Chrome AI Sidebar Extension — Full Source Code (React + TypeScript)

Ship an AI Chrome extension without starting from scratch.

Complete, production-ready source code for a Chrome extension that adds an AI-powered sidebar to any webpage. Summarize pages, ask questions about content, and take notes — all without leaving the tab.

Features

• Summarize any webpage in one click
• Ask questions about page content (Q&A mode)
• Built-in note-taking sidebar
• Clean React + TypeScript codebase
• Ready to publish on Chrome Web Store

Tech Stack

React 18, TypeScript, Chrome Extension Manifest V3, Tailwind CSS, OpenAI/Anthropic API integration

Includes: Full source code + README + Chrome Web Store submission guide