotesRepository } from '@/models/_.js';
+import type { MiNote, NotesRepository, ChannelFollowingsRepository } from '@/models/_.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { QueryService } from '@/core/QueryService.js';
 import ActiveUsersChart from '@/core/chart/charts/active-users.js';
@@ -58,6 +58,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.notesRepository)
 		private notesRepository: NotesRepository,
 
+		@Inject(DI.channelFollowingsRepository)
+		private channelFollowingsRepository: ChannelFollowingsRepository,
+
 		private noteEntityService: NoteEntityService,
 		private activeUsersChart: ActiveUsersChart,
 		private idService: IdService,
@@ -160,22 +163,48 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 	private async getFromDb(ps: { untilId: string | null; sinceId: string | null; limit: number; includeMyRenotes: boolean; includeRenotedMyNotes: boolean; includeLocalRenotes: boolean; withFiles: boolean; withRenotes: boolean; }, me: MiLocalUser) {
 		const followees = await this.userFollowingService.getFollowees(me.id);
+		const followingChannels = await this.channelFollowingsRepository.find({
+			where: {
+				followerId: me.id,
+			},
+		});
 
 		//#region Construct query
 		const query = this.queryService.makePaginationQuery(this.notesRepository.createQueryBuilder('note'), ps.sinceId, ps.untilId)
-			.andWhere('note.channelId IS NULL')
 			.innerJoinAndSelect('note.user', 'user')
 			.leftJoinAndSelect('note.reply', 'reply')
 			.leftJoinAndSelect('note.renote', 'renote')
 			.leftJoinAndSelect('reply.user', 'replyUser')
 			.leftJoinAndSelect('renote.user', 'renoteUser');
 
-		if (followees.length > 0) {
+		if (followees.length > 0 && followingChannels.length > 0) {
+			// ユーザー・チャンネルともにフォローあり
 			const meOrFolloweeIds = [me.id, ...followees.map(f => f.followeeId)];
-
-			query.andWhere('note.userId IN (:...meOrFolloweeIds)', { meOrFolloweeIds: meOrFolloweeIds });
+			const followingChannelIds = followingChannels.map(x => x.followeeId);
+			query.andWhere(new Brackets(qb => {
+				qb
+					.where('note.userId IN (:...meOrFolloweeIds)', { meOrFolloweeIds: meOrFolloweeIds })
+					.orWhere('note.channelId IN (:...followingChannelIds)', { followingChannelIds });
+			}));
+		} else if (followees.length > 0) {
+			// ユーザーフォローのみ（チャンネルフォローなし）
+			const meOrFolloweeIds = [me.id, ...followees.map(f => f.followeeId)];
+			query
+				.andWhere('note.channelId IS NULL')
+				.andWhere('note.userId IN (:...meOrFolloweeIds)', { meOrFolloweeIds: meOrFolloweeIds });
+		} else if (followingChannels.length > 0) {
+			// チャンネルフォローのみ（ユーザーフォローなし）
+			const followingChannelIds = followingChannels.map(x => x.followeeId);
+			query.andWhere(new Brackets(qb => {
+				qb
+					.where('note.channelId IN (:...followingChannelIds)', { followingChannelIds })
+					.orWhere('note.userId = :meId', { meId: me.id });
+			}));
 		} else {
-			query.andWhere('note.userId = :meId', { meId: me.id });
+			// フォローなし
+			query
+				.andWhere('note.channelId IS NULL')
+				.andWhere('note.userId = :meId', { meId: me.id });
 		}
 
 		query.andWhere(new Brackets(qb => {
diff --git a/packages/frontend/package.json b/packages/frontend/package.json
index f8492b3e56..fe35519d27 100644
--- a/packages/frontend/package.json
+++ b/packages/frontend/package.json
@@ -29,6 +29,7 @@
 		"@vue/compiler-sfc": "3.3.7",
 		"astring": "1.8.6",
 		"autosize": "6.0.1",
+		"aiscript-vscode": "github:aiscript-dev/aiscript-vscode#v0.0.5",
 		"broadcast-channel": "5.5.1",
 		"browser-image-resizer": "github:misskey-dev/browser-image-resizer#v2.2.1-misskey.3",
 		"buraha": "0.0.1",
@@ -54,11 +55,11 @@
 		"mfm-js": "0.23.3",
 		"misskey-js": "workspace:*",
 		"photoswipe": "5.4.2",
-		"prismjs": "1.29.0",
 		"punycode": "2.3.0",
 		"querystring": "0.2.1",
 		"rollup": "4.1.4",
 		"sanitize-html": "2.11.0",
+		"shiki": "^0.14.5",
 		"sass": "1.69.5",
 		"strict-event-emitter-types": "2.0.0",
 		"textarea-caret": "3.1.0",
@@ -74,7 +75,6 @@
 		"vanilla-tilt": "1.8.1",
 		"vite": "4.5.0",
 		"vue": "3.3.7",
-		"vue-prism-editor": "2.0.0-alpha.2",
 		"vuedraggable": "next"
 	},
 	"devDependencies": {
diff --git a/packages/frontend/src/components/MkCode.core.vue b/packages/frontend/src/components/MkCode.core.vue
index a1300be1f6..4ec3540419 100644
--- a/packages/frontend/src/components/MkCode.core.vue
+++ b/packages/frontend/src/components/MkCode.core.vue
@@ -5,21 +5,90 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <!-- eslint-disable vue/no-v-html -->
 <template>
-<code v-if="inline" :class="`language-${prismLang}`" style="overflow-wrap: anywhere;" v-html="html"></code>
-<pre v-else :class="`language-${prismLang}`"><code :class="`language-${prismLang}`" v-html="html"></code></pre>
+<div :class="['codeBlockRoot', { 'codeEditor': codeEditor }]" v-html="html"></div>
 </template>
 
 <script lang="ts" setup>
-import { computed } from 'vue';
-import Prism from 'prismjs';
-import 'prismjs/themes/prism-okaidia.css';
+import { ref, computed, watch } from 'vue';
+import { BUNDLED_LANGUAGES } from 'shiki';
+import type { Lang as ShikiLang } from 'shiki';
+import { getHighlighter } from '@/scripts/code-highlighter.js';
 
 const props = defineProps<{
 	code: string;
 	lang?: string;
-	inline?: boolean;
+	codeEditor?: boolean;
 }>();
 
