CodeTweak

CodeTweak is a Manifest V3 userscript manager with a built-in editor.

What it does

• Create, edit, enable, and disable userscripts.
• Run scripts by URL pattern and run timing.
• Support common GM APIs (GM_getValue, GM_setValue, GM_xmlhttpRequest, etc).
• Import scripts from Greasy Fork.

Build (Chrome)

npm ci
npm run build:chrome

Output: build/chrome

• Chrome package: build/codetweak-chrome.zip

Development

npm install
npm run lint
npm run build:chrome

Docs:

npm run docs:dev
npm run docs:build

Project structure

• src/ extension source
• buildScripts/ browser build scripts
• docs-src/ VitePress documentation source

Example userscript

// ==UserScript==// @name Demo: mark page ready// @match https://example.com/*// @run-at document-end// @grant GM_setValue// ==/UserScript==(async()=>{document.body.setAttribute('data-codetweak','ready');awaitGM_setValue('lastRun',Date.now());})();

License

MIT. See LICENSE.txt.

Privacy Policy

• Docs page: https://mrblankcoding.github.io/CodeTweak/guide/privacy
• Source page: docs-src/guide/privacy.md

Credits

CodeTweak uses these open source projects:

• webcrack (MIT)
• Feather Icons (MIT)
• CodeMirror (MIT)