
Cairn
Git-native tasks your AI agents and team actually share
What it does
Cairn is a cross-platform desktop app for tracking tasks as Markdown files in your repo. No database. It serves the same tasks to your AI agents over MCP and to you over a clean UI, so an agent and a human always see the same state. The difference: agents can't fake "done." Every task carries checks like go test/.... cairn runs them on close and refuses to close if any fail. Git owns the history, every write is signed, and agents hand off for review. Open source.
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Launched alongside, June 2026
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