-const prismLang = computed(() => Prism.languages[props.lang] ? props.lang : 'js');
-const html = computed(() => Prism.highlight(props.code, Prism.languages[prismLang.value], prismLang.value));
+const highlighter = await getHighlighter();
+
+const codeLang = ref<ShikiLang | 'aiscript'>('js');
+const html = computed(() => highlighter.codeToHtml(props.code, {
+	lang: codeLang.value,
+	theme: 'dark-plus',
+}));
+
+async function fetchLanguage(to: string): Promise<void> {
+	const language = to as ShikiLang;
+
+	// Check for the loaded languages, and load the language if it's not loaded yet.
+	if (!highlighter.getLoadedLanguages().includes(language)) {
+		// Check if the language is supported by Shiki
+		const bundles = BUNDLED_LANGUAGES.filter((bundle) => {
+			// Languages are specified by their id, they can also have aliases (i. e. "js" and "javascript")
+			return bundle.id === language || bundle.aliases?.includes(language);
+		});
+		if (bundles.length > 0) {
+			await highlighter.loadLanguage(language);
+			codeLang.value = language;
+		} else {
+			codeLang.value = 'js';
+		}
+	} else {
+		codeLang.value = language;
+	}
+}
+
+watch(() => props.lang, (to) => {
+	if (codeLang.value === to || !to) return;
+	return new Promise((resolve) => {
+		fetchLanguage(to).then(() => resolve);
+	});
+}, { immediate: true, });
 </script>
+
+<style scoped lang="scss">
+.codeBlockRoot :deep(.shiki) {
+	padding: 1em;
+	margin: .5em 0;
+	overflow: auto;
+	border-radius: .3em;
+
+	& pre,
+	& code {
+		font-family: Consolas, Monaco, Andale Mono, Ubuntu Mono, monospace;
+	}
+}
+
+.codeBlockRoot.codeEditor {
+	min-width: 100%;
+	height: 100%;
+
+	& :deep(.shiki) {
+		padding: 12px;
+		margin: 0;
+		border-radius: 6px;
+		min-height: 130px;
+		pointer-events: none;
+		min-width: calc(100% - 24px);
+		height: 100%;
+		display: inline-block;
+		line-height: 1.5em;
+		font-size: 1em;
+		overflow: visible;
+		text-rendering: inherit;
+    text-transform: inherit;
+    white-space: pre;
+	}
+}
+</style>
diff --git a/packages/frontend/src/components/MkCode.vue b/packages/frontend/src/components/MkCode.vue
index 8972b1863b..b39e6ff23c 100644
--- a/packages/frontend/src/components/MkCode.vue
+++ b/packages/frontend/src/components/MkCode.vue
@@ -4,11 +4,18 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<XCode :code="code" :lang="lang" :inline="inline"/>
+	<Suspense>
+		<template #fallback>
+			<MkLoading v-if="!inline ?? true" />
+		</template>
+		<code v-if="inline" :class="$style.codeInlineRoot">{{ code }}</code>
+		<XCode v-else :code="code" :lang="lang"/>
+	</Suspense>
 </template>
 
 <script lang="ts" setup>
 import { defineAsyncComponent } from 'vue';
+import MkLoading from '@/components/global/MkLoading.vue';
 
 defineProps<{
 	code: string;
@@ -18,3 +25,15 @@ defineProps<{
 
 const XCode = defineAsyncComponent(() => import('@/components/MkCode.core.vue'));
 </script>
+
+<style module lang="scss">
+.codeInlineRoot {
+	display: inline-block;
+	font-family: Consolas, Monaco, Andale Mono, Ubuntu Mono, monospace;
+	overflow-wrap: anywhere;
+	color: #D4D4D4;
+	background: #1E1E1E;
+	padding: .1em;
+	border-radius: .3em;
+}
+</style>
diff --git a/packages/frontend/src/components/MkCodeEditor.vue b/packages/frontend/src/components/MkCodeEditor.vue
new file mode 100644
index 0000000000..2d56a61963
--- /dev/null
+++ b/packages/frontend/src/components/MkCodeEditor.vue
@@ -0,0 +1,166 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="[$style.codeEditorRoot, { [$style.disabled]: disabled, [$style.focused]: focused }]">
+	<div :class="$style.codeEditorScroller">
+		<textarea
+			ref="inputEl"
+			v-model="vModel"
+			:class="[$style.textarea]"
+			:disabled="disabled"
+			:required="required"
+			:readonly="readonly"
+			autocomplete="off"
+			wrap="off"
+			spellcheck="false"
+			@focus="focused = true"
+			@blur="focused = false"
+			@keydown="onKeydown($event)"
+			@input="onInput"
+		></textarea>
+		<XCode :class="$style.codeEditorHighlighter" :codeEditor="true" :code="v" :lang="lang"/>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { ref, watch, toRefs, shallowRef, nextTick } from 'vue';
+import XCode from '@/components/MkCode.core.vue';
+
+const props = withDefaults(defineProps<{
+	modelValue: string | null;
+	lang: string;
+	required?: boolean;
+	readonly?: boolean;
+	disabled?: boolean;
+}>(), {
+	lang: 'js',
+});
+
+const emit = defineEmits<{
+	(ev: 'change', _ev: KeyboardEvent): void;
+	(ev: 'keydown', _ev: KeyboardEvent): void;
+	(ev: 'enter'): void;
+	(ev: 'update:modelValue', value: string): void;
+}>();
+
+const { modelValue } = toRefs(props);
+const vModel = ref<string>(modelValue.value ?? '');
+const v = ref<string>(modelValue.value ?? '');
+const focused = ref(false);
+const changed = ref(false);
+const inputEl = shallowRef<HTMLTextAreaElement>();
+
+const onInput = (ev) => {
+	v.value = ev.target?.value ?? v.value;
+	changed.value = true;
+	emit('change', ev);
+};
+
+const onKeydown = (ev: KeyboardEvent) => {
+	if (ev.isComposing || ev.key === 'Process' || ev.keyCode === 229) return;
+
+	emit('keydown', ev);
+
+	if (ev.code === 'Enter') {
+		const pos = inputEl.value?.selectionStart ?? 0;
+		const posEnd = inputEl.value?.selectionEnd ?? vModel.value.length;
+		if (pos === posEnd) {
+			const lines = vModel.value.slice(0, pos).split('\n');
+			const currentLine = lines[lines.length - 1];
+			const currentLineSpaces = currentLine.match(/^\s+/);
+			const posDelta = currentLineSpaces ? currentLineSpaces[0].length : 0;
+			ev.preventDefault();
+			vModel.value = vModel.value.slice(0, pos) + '\n' + (currentLineSpaces ? currentLineSpaces[0] : '') + vModel.value.slice(pos);
+			v.value = vModel.value;
+			nextTick(() => {
+				inputEl.value?.setSelectionRange(pos + 1 + posDelta, pos + 1 + posDelta);
+			});
+		}
+		emit('enter');
+	}
+
+	if (ev.key === 'Tab') {
+		const pos = inputEl.value?.selectionStart ?? 0;
+		const posEnd = inputEl.value?.selectionEnd ?? vModel.value.length;
+		vModel.value = vModel.value.slice(0, pos) + '\t' + vModel.value.slice(posEnd);
+		v.value = vModel.value;
+		nextTick(() => {
+			inputEl.value?.setSelectionRange(pos + 1, pos + 1);
+		});
+		ev.preventDefault();
+	}
+};
+
+const updated = () => {
+	changed.value = false;
+	emit('update:modelValue', v.value);
+};
+
+watch(modelValue, newValue => {
+	v.value = newValue ?? '';
+});
+
+watch(v, () => {
+	updated();
+});
+</script>
+
+<style lang="scss" module>
+.codeEditorRoot {
+	min-width: 100%;
+	max-width: 100%;
+	overflow-x: auto;
+	overflow-y: hidden;
+	box-sizing: border-box;
+	margin: 0;
+	padding: 0;
+	color: var(--fg);
+	border: solid 1px var(--panel);
+	transition: border-color 0.1s ease-out;
+	font-family: Consolas, Monaco, Andale Mono, Ubuntu Mono, monospace;
+	&:hover {
+		border-color: var(--inputBorderHover) !important;
+	}
+}
+
+.focused.codeEditorRoot {
+	border-color: var(--accent) !important;
+	border-radius: 6px;
+}
+
+.codeEditorScroller {
+	position: relative;
+	display: inline-block;
+	min-width: 100%;
+	height: 100%;
+}
+
+.textarea {
+	position: absolute;
+	top: 0;
+	left: 0;
+	right: 0;
+	bottom: 0;
+	display: inline-block;
+	appearance: none;
+	resize: none;
+	text-align: left;
+	color: transparent;
+	caret-color: rgb(225, 228, 232);
+	background-color: transparent;
+	border: 0;
+	outline: 0;
+	padding: 12px;
+	line-height: 1.5em;
+	font-size: 1em;
+	font-family: Consolas, Monaco, Andale Mono, Ubuntu Mono, monospace;
+}
+
+.textarea::selection {
+	color: #fff;
+}
+</style>
diff --git a/packages/frontend/src/components/MkDateSeparatedList.vue b/packages/frontend/src/components/MkDateSeparatedList.vue
index 66d4b542be..e5bdd3781b 100644
--- a/packages/frontend/src/components/MkDateSeparatedList.vue
+++ b/packages/frontend/src/components/MkDateSeparatedList.vue
@@ -42,6 +42,7 @@ export default defineComponent({
 
 	setup(props, { slots, expose }) {
 		const $style = useCssModule(); // カスタムレンダラなので使っても大丈夫
+
 		function getDateText(time: string) {
 			const date = new Date(time).getDate();
 			const month = new Date(time).getMonth() + 1;
@@ -121,6 +122,7 @@ export default defineComponent({
 			el.style.top = `${el.offsetTop}px`;
 			el.style.left = `${el.offsetLeft}px`;
 		}
+
 		function onLeaveCanceled(el: HTMLElement) {
 			el.style.top = '';
 			el.style.left = '';
diff --git a/packages/frontend/src/components/MkDialog.vue b/packages/frontend/src/components/MkDialog.vue
index a83c18c0b3..33757ccc83 100644
--- a/packages/frontend/src/components/MkDialog.vue
+++ b/packages/frontend/src/components/MkDialog.vue
@@ -160,6 +160,7 @@ async function ok() {
 function cancel() {
 	done(true);
 }
+
 /*
 function onBgClick() {
 	if (props.cancelableByBgClick) cancel();
diff --git a/packages/frontend/src/components/MkDrive.vue b/packages/frontend/src/components/MkDrive.vue
index 648e4c4e3d..71bb4ecfef 100644
--- a/packages/frontend/src/components/MkDrive.vue
+++ b/packages/frontend/src/components/MkDrive.vue
@@ -505,6 +505,7 @@ function appendFile(file: Misskey.entities.DriveFile) {
 function appendFolder(folderToAppend: Misskey.entities.DriveFolder) {
 	addFolder(folderToAppend);
 }
+
 /*
 function prependFile(file: Misskey.entities.DriveFile) {
 	addFile(file, true);
diff --git a/packages/frontend/src/components/MkFoldableSection.vue b/packages/frontend/src/components/MkFoldableSection.vue
index ed3cb0868b..1ffc95d944 100644
--- a/packages/frontend/src/components/MkFoldableSection.vue
+++ b/packages/frontend/src/components/MkFoldableSection.vue
@@ -84,6 +84,7 @@ onMounted(() => {
 			return getParentBg(el.parentElement);
 		}
 	}
+
 	const rawBg = getParentBg(el.value);
 	const _bg = tinycolor(rawBg.startsWith('var(') ? getComputedStyle(document.documentElement).getPropertyValue(rawBg.slice(4, -1)) : rawBg);
 	_bg.setAlpha(0.85);
diff --git a/packages/frontend/src/components/MkMenu.vue b/packages/frontend/src/components/MkMenu.vue
index 079f07ee47..9457bf385f 100644
--- a/packages/frontend/src/components/MkMenu.vue
+++ b/packages/frontend/src/components/MkMenu.vue
@@ -145,11 +145,13 @@ const onGlobalMousedown = (event: MouseEvent) => {
 };
 
 let childCloseTimer: null | number = null;
+
 function onItemMouseEnter(item) {
 	childCloseTimer = window.setTimeout(() => {
 		closeChild();
 	}, 300);
 }
+
 function onItemMouseLeave(item) {
 	if (childCloseTimer) window.clearTimeout(childCloseTimer);
 }
diff --git a/packages/frontend/src/components/MkNoteDetailed.vue b/packages/frontend/src/components/MkNoteDetailed.vue
index d17037f4f4..ce4fb79d4b 100644
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@@ -499,6 +499,7 @@ function blur() {
 }
 
 const repliesLoaded = ref(false);
+
 function loadReplies() {
 	repliesLoaded.value = true;
 	os.api('notes/children', {
@@ -510,6 +511,7 @@ function loadReplies() {
 }
 
 const conversationLoaded = ref(false);
+
 function loadConversation() {
 	conversationLoaded.value = true;
 	os.api('notes/conversation', {
diff --git a/packages/frontend/src/components/MkPagination.vue b/packages/frontend/src/components/MkPagination.vue
index ae309da82e..f0fdf865ca 100644
--- a/packages/frontend/src/components/MkPagination.vue
+++ b/packages/frontend/src/components/MkPagination.vue
@@ -87,6 +87,7 @@ function arrayToEntries(entities: MisskeyEntity[]): [string, MisskeyEntity][] {
 function concatMapWithArray(map: MisskeyEntityMap, entities: MisskeyEntity[]): MisskeyEntityMap {
 	return new Map([...map, ...arrayToEntries(entities)]);
 }
+
 </script>
 <script lang="ts" setup>
 import { infoImageUrl } from '@/instance.js';
diff --git a/packages/frontend/src/components/MkPostFormAttaches.vue b/packages/frontend/src/components/MkPostFormAttaches.vue
index 624a44ecae..d499a22ed6 100644
--- a/packages/frontend/src/components/MkPostFormAttaches.vue
+++ b/packages/frontend/src/components/MkPostFormAttaches.vue
@@ -59,6 +59,7 @@ function toggleSensitive(file) {
 		emit('changeSensitive', file, !file.isSensitive);
 	});
 }
+
 async function rename(file) {
 	const { canceled, result } = await os.inputText({
 		title: i18n.ts.enterFileName,
diff --git a/packages/frontend/src/components/global/MkPageHeader.tabs.vue b/packages/frontend/src/components/global/MkPageHeader.tabs.vue
index e62967963f..24b92cb83a 100644
--- a/packages/frontend/src/components/global/MkPageHeader.tabs.vue
+++ b/packages/frontend/src/components/global/MkPageHeader.tabs.vue
@@ -134,9 +134,11 @@ async function enter(el: HTMLElement) {
 
 	setTimeout(renderTab, 170);
 }
+
 function afterEnter(el: HTMLElement) {
 	//el.style.width = '';
 }
+
 async function leave(el: HTMLElement) {
 	const elementWidth = el.getBoundingClientRect().width;
 	el.style.width = elementWidth + 'px';
@@ -145,6 +147,7 @@ async function leave(el: HTMLElement) {
 	el.style.width = '0';
 	el.style.paddingLeft = '0';
 }
+
 function afterLeave(el: HTMLElement) {
 	el.style.width = '';
 }
diff --git a/packages/frontend/src/pages/about-misskey.vue b/packages/frontend/src/pages/about-misskey.vue
index c443cdeb76..7a2c698d11 100644
--- a/packages/frontend/src/pages/about-misskey.vue
+++ b/packages/frontend/src/pages/about-misskey.vue
@@ -47,7 +47,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					</div>
 				</FormSection>
 				<FormSection>
-					<template #label>{{ i18n.ts._aboutMisskey.contributors }}</template>
+					<template #label>{{ i18n.ts._aboutMisskey.projectMembers }}</template>
 					<div :class="$style.contributors">
 						<a href="https://github.com/syuilo" target="_blank" :class="$style.contributor">
 							<img src="https://avatars.githubusercontent.com/u/4439005?v=4" :class="$style.contributorAvatar">
@@ -61,20 +61,19 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<img src="https://avatars.githubusercontent.com/u/20679825?v=4" :class="$style.contributorAvatar">
 							<span :class="$style.contributorUsername">@acid-chicken</span>
 						</a>
-						<a href="https://github.com/rinsuki" target="_blank" :class="$style.contributor">
-							<img src="https://avatars.githubusercontent.com/u/6533808?v=4" :class="$style.contributorAvatar">
-							<span :class="$style.contributorUsername">@rinsuki</span>
+						<a href="https://github.com/kakkokari-gtyih" target="_blank" :class="$style.contributor">
+							<img src="https://avatars.githubusercontent.com/u/67428053?v=4" :class="$style.contributorAvatar">
+							<span :class="$style.contributorUsername">@kakkokari-gtyih</span>
 						</a>
-						<a href="https://github.com/mei23" target="_blank" :class="$style.contributor">
-							<img src="https://avatars.githubusercontent.com/u/30769358?v=4" :class="$style.contributorAvatar">
-							<span :class="$style.contributorUsername">@mei23</span>
-						</a>
-						<a href="https://github.com/robflop" target="_blank" :class="$style.contributor">
-							<img src="https://avatars.githubusercontent.com/u/8159402?v=4" :class="$style.contributorAvatar">
-							<span :class="$style.contributorUsername">@robflop</span>
+						<a href="https://github.com/taichanNE30" target="_blank" :class="$style.contributor">
+							<img src="https://avatars.githubusercontent.com/u/40626578?v=4" :class="$style.contributorAvatar">
+							<span :class="$style.contributorUsername">@taichanNE30</span>
 						</a>
 					</div>
-					<template #caption><MkLink url="https://github.com/misskey-dev/misskey/graphs/contributors">{{ i18n.ts._aboutMisskey.allContributors }}</MkLink></template>
+				</FormSection>
+				<FormSection>
+					<template #label>{{ i18n.ts._aboutMisskey.contributors }}</template>
+					<MkLink url="https://github.com/misskey-dev/misskey/graphs/contributors">{{ i18n.ts._aboutMisskey.allContributors }}</MkLink>
 				</FormSection>
 				<FormSection>
 					<template #label><Mfm text="$[jelly ❤]"/> {{ i18n.ts._aboutMisskey.patrons }}</template>
@@ -95,6 +94,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<div>
 							<a style="display: inline-block;" class="masknetwork" title="Mask Network" href="https://mask.io/" target="_blank"><img width="180" src="https://misskey-hub.net/sponsors/masknetwork.png" alt="Mask Network"></a>
 						</div>
+						<div>
+							<a style="display: inline-block;" class="xserver" title="XServer" href="https://www.xserver.ne.jp/" target="_blank"><img width="180" src="https://misskey-hub.net/sponsors/xserver.png" alt="XServer"></a>
+						</div>
 						<div>
 							<a style="display: inline-block;" class="skeb" title="Skeb" href="https://skeb.jp/" target="_blank"><img width="180" src="https://misskey-hub.net/sponsors/skeb.svg" alt="Skeb"></a>
 						</div>
diff --git a/packages/frontend/src/pages/admin/ads.vue b/packages/frontend/src/pages/admin/ads.vue
index 6aa0cf0427..d64e78236a 100644
--- a/packages/frontend/src/pages/admin/ads.vue
+++ b/packages/frontend/src/pages/admin/ads.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <MkStickyContainer>
 	<template #header>
-		<XHeader :actions="headerActions" :tabs="headerTabs" />
+		<XHeader :actions="headerActions" :tabs="headerTabs"/>
 	</template>
 	<MkSpacer :contentMax="900">
 		<MkSwitch :modelValue="publishing" @update:modelValue="onChangePublishing">
@@ -14,7 +14,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</MkSwitch>
 		<div>
 			<div v-for="ad in ads" class="_panel _gaps_m" :class="$style.ad">
-				<MkAd v-if="ad.url" :specify="ad" />
+				<MkAd v-if="ad.url" :specify="ad"/>
 				<MkInput v-model="ad.url" type="url">
 					<template #label>URL</template>
 				</MkInput>
@@ -51,8 +51,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<span>
 						{{ i18n.ts._ad.timezoneinfo }}
 						<div v-for="(day, index) in daysOfWeek" :key="index">
-							<input :id="`ad${ad.id}-${index}`" type="checkbox" :checked="(ad.dayOfWeek & (1 << index)) !== 0"
-								@change="toggleDayOfWeek(ad, index)">
+							<input
+								:id="`ad${ad.id}-${index}`" type="checkbox" :checked="(ad.dayOfWeek & (1 << index)) !== 0"
+								@change="toggleDayOfWeek(ad, index)"
+							>
 							<label :for="`ad${ad.id}-${index}`">{{ day }}</label>
 						</div>
 					</span>
@@ -61,9 +63,13 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<template #label>{{ i18n.ts.memo }}</template>
 				</MkTextarea>
 				<div class="buttons">
-					<MkButton class="button" inline primary style="margin-right: 12px;" @click="save(ad)"><i
-							class="ti ti-device-floppy"></i> {{ i18n.ts.save }}</MkButton>
-					<MkButton class="button" inline danger @click="remove(ad)"><i class="ti ti-trash"></i> {{ i18n.ts.remove }}
+					<MkButton class="button" inline primary style="margin-right: 12px;" @click="save(ad)">
+						<i
+							class="ti ti-device-floppy"
+						></i> {{ i18n.ts.save }}
+					</MkButton>
+					<MkButton class="button" inline danger @click="remove(ad)">
+						<i class="ti ti-trash"></i> {{ i18n.ts.remove }}
 					</MkButton>
 				</div>
 			</div>
@@ -115,6 +121,7 @@ const onChangePublishing = (v) => {
 	publishing = v;
 	refresh();
 };
+
 // 選択された曜日(index)のビットフラグを操作する
 function toggleDayOfWeek(ad, index) {
 	ad.dayOfWeek ^= 1 << index;
@@ -187,6 +194,7 @@ function save(ad) {
 		});
 	}
 }
+
 function more() {
 	os.api('admin/ad/list', { untilId: ads.reduce((acc, ad) => ad.id != null ? ad : acc).id, publishing: publishing }).then(adsResponse => {
 		ads = ads.concat(adsResponse.map(r => {
diff --git a/packages/frontend/src/pages/channel-editor.vue b/packages/frontend/src/pages/channel-editor.vue
index 39ce093cf2..faef8fdb1f 100644
--- a/packages/frontend/src/pages/channel-editor.vue
+++ b/packages/frontend/src/pages/channel-editor.vue
@@ -154,12 +154,9 @@ function save() {
 
 	if (props.channelId) {
 		params.channelId = props.channelId;
-		os.api('channels/update', params).then(() => {
-			os.success();
-		});
+		os.apiWithDialog('channels/update', params);
 	} else {
-		os.api('channels/create', params).then(created => {
-			os.success();
+		os.apiWithDialog('channels/create', params).then(created => {
 			router.push(`/channels/${created.id}`);
 		});
 	}
diff --git a/packages/frontend/src/pages/flash/flash.vue b/packages/frontend/src/pages/flash/flash.vue
index 32a835831c..ebf117ffbf 100644
--- a/packages/frontend/src/pages/flash/flash.vue
+++ b/packages/frontend/src/pages/flash/flash.vue
@@ -36,7 +36,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<template #icon><i class="ti ti-code"></i></template>
 					<template #label>{{ i18n.ts._play.viewSource }}</template>
 
-					<MkCode :code="flash.script" :inline="false" class="_monospace"/>
+					<MkCode :code="flash.script" lang="is" :inline="false" class="_monospace"/>
 				</MkFolder>
 				<div :class="$style.footer">
 					<Mfm :text="`By @${flash.user.username}`"/>
diff --git a/packages/frontend/src/pages/instance-info.vue b/packages/frontend/src/pages/instance-info.vue
index fb93637e00..1ed25c9a47 100644
--- a/packages/frontend/src/pages/instance-info.vue
+++ b/packages/frontend/src/pages/instance-info.vue
@@ -36,8 +36,8 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<div class="_gaps_s">
 					<MkSwitch v-model="suspended" :disabled="!instance" @update:modelValue="toggleSuspend">{{ i18n.ts.stopActivityDelivery }}</MkSwitch>
 					<MkSwitch v-model="isBlocked" :disabled="!meta || !instance" @update:modelValue="toggleBlock">{{ i18n.ts.blockThisInstance }}</MkSwitch>
-                    <MkSwitch v-model="isSilenced" :disabled="!meta || !instance" @update:modelValue="toggleSilenced">{{ i18n.ts.silenceThisInstance }}</MkSwitch>
-                    <MkButton @click="refreshMetadata"><i class="ti ti-refresh"></i> Refresh metadata</MkButton>
+					<MkSwitch v-model="isSilenced" :disabled="!meta || !instance" @update:modelValue="toggleSilenced">{{ i18n.ts.silenceThisInstance }}</MkSwitch>
+					<MkButton @click="refreshMetadata"><i class="ti ti-refresh"></i> Refresh metadata</MkButton>
 				</div>
 			</FormSection>
 
@@ -171,8 +171,8 @@ async function fetch(): Promise<void> {
 	});
 	suspended = instance.isSuspended;
 	isBlocked = instance.isBlocked;
-    isSilenced = instance.isSilenced;
-    faviconUrl = getProxiedImageUrlNullable(instance.faviconUrl, 'preview') ?? getProxiedImageUrlNullable(instance.iconUrl, 'preview');
+	isSilenced = instance.isSilenced;
+	faviconUrl = getProxiedImageUrlNullable(instance.faviconUrl, 'preview') ?? getProxiedImageUrlNullable(instance.iconUrl, 'preview');
 }
 
 async function toggleBlock(): Promise<void> {
@@ -183,14 +183,16 @@ async function toggleBlock(): Promise<void> {
 		blockedHosts: isBlocked ? meta.blockedHosts.concat([host]) : meta.blockedHosts.filter(x => x !== host),
 	});
 }
+
 async function toggleSilenced(): Promise<void> {
-    if (!meta) throw new Error('No meta?');
-    if (!instance) throw new Error('No instance?');
-    const { host } = instance;
-    await os.api('admin/update-meta', {
-        silencedHosts: isSilenced ? meta.silencedHosts.concat([host]) : meta.silencedHosts.filter(x => x !== host),
-    });
+	if (!meta) throw new Error('No meta?');
+	if (!instance) throw new Error('No instance?');
+	const { host } = instance;
+	await os.api('admin/update-meta', {
+		silencedHosts: isSilenced ? meta.silencedHosts.concat([host]) : meta.silencedHosts.filter(x => x !== host),
+	});
 }
+
 async function toggleSuspend(): Promise<void> {
 	if (!instance) throw new Error('No instance?');
 	await os.api('admin/federation/update-instance', {
diff --git a/packages/frontend/src/pages/scratchpad.vue b/packages/frontend/src/pages/scratchpad.vue
index 3dfd2d661f..f8d3187bd4 100644
--- a/packages/frontend/src/pages/scratchpad.vue
+++ b/packages/frontend/src/pages/scratchpad.vue
@@ -4,46 +4,46 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<MkSpacer :contentMax="800">
-	<div :class="$style.root">
-		<div :class="$style.editor" class="_panel">
-			<PrismEditor v-model="code" class="_monospace" :class="$style.code" :highlight="highlighter" :lineNumbers="false"/>
-			<MkButton style="position: absolute; top: 8px; right: 8px;" primary @click="run()"><i class="ti ti-player-play"></i></MkButton>
-		</div>
+<MkStickyContainer>
+	<template #header><MkPageHeader/></template>
 
-		<MkContainer v-if="root && components.length > 1" :key="uiKey" :foldable="true">
-			<template #header>UI</template>
-			<div :class="$style.ui">
-				<MkAsUi :component="root" :components="components" size="small"/>
+	<MkSpacer :contentMax="800">
+		<div :class="$style.root">
+			<div class="_gaps_s">
+				<div :class="$style.editor" class="_panel">
+					<MkCodeEditor v-model="code" lang="aiscript"/>
+				</div>
+				<MkButton primary @click="run()"><i class="ti ti-player-play"></i></MkButton>
 			</div>
-		</MkContainer>
 
-		<MkContainer :foldable="true" class="">
-			<template #header>{{ i18n.ts.output }}</template>
-			<div :class="$style.logs">
-				<div v-for="log in logs" :key="log.id" class="log" :class="{ print: log.print }">{{ log.text }}</div>
+			<MkContainer v-if="root && components.length > 1" :key="uiKey" :foldable="true">
+				<template #header>UI</template>
+				<div :class="$style.ui">
+					<MkAsUi :component="root" :components="components" size="small"/>
+				</div>
+			</MkContainer>
+
+			<MkContainer :foldable="true" class="">
+				<template #header>{{ i18n.ts.output }}</template>
+				<div :class="$style.logs">
+					<div v-for="log in logs" :key="log.id" class="log" :class="{ print: log.print }">{{ log.text }}</div>
+				</div>
+			</MkContainer>
+
+			<div class="">
+				{{ i18n.ts.scratchpadDescription }}
 			</div>
-		</MkContainer>
-
-		<div class="">
-			{{ i18n.ts.scratchpadDescription }}
 		</div>
-	</div>
-</MkSpacer>
+	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
 import { onDeactivated, onUnmounted, Ref, ref, watch } from 'vue';
-import 'prismjs';
-import { highlight, languages } from 'prismjs/components/prism-core';
-import 'prismjs/components/prism-clike';
-import 'prismjs/components/prism-javascript';
-import 'prismjs/themes/prism-okaidia.css';
-import { PrismEditor } from 'vue-prism-editor';
-import 'vue-prism-editor/dist/prismeditor.min.css';
 import { Interpreter, Parser, utils } from '@syuilo/aiscript';
 import MkContainer from '@/components/MkContainer.vue';
 import MkButton from '@/components/MkButton.vue';
+import MkCodeEditor from '@/components/MkCodeEditor.vue';
 import { createAiScriptEnv } from '@/scripts/aiscript/api.js';
 import * as os from '@/os.js';
 import { $i } from '@/account.js';
@@ -152,10 +152,6 @@ async function run() {
 	}
 }
 
-function highlighter(code) {
-	return highlight(code, languages.js, 'javascript');
-}
-
 onDeactivated(() => {
 	if (aiscript) aiscript.abort();
 });
diff --git a/packages/frontend/src/pages/settings/general.vue b/packages/frontend/src/pages/settings/general.vue
index 9508e04e1b..323dfc0722 100644
--- a/packages/frontend/src/pages/settings/general.vue
+++ b/packages/frontend/src/pages/settings/general.vue
@@ -298,12 +298,14 @@ const emojiIndexLangs = ['en-US'];
 function downloadEmojiIndex(lang: string) {
 	async function main() {
 		const currentIndexes = defaultStore.state.additionalUnicodeEmojiIndexes;
+
 		function download() {
 			switch (lang) {
 				case 'en-US': return import('../../unicode-emoji-indexes/en-US.json').then(x => x.default);
 				default: throw new Error('unrecognized lang: ' + lang);
 			}
 		}
+
 		currentIndexes[lang] = await download();
 		await defaultStore.set('additionalUnicodeEmojiIndexes', currentIndexes);
 	}
@@ -340,6 +342,7 @@ function removePinnedList() {
 
 let smashCount = 0;
 let smashTimer: number | null = null;
+
 function testNotification(): void {
 	const notification: Misskey.entities.Notification = {
 		id: Math.random().toString(),
diff --git a/packages/frontend/src/pages/settings/plugin.vue b/packages/frontend/src/pages/settings/plugin.vue
index d72d8d00f3..5ebd74ef7a 100644
--- a/packages/frontend/src/pages/settings/plugin.vue
+++ b/packages/frontend/src/pages/settings/plugin.vue
@@ -50,7 +50,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<MkButton inline @click="copy(plugin)"><i class="ti ti-copy"></i> {{ i18n.ts.copy }}</MkButton>
 						</div>
 
-						<MkCode :code="plugin.src ?? ''"/>
+						<MkCode :code="plugin.src ?? ''" lang="is"/>
 					</div>
 				</MkFolder>
 			</div>
diff --git a/packages/frontend/src/pages/settings/webhook.edit.vue b/packages/frontend/src/pages/settings/webhook.edit.vue
index 86b8f60c99..3301732c88 100644
--- a/packages/frontend/src/pages/settings/webhook.edit.vue
+++ b/packages/frontend/src/pages/settings/webhook.edit.vue
@@ -108,6 +108,7 @@ async function del(): Promise<void> {
 
 	router.push('/settings/webhook');
 }
+
 const headerActions = $computed(() => []);
 
 const headerTabs = $computed(() => []);
diff --git a/packages/frontend/src/scripts/code-highlighter.ts b/packages/frontend/src/scripts/code-highlighter.ts
new file mode 100644
index 0000000000..957669122e
--- /dev/null
+++ b/packages/frontend/src/scripts/code-highlighter.ts
@@ -0,0 +1,31 @@
+import { setWasm, setCDN, Highlighter, getHighlighter as _getHighlighter } from 'shiki';
+
+setWasm('/assets/shiki/dist/onig.wasm');
+setCDN('/assets/shiki/');
+
+let _highlighter: Highlighter | null = null;
+
+export async function getHighlighter(): Promise<Highlighter> {
+	if (!_highlighter) {
+		return await initHighlighter();
+	}
+	return _highlighter;
+}
+
+export async function initHighlighter() {
+	const highlighter = await _getHighlighter({
+		theme: 'dark-plus',
+		langs: ['js'],
+	});
+
+	await highlighter.loadLanguage({
+		path: 'languages/aiscript.tmLanguage.json',
+		id: 'aiscript',
+		scopeName: 'source.aiscript',
+		aliases: ['is', 'ais'],
+	});
+
+	_highlighter = highlighter;
+
+	return highlighter;
+}
diff --git a/packages/frontend/src/scripts/get-drive-file-menu.ts b/packages/frontend/src/scripts/get-drive-file-menu.ts
index 8b2144a22f..d1cafdf27b 100644
--- a/packages/frontend/src/scripts/get-drive-file-menu.ts
+++ b/packages/frontend/src/scripts/get-drive-file-menu.ts
@@ -56,6 +56,7 @@ function copyUrl(file: Misskey.entities.DriveFile) {
 	copyToClipboard(file.url);
 	os.success();
 }
+
 /*
 function addApp() {
 	alert('not implemented yet');
diff --git a/packages/frontend/src/scripts/get-user-menu.ts b/packages/frontend/src/scripts/get-user-menu.ts
index be514be5b1..f62f737568 100644
--- a/packages/frontend/src/scripts/get-user-menu.ts
+++ b/packages/frontend/src/scripts/get-user-menu.ts
@@ -114,6 +114,12 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: Router
 		return !confirm.canceled;
 	}
 
+	async function userInfoUpdate() {
+		os.apiWithDialog('federation/update-remote-user', {
+			userId: user.id,
+		});
+	}
+	
 	async function invalidateFollow() {
 		if (!await getConfirmed(i18n.ts.breakFollowConfirm)) return;
 
@@ -330,6 +336,14 @@ export function getUserMenu(user: Misskey.entities.UserDetailed, router: Router
 		}]);
 	}
 
+	if (user.host !== null) {
+		menu = menu.concat([null, {
+			icon: 'ti ti-refresh',
+			text: i18n.ts.updateRemoteUser,
+			action: userInfoUpdate,
+		}]);
+	}
+	
 	if (defaultStore.state.devMode) {
 		menu = menu.concat([null, {
 			icon: 'ti ti-id',
diff --git a/packages/frontend/src/scripts/scroll.ts b/packages/frontend/src/scripts/scroll.ts
index 7338de62b6..1f626e4c0d 100644
--- a/packages/frontend/src/scripts/scroll.ts
+++ b/packages/frontend/src/scripts/scroll.ts
@@ -46,6 +46,7 @@ export function onScrollTop(el: HTMLElement, cb: () => unknown, tolerance = 1, o
 	};
 
 	function removeListener() { container.removeEventListener('scroll', onScroll); }
+
 	container.addEventListener('scroll', onScroll, { passive: true });
 	return removeListener;
 }
@@ -71,6 +72,7 @@ export function onScrollBottom(el: HTMLElement, cb: () => unknown, tolerance = 1
 	function removeListener() {
 		containerOrWindow.removeEventListener('scroll', onScroll);
 	}
+
 	containerOrWindow.addEventListener('scroll', onScroll, { passive: true });
 	return removeListener;
 }
diff --git a/packages/frontend/src/style.scss b/packages/frontend/src/style.scss
index c644fc76da..c22879d677 100644
--- a/packages/frontend/src/style.scss
+++ b/packages/frontend/src/style.scss
@@ -400,10 +400,6 @@ hr {
 	font-family: Fira code, Fira Mono, Consolas, Menlo, Courier, monospace !important;
 }
 
-.prism-editor__textarea:focus {
-	outline: none;
-}
-
 ._zoom {
 	transition-duration: 0.5s, 0.5s;
 	transition-property: opacity, transform;
diff --git a/packages/shared/.eslintrc.js b/packages/shared/.eslintrc.js
index c578894f60..3f19aad685 100644
--- a/packages/shared/.eslintrc.js
+++ b/packages/shared/.eslintrc.js
@@ -67,6 +67,11 @@ module.exports = {
 		'object-curly-spacing': ['error', 'always'],
 		'space-infix-ops': ['error'],
 		'space-before-blocks': ['error', 'always'],
+		'padding-line-between-statements': [
+			'error',
+			{ 'blankLine': 'always', 'prev': 'function', 'next': '*' },
+			{ 'blankLine': 'always', 'prev': '*', 'next': 'function' },
+		],
 		'@typescript-eslint/func-call-spacing': ['error', 'never'],
 		'@typescript-eslint/no-explicit-any': ['warn'],
 		'@typescript-eslint/no-unused-vars': ['warn'],
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 4d47134d43..0ffd449494 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -673,6 +673,9 @@ importers:
       '@vue/compiler-sfc':
         specifier: 3.3.7
         version: 3.3.7
+      aiscript-vscode:
+        specifier: github:aiscript-dev/aiscript-vscode#v0.0.5
+        version: github.com/aiscript-dev/aiscript-vscode/a8fa5bb41885391cdb6a6e3165eaa6e4868da86e
       astring:
         specifier: 1.8.6
         version: 1.8.6
@@ -754,9 +757,6 @@ importers:
       photoswipe:
         specifier: 5.4.2
         version: 5.4.2
-      prismjs:
-        specifier: 1.29.0
-        version: 1.29.0
       punycode:
         specifier: 2.3.0
         version: 2.3.0
@@ -772,6 +772,9 @@ importers:
       sass:
         specifier: 1.69.5
         version: 1.69.5
+      shiki:
+        specifier: ^0.14.5
+        version: 0.14.5
       strict-event-emitter-types:
         specifier: 2.0.0
         version: 2.0.0
@@ -814,9 +817,6 @@ importers:
       vue:
         specifier: 3.3.7
         version: 3.3.7(typescript@5.2.2)
-      vue-prism-editor:
-        specifier: 2.0.0-alpha.2
-        version: 2.0.0-alpha.2(vue@3.3.7)
       vuedraggable:
         specifier: next
         version: 4.1.0(vue@3.3.7)
@@ -871,10 +871,10 @@ importers:
         version: 7.5.1
       '@storybook/vue3':
         specifier: 7.5.1
-        version: 7.5.1(@vue/compiler-core@3.3.6)(vue@3.3.7)
+        version: 7.5.1(@vue/compiler-core@3.3.7)(vue@3.3.7)
       '@storybook/vue3-vite':
         specifier: 7.5.1
-        version: 7.5.1(@vue/compiler-core@3.3.6)(react-dom@18.2.0)(react@18.2.0)(typescript@5.2.2)(vite@4.5.0)(vue@3.3.7)
+        version: 7.5.1(@vue/compiler-core@3.3.7)(react-dom@18.2.0)(react@18.2.0)(typescript@5.2.2)(vite@4.5.0)(vue@3.3.7)
       '@testing-library/vue':
         specifier: 7.0.0
         version: 7.0.0(@vue/compiler-sfc@3.3.7)(vue@3.3.7)
@@ -6867,7 +6867,7 @@ packages:
       file-system-cache: 2.3.0
     dev: true
 
-  /@storybook/vue3-vite@7.5.1(@vue/compiler-core@3.3.6)(react-dom@18.2.0)(react@18.2.0)(typescript@5.2.2)(vite@4.5.0)(vue@3.3.7):
+  /@storybook/vue3-vite@7.5.1(@vue/compiler-core@3.3.7)(react-dom@18.2.0)(react@18.2.0)(typescript@5.2.2)(vite@4.5.0)(vue@3.3.7):
     resolution: {integrity: sha512-5bO5BactTbyOxxeRw8U6t3FqqfTvVLTefzg1NLDkKt2iAL6lGBSsPTKMgpy3dt+cxdiqEis67niQL68ZtW02Zw==}
     engines: {node: ^14.18 || >=16}
     peerDependencies:
@@ -6877,7 +6877,7 @@ packages:
     dependencies:
       '@storybook/builder-vite': 7.5.1(typescript@5.2.2)(vite@4.5.0)
       '@storybook/core-server': 7.5.1
-      '@storybook/vue3': 7.5.1(@vue/compiler-core@3.3.6)(vue@3.3.7)
+      '@storybook/vue3': 7.5.1(@vue/compiler-core@3.3.7)(vue@3.3.7)
       '@vitejs/plugin-vue': 4.4.0(vite@4.5.0)(vue@3.3.7)
       magic-string: 0.30.3
       react: 18.2.0
@@ -6896,7 +6896,7 @@ packages:
       - vue
     dev: true
 
-  /@storybook/vue3@7.5.1(@vue/compiler-core@3.3.6)(vue@3.3.7):
+  /@storybook/vue3@7.5.1(@vue/compiler-core@3.3.7)(vue@3.3.7):
     resolution: {integrity: sha512-9srw2rnSYaU45kkunXT8+bX3QMO2QPV6MCWRayKo7Pl+B0H/euHvxPSZb1X8mRpgLtYgVgSNJFoNbk/2Fn8z8g==}
     engines: {node: '>=16.0.0'}
     peerDependencies:
@@ -6908,7 +6908,7 @@ packages:
       '@storybook/global': 5.0.0
       '@storybook/preview-api': 7.5.1
       '@storybook/types': 7.5.1
-      '@vue/compiler-core': 3.3.6
+      '@vue/compiler-core': 3.3.7
       lodash: 4.17.21
       ts-dedent: 2.2.0
       type-fest: 2.19.0
@@ -8367,15 +8367,6 @@ packages:
       postcss: 8.4.31
       source-map-js: 1.0.2
 
-  /@vue/compiler-ssr@3.3.6:
-    resolution: {integrity: sha512-QTIHAfDCHhjXlYGkUg5KH7YwYtdUM1vcFl/FxFDlD6d0nXAmnjizka3HITp8DGudzHndv2PjKVS44vqqy0vP4w==}
-    requiresBuild: true
-    dependencies:
-      '@vue/compiler-dom': 3.3.6
-      '@vue/shared': 3.3.6
-    dev: true
-    optional: true
-
   /@vue/compiler-ssr@3.3.7:
     resolution: {integrity: sha512-TxOfNVVeH3zgBc82kcUv+emNHo+vKnlRrkv8YvQU5+Y5LJGJwSNzcmLUoxD/dNzv0bhQ/F0s+InlgV0NrApJZg==}
     dependencies:
@@ -8428,17 +8419,6 @@ packages:
       '@vue/shared': 3.3.7
       csstype: 3.1.2
 
-  /@vue/server-renderer@3.3.6(vue@3.3.7):
-    resolution: {integrity: sha512-kgLoN43W4ERdZ6dpyy+gnk2ZHtcOaIr5Uc/WUP5DRwutgvluzu2pudsZGoD2b7AEJHByUVMa9k6Sho5lLRCykw==}
-    peerDependencies:
-      vue: 3.3.6
-    dependencies:
-      '@vue/compiler-ssr': 3.3.6
-      '@vue/shared': 3.3.6
-      vue: 3.3.7(typescript@5.2.2)
-    dev: true
-    optional: true
-
   /@vue/server-renderer@3.3.7(vue@3.3.7):
     resolution: {integrity: sha512-UlpKDInd1hIZiNuVVVvLgxpfnSouxKQOSE2bOfQpBuGwxRV/JqqTCyyjXUWiwtVMyeRaZhOYYqntxElk8FhBhw==}
     peerDependencies:
@@ -8466,8 +8446,8 @@ packages:
       js-beautify: 1.14.6
       vue: 3.3.7(typescript@5.2.2)
     optionalDependencies:
-      '@vue/compiler-dom': 3.3.6
-      '@vue/server-renderer': 3.3.6(vue@3.3.7)
+      '@vue/compiler-dom': 3.3.7
+      '@vue/server-renderer': 3.3.7(vue@3.3.7)
     dev: true
 
   /@webgpu/types@0.1.30:
@@ -8687,6 +8667,10 @@ packages:
     resolution: {integrity: sha512-n5M855fKb2SsfMIiFFoVrABHJC8QtHwVx+mHWP3QcEqBHYienj5dHSgjbxtC0WEZXYt4wcD6zrQElDPhFuZgfA==}
     engines: {node: '>=12'}
 
+  /ansi-sequence-parser@1.1.1:
+    resolution: {integrity: sha512-vJXt3yiaUL4UU546s3rPXlsry/RnM730G1+HkpKE012AN0sx1eOrxSu95oKDIonskeLTijMgqWZ3uDEe3NFvyg==}
+    dev: false
+
   /ansi-styles@3.2.1:
     resolution: {integrity: sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==}
     engines: {node: '>=4'}
@@ -13942,7 +13926,6 @@ packages:
 
   /jsonc-parser@3.2.0:
     resolution: {integrity: sha512-gfFQZrcTc8CnKXp6Y4/CBT3fTc0OVuDofpre4aEeEpSBPV5X5v4+Vmx+8snU7RLPrNHPKSgLxGo9YuQzz20o+w==}
-    dev: true
 
   /jsonfile@4.0.0:
     resolution: {integrity: sha512-m6F1R3z8jjlf2imQHS2Qez5sjKWQzbuuhuJ/FKYFRZvPE3PuHcSMVZzfsLhGVOkfd20obL5SWEBew5ShlquNxg==}
@@ -16251,6 +16234,7 @@ packages:
   /prismjs@1.29.0:
     resolution: {integrity: sha512-Kx/1w86q/epKcmte75LNrEoT+lX8pBpavuAbvJWRXar7Hz8jrtF+e3vY751p0R8H9HdArwaCTNDDzHg/ScJK1Q==}
     engines: {node: '>=6'}
+    dev: true
 
   /private-ip@2.3.3:
     resolution: {integrity: sha512-5zyFfekIVUOTVbL92hc8LJOtE/gyGHeREHkJ2yTyByP8Q2YZVoBqLg3EfYLeF0oVvGqtaEX2t2Qovja0/gStXw==}
@@ -17480,6 +17464,15 @@ packages:
     resolution: {integrity: sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==}
     engines: {node: '>=8'}
 
+  /shiki@0.14.5:
+    resolution: {integrity: sha512-1gCAYOcmCFONmErGTrS1fjzJLA7MGZmKzrBNX7apqSwhyITJg2O102uFzXUeBxNnEkDA9vHIKLyeKq0V083vIw==}
+    dependencies:
+      ansi-sequence-parser: 1.1.1
+      jsonc-parser: 3.2.0
+      vscode-oniguruma: 1.7.0
+      vscode-textmate: 8.0.0
+    dev: false
+
   /side-channel@1.0.4:
     resolution: {integrity: sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==}
     dependencies:
@@ -19232,6 +19225,14 @@ packages:
     resolution: {integrity: sha512-Dhxzh5HZuiHQhbvTW9AMetFfBHDMYpo23Uo9btPXgdYP+3T5S+p+jgNy7spra+veYhBP2dCSgxR/i2Y02h5/6w==}
     engines: {node: '>=0.10.0'}
 
+  /vscode-oniguruma@1.7.0:
+    resolution: {integrity: sha512-L9WMGRfrjOhgHSdOYgCt/yRMsXzLDJSL7BPrOZt73gU0iWO4mpqzqQzOz5srxqTvMBaR0XZTSrVWo4j55Rc6cA==}
+    dev: false
+
+  /vscode-textmate@8.0.0:
+    resolution: {integrity: sha512-AFbieoL7a5LMqcnOF04ji+rpXadgOXnZsxQr//r83kLPr7biP7am3g9zbaZIaBGwBRWeSvoMD4mgPdX3e4NWBg==}
+    dev: false
+
   /vue-component-type-helpers@1.8.22:
     resolution: {integrity: sha512-LK3wJHs3vJxHG292C8cnsRusgyC5SEZDCzDCD01mdE/AoREFMl2tzLRuzwyuEsOIz13tqgBcnvysN3Lxsa14Fw==}
     dev: true
@@ -19295,15 +19296,6 @@ packages:
       vue: 3.3.7(typescript@5.2.2)
     dev: true
 
-  /vue-prism-editor@2.0.0-alpha.2(vue@3.3.7):
-    resolution: {integrity: sha512-Gu42ba9nosrE+gJpnAEuEkDMqG9zSUysIR8SdXUw8MQKDjBnnNR9lHC18uOr/ICz7yrA/5c7jHJr9lpElODC7w==}
-    engines: {node: '>=10'}
-    peerDependencies:
-      vue: ^3.0.0
-    dependencies:
-      vue: 3.3.7(typescript@5.2.2)
-    dev: false
-
   /vue-template-compiler@2.7.14:
     resolution: {integrity: sha512-zyA5Y3ArvVG0NacJDkkzJuPQDF8RFeRlzV2vLeSnhSpieO6LK2OVbdLPi5MPPs09Ii+gMO8nY4S3iKQxBxDmWQ==}
     dependencies:
@@ -19765,6 +19757,13 @@ packages:
       readable-stream: 3.6.0
     dev: false
 
+  github.com/aiscript-dev/aiscript-vscode/a8fa5bb41885391cdb6a6e3165eaa6e4868da86e:
+    resolution: {tarball: https://codeload.github.com/aiscript-dev/aiscript-vscode/tar.gz/a8fa5bb41885391cdb6a6e3165eaa6e4868da86e}
+    name: aiscript-vscode
+    version: 0.0.5
+    engines: {vscode: ^1.83.0}
+    dev: false
+
   github.com/misskey-dev/browser-image-resizer/0227e860621e55cbed0aabe6dc601096a7748c4a:
     resolution: {tarball: https://codeload.github.com/misskey-dev/browser-image-resizer/tar.gz/0227e860621e55cbed0aabe6dc601096a7748c4a}
     name: browser-image-resizer
diff --git a/scripts/build-assets.mjs b/scripts/build-assets.mjs
index a8a2cafa5f..1ffcec8aa3 100644
--- a/scripts/build-assets.mjs
+++ b/scripts/build-assets.mjs
@@ -33,6 +33,13 @@ async function copyFrontendLocales() {
   }
 }
 
+async function copyFrontendShikiAssets() {
+  await fs.cp('./packages/frontend/node_modules/shiki/dist', './built/_frontend_dist_/shiki/dist', { dereference: true, recursive: true });
+  await fs.cp('./packages/frontend/node_modules/shiki/languages', './built/_frontend_dist_/shiki/languages', { dereference: true, recursive: true });
+  await fs.cp('./packages/frontend/node_modules/aiscript-vscode/aiscript/syntaxes', './built/_frontend_dist_/shiki/languages', { dereference: true, recursive: true });
+  await fs.cp('./packages/frontend/node_modules/shiki/themes', './built/_frontend_dist_/shiki/themes', { dereference: true, recursive: true });
+}
+
 async function copyBackendViews() {
   await fs.cp('./packages/backend/src/server/web/views', './packages/backend/built/server/web/views', { recursive: true });
 }
@@ -72,6 +79,7 @@ async function build() {
     copyFrontendFonts(),
     copyFrontendTablerIcons(),
     copyFrontendLocales(),
+    copyFrontendShikiAssets(),
     copyBackendViews(),
     buildBackendScript(),
     buildBackendStyle(),