diff --git a/packages/recaptcha/frontend/captcha-main.page.js b/packages/recaptcha/frontend/captcha-main.page.js
deleted file mode 100644
index 8f016d9cc..000000000
--- a/packages/recaptcha/frontend/captcha-main.page.js
+++ /dev/null
@@ -1,16 +0,0 @@
-import { addPage, NamedPage } from '@hydrooj/ui-default';
-/* global grecaptcha */
-
-addPage(new NamedPage('user_register', () => {
-  function captcha(event) {
-    event.preventDefault();
-    grecaptcha.ready(() => {
-      grecaptcha.execute(UiContext.recaptchaKey, { action: 'submit' }).then((token) => {
-        document.getElementById('_captcha').value = token;
-        document.getElementById('_submit').click();
-      });
-    });
-  }
-  const element = document.getElementById('submit');
-  if (element) element.onclick = captcha;
-}));
diff --git a/packages/recaptcha/index.ts b/packages/recaptcha/index.ts
deleted file mode 100644
index aa3868aa4..000000000
--- a/packages/recaptcha/index.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-import {
-    Context, ForbiddenError, PRIV, superagent, SystemModel, ValidationError,
-} from 'hydrooj';
-
-export function apply(ctx: Context) {
-    ctx.on('handler/before/UserRegister', async (thisArg) => {
-        if (!SystemModel.get('recaptcha.key')) return;
-        if (thisArg.request.method !== 'post') {
-            thisArg.UiContext.recaptchaKey = SystemModel.get('recaptcha.key');
-            return;
-        }
-        if (thisArg.user.hasPriv(PRIV.PRIV_UNLIMITED_ACCESS)) return;
-        if (!thisArg.args.captcha) throw new ValidationError('captcha');
-        const response = await superagent.post('https://recaptcha.net/recaptcha/api/siteverify')
-            .field('secret', SystemModel.get('recaptcha.secret'))
-            .field('response', thisArg.args.captcha)
-            .field('remoteip', thisArg.request.ip);
-        if (!response.body.success) throw new ForbiddenError('Failed to solve the captcha.');
-    });
-
-    ctx.on('handler/after/UserRegister', async (thisArg) => {
-        thisArg.response.body.captcha = `\
-<script src="https://recaptcha.net/recaptcha/api.js?render=${SystemModel.get('recaptcha.key')}"></script>
-<input type="text" name="captcha" id="_captcha" style="display:none">
-<input type="submit" id="_submit" style="display:none">`;
-    });
-
-    ctx.i18n.load('zh', {
-        'Failed to solve the captcha': '没有通过 ReCaptcha 验证。',
-    });
-}
diff --git a/packages/recaptcha/package.json b/packages/recaptcha/package.json
deleted file mode 100644
index 2f3eee221..000000000
--- a/packages/recaptcha/package.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name": "@hydrooj/recaptcha",
-    "version": "1.2.0",
-    "description": "Google reCAPTCHA",
-    "main": "index.ts",
-    "repository": "https://github.com/hydro-dev/Hydro.git",
-    "author": "undefined",
-    "license": "AGPL-3.0-or-later",
-    "preferUnplugged": true
-}
diff --git a/packages/recaptcha/setting.yaml b/packages/recaptcha/setting.yaml
deleted file mode 100644
index ccb745706..000000000
--- a/packages/recaptcha/setting.yaml
+++ /dev/null
@@ -1,4 +0,0 @@
-key:
-  type: text
-secret:
-  type: text
\ No newline at end of file