Chat Timeline Map adds an interactive visual timeline sidebar to your favorite AI chat platforms — ChatGPT, Gemini, and Claude. Features: • Visual timeline showing all your messages as dots on a sidebar • Click any dot to instantly scroll to that message • Right-click to bookmark important messages (shown with a ★ star) • Adjustable sidebar width, position (left/right), and visibility • Export & import your bookmarks as JSON backup • Dark mode support • Lightweight with zero performance impact Supported Platforms: • ChatGPT (chatgpt.com) • Google Gemini (gemini.google.com) • Claude (claude.ai) Works on Firefox, Zen Browser, and other Firefox-based browsers.