agentcairn

agentcairn is an MCP server by ccf. Long-term, cross-project memory for AI coding agents. Your own Obsidian vault as the source of truth. Daemonless and without opaque databases, your memory belongs to you. It has 68 GitHub stars and ranks #462 of 1287 in Memory & Knowledge by stars.

Category: Memory & Knowledge
Author: ccf
GitHub stars: 68
This week: Tracking since 22 Oct 2026
Language: Python
License: Apache-2.0 (open source)
Last update: 2026-10-22 (2 days ago)
Links: Source Website

agentmemory
ai
ai-agents
claude
claude-code
codex
cursor
duckdb
harness
hermes
hermes-agent
hermes-plugin
+6 more

How to install agentcairn

Install steps differ per project, so follow the README in the agentcairn repository. Most MCP servers start with a single command (npx -y <package>, uvx <package> or a Docker image) that you add to your client's config. The install guide shows where that goes in Claude Code, Claude Desktop, Cursor and VS Code.

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Frequently asked questions

What is agentcairn?

agentcairn is an MCP server by ccf in the Memory & Knowledge category. Long-term, cross-project memory for AI coding agents. Your own Obsidian vault as the source of truth. Daemonless and without opaque databases, your memory belongs to you. It has 68 GitHub stars and ranks #462 of 1287 in Memory & Knowledge by stars.

Is agentcairn free and open source?

Yes. agentcairn is published under the Apache-2.0 license, so you can run, modify and self-host it at no cost. If it connects to a paid service, that service's own pricing and API terms still apply. Check the repository for the exact license text before using it commercially.

What are the alternatives to agentcairn?

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