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Koru is a free and open source workspace for your notes, documents, files and tasks, built for working alongside the AI agents you already use. Connect them over MCP and they can read, search and edit your notes, documents and tasks directly, so your AI works from your own context.
It's not another Electron app. Koru is built natively in Rust and runs on Windows, macOS and Linux. Everything lives on your devices and works offline, and it syncs between them peer-to-peer with end-to-end encryption. If you want your work available from anywhere, optional Koru Cloud keeps it online all the time and adds a Cloud MCP endpoint for agents that run in the cloud.
Write in rich text, draw Mermaid diagrams right in your notes, keep your files and tasks next to your writing, and keep everything in one private place that you control.
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