Excaliboard is a free Chrome extension that supercharges Excalidraw with powerful organization and productivity features.

• Unlimited boards & folders to organize your diagrams

• Full-text search across drawings

• System design icons and code-to-diagram conversion

• Autosave & version history for every board

• Offline-first & private — data stays on your computer

• AI integration with ChatGPT and Claude

• PDF & ZIP exports and local folder mirroring

• Dark mode and easy import of existing Excalidraw files

Built on the open-source Excalidraw editor, Excaliboard keeps the familiar drawing experience while adding the tools you need to work smarter — no account or server required.