diff --git a/package.json b/package.json
index 6136ef39df..ea8e9f0e63 100644
--- a/package.json
+++ b/package.json
@@ -48,8 +48,8 @@
 		"lodash": "4.17.21"
 	},
 	"dependencies": {
-		"execa": "8.0.1",
 		"cssnano": "6.0.3",
+		"execa": "8.0.1",
 		"js-yaml": "4.1.0",
 		"postcss": "8.4.33",
 		"terser": "5.27.0",
@@ -61,8 +61,10 @@
 		"cross-env": "7.0.3",
 		"cypress": "13.6.3",
 		"eslint": "8.56.0",
+		"fast-glob": "3.3.2",
+		"ncp": "2.0.0",
 		"start-server-and-test": "2.0.3",
-		"ncp": "2.0.0"
+		"tar": "6.2.0"
 	},
 	"optionalDependencies": {
 		"@tensorflow/tfjs-core": "4.4.0"
diff --git a/packages/backend/src/server/web/ClientServerService.ts b/packages/backend/src/server/web/ClientServerService.ts
index 8e1a89d55f..a5094e6a86 100644
--- a/packages/backend/src/server/web/ClientServerService.ts
+++ b/packages/backend/src/server/web/ClientServerService.ts
@@ -51,6 +51,7 @@ const clientAssets = `${_dirname}/../../../../frontend/assets/`;
 const assets = `${_dirname}/../../../../../built/_frontend_dist_/`;
 const swAssets = `${_dirname}/../../../../../built/_sw_dist_/`;
 const viteOut = `${_dirname}/../../../../../built/_vite_/`;
+const tarball = `${_dirname}/../../../../../built/tarball/`;
 
 @Injectable()
 export class ClientServerService {
@@ -291,6 +292,13 @@ export class ClientServerService {
 			decorateReply: false,
 		});
 
+		fastify.register(fastifyStatic, {
+			root: tarball,
+			prefix: '/tarball/',
+			immutable: true,
+			decorateReply: false,
+		});
+
 		fastify.get('/favicon.ico', async (request, reply) => {
 			return reply.sendFile('/favicon.ico', staticAssets);
 		});
diff --git a/packages/frontend/src/pages/about.vue b/packages/frontend/src/pages/about.vue
index 69cb6ef647..8e5fcda283 100644
--- a/packages/frontend/src/pages/about.vue
+++ b/packages/frontend/src/pages/about.vue
@@ -86,6 +86,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<FormLink :to="`/.well-known/nodeinfo`" external>nodeinfo</FormLink>
 						<FormLink :to="`/robots.txt`" external>robots.txt</FormLink>
 						<FormLink :to="`/manifest.json`" external>manifest.json</FormLink>
+						<FormLink :to="`/tarball/misskey-${version}.tar.gz`" external>source code</FormLink>
 					</div>
 				</FormSection>
 			</div>
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 640713067f..d3e0b2b913 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -50,12 +50,18 @@ importers:
       eslint:
         specifier: 8.56.0
         version: 8.56.0
+      fast-glob:
+        specifier: 3.3.2
+        version: 3.3.2
       ncp:
         specifier: 2.0.0
         version: 2.0.0
       start-server-and-test:
         specifier: 2.0.3
         version: 2.0.3
+      tar:
+        specifier: 6.2.0
+        version: 6.2.0
 
   packages/backend:
     dependencies:
@@ -15456,7 +15462,6 @@ packages:
   /minipass@5.0.0:
     resolution: {integrity: sha512-3FnjYuehv9k6ovOEbyOswadCDPX1piCfhV8ncmYtHOjuPwylVWsghTLo7rabjC3Rx5xD4HDx8Wm1xnMF7S5qFQ==}
     engines: {node: '>=8'}
-    dev: false
 
   /minipass@7.0.4:
     resolution: {integrity: sha512-jYofLM5Dam9279rdkWzqHozUo4ybjdZmCsDHePy5V/PbBcVMiSZR97gmAy45aqi8CK1lG2ECd356FU86avfwUQ==}
@@ -19095,6 +19100,18 @@ packages:
       mkdirp: 1.0.4
       yallist: 4.0.0
 
+  /tar@6.2.0:
+    resolution: {integrity: sha512-/Wo7DcT0u5HUV486xg675HtjNd3BXZ6xDbzsCUZPt5iw8bTQ63bP0Raut3mvro9u+CUyq7YQd8Cx55fsZXxqLQ==}
+    engines: {node: '>=10'}
+    dependencies:
+      chownr: 2.0.0
+      fs-minipass: 2.1.0
+      minipass: 5.0.0
+      minizlib: 2.1.2
+      mkdirp: 1.0.4
+      yallist: 4.0.0
+    dev: true
+
   /taskkill@5.0.0:
     resolution: {integrity: sha512-+HRtZ40Vc+6YfCDWCeAsixwxJgMbPY4HHuTgzPYH3JXvqHWUlsCfy+ylXlAKhFNcuLp4xVeWeFBUhDk+7KYUvQ==}
     engines: {node: '>=14.16'}
diff --git a/scripts/tarball.mjs b/scripts/tarball.mjs
new file mode 100644
index 0000000000..2652a182f5
--- /dev/null
+++ b/scripts/tarball.mjs
@@ -0,0 +1,42 @@
+import { createWriteStream } from 'node:fs';
+import { mkdir } from 'node:fs/promises';
+import { resolve } from 'node:path';
+import { fileURLToPath } from 'node:url';
+import glob from 'fast-glob';
+import Pack from 'tar/lib/pack.js';
+import meta from '../package.json' assert { type: "json" };
+
+const cwd = fileURLToPath(new URL('..', import.meta.url));
+const mkdirPromise = mkdir(resolve(cwd, 'built', 'tarball'), { recursive: true });
+const patterns = [
+	'{assets,fluent-emojis,locales,misskey-assets}/**/*',
+	'packages/.config/example.yml',
+	'packages/{backend,frontend,misskey-bubble-game,misskey-js,misskey-js/generator,misskey-reversi,sw}/{src/**/*,.swcrc,*}',
+	'packages/backend/{assets,migration,nsfw-model}/**/*',
+	'packages/frontend/{.storybook,@types,assets,lib,public}/**/*',
+	'!packages/frontend/.storybook/{locale.ts,themes.ts,*.js}',
+	'!packages/misskey-js/CONTRIBUTING.md',
+	'packages/meta.json',
+	'scripts/{changelog-checker/{src/**/*,*},*}',
+	'.node-version',
+	'.npmrc',
+	'CHANGELOD.md',
+	'COPYING',
+	'LICENSE',
+	'README.md',
+	'SECURITY.md',
+	'package.json',
+	'pnpm-lock.yaml',
+	'pnpm-workspace.yaml',
+];
+const pack = new Pack({ cwd, gzip: true });
+
+for await (const entry of glob.stream(patterns)) {
+	pack.add(entry);
+}
+
+pack.end();
+
+await mkdirPromise;
+
+pack.pipe(createWriteStream(resolve(cwd, 'built', 'tarball', `misskey-${meta.version}.tar.gz`)));