Is Claude Obsidian open source?

Yes. Claude Obsidian is open source under the MIT licence. Its source code is on GitHub at AgriciDaniel/claude-obsidian and is written mainly in Python.

Is Claude Obsidian free?

Yes. Claude Obsidian is open source, so the software itself is free to use.

Can I self-host Claude Obsidian?

Yes. Claude Obsidian can be self-hosted on your own server or infrastructure.

What is Claude Obsidian an alternative to?

Claude Obsidian is an open-source alternative to Notion. Other open-source alternatives to Notion include AppFlowy, AFFiNE and Joplin.

Is Claude Obsidian actively maintained?

Yes. The most recent commit to Claude Obsidian was on 10 September 2026, and the latest release is v2.2.0, published on 10 September 2026. The project has 15k stars on GitHub.

Claude Obsidian: open-source alternative to Notion

About Claude Obsidian

Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude rea

Built with: Python tools
Tags: claude-code; obsidian; second-brain; claude-code-skill; knowledge-management; open-source; agent-skills; ai-second-brain; claude-plugin; karpathy-llm-wiki; knowledge-graph; obsidian-ai; obsidian-plugin; pkm

Claude Obsidian: questions and answers

What is Claude Obsidian?: Claude Obsidian is a self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude rea.
Is Claude Obsidian open source?: Yes. Claude Obsidian is open source under the MIT licence. Its source code is on GitHub at AgriciDaniel/claude-obsidian and is written mainly in Python.
Is Claude Obsidian free?: Yes. Claude Obsidian is open source, so the software itself is free to use.
Can I self-host Claude Obsidian?: Yes. Claude Obsidian can be self-hosted on your own server or infrastructure.
What is Claude Obsidian an alternative to?: Claude Obsidian is an open-source alternative to Notion. Other open-source alternatives to Notion include AppFlