Eidolon - Claude.ai Chrome Extension

A powerful Chrome extension that enhances your Claude.ai experience with seamless project management, knowledge organization, and quick access to conversations directly from your browser.

Features

Core Features

• 🔐 Automatic Session Detection - Seamlessly connects using your existing Claude.ai session
• 📁 Project Management - View, create, and manage all your Claude projects
• 📚 Knowledge Management - Upload text, pages, and files directly to projects
• 💬 Quick Chat - Start conversations with project context from anywhere
• 🔍 Search & Filter - Find projects and conversations instantly
• 📌 Pinned - Pin frequently used projects for quick access

Browser Integration

• Right-click context menu for quick uploads
• Keyboard shortcuts (Ctrl+Shift+E)
• Smart content extraction from web pages
• Selection-to-project uploads

Installation

From Source (Development)

1. Clone this repository
2. Run npm install to install dependencies
3. Run npm run build to build the extension
4. Open Chrome and go to chrome://extensions/
5. Enable "Developer mode"
6. Click "Load unpacked" and select the dist folder

From Chrome Web Store

Coming soon

Usage

1. First Time Setup

   • Click the Eidolon icon in your browser toolbar
   • The extension will automatically detect your Claude.ai session
   • Select your organization (if you have multiple)

2. Upload Content

   • Select text on any webpage
   • Right-click and choose "Add to Claude Project"
   • Select your target project from the menu

3. Quick Chat

   • Press Ctrl+Shift+E to open quick chat
   • Type your question and select a project for context

Development

Setup

npm install
npm run dev

Build

npm run build

Test

npm test

Architecture

• Manifest V3 - Latest Chrome extension standard
• Preact - Lightweight UI framework
• TypeScript - Type-safe development
• Tailwind CSS - Utility-first styling
• Vite - Fast build tool

Security

• Session keys are stored securely in Chrome's storage API
• All API calls go directly to Claude.ai (no third-party servers)
• No analytics or telemetry without explicit opt-in
• Minimal permissions requested

Privacy Policy

Eidolon respects your privacy:

• We don't collect any personal data
• All data stays between your browser and Claude.ai
• No third-party services are used
• Session keys are stored locally and encrypted by Chrome

Contributing

Contributions are welcome! Please read our contributing guidelines before submitting PRs.

License

MIT License - See LICENSE file for details

Disclaimer

This is an unofficial extension and is not affiliated with Anthropic or Claude.ai. Use at your own risk.

Author

Created by jms830

Support

For issues or questions, please open an issue on GitHub.