Ship your Chrome extension faster with this production-ready Manifest V3 starter
A complete, typed Chrome Extension boilerplate built with TypeScript and Manifest V3. Includes popup UI, background service worker, content script, options page, and typed message passing — everything wired and working out of the box.
What's included
- Manifest V3 — modern extension manifest with service worker
- Popup + Options pages — functional UIs ready to style
- Background service worker — coordinates messages and toolbar badge
- Content script — injects UI into pages with a safe shadow DOM
- Typed message passing — type-safe communication between all parts
- chrome.storage.sync — settings persistence across devices
- Build without Vite — simple
tsc + asset copy, zero heavy tooling
- TypeScript strict — fully typed end-to-end
Quick Start
npm install
npm run build
# Load the dist/ folder in chrome://extensions (Developer mode)
Stack
TypeScript · Manifest V3 · chrome.storage · Shadow DOM
Use cases
- Browser productivity tools
- Page annotation and research tools
- Website scrapers and assistants
- Company-internal extensions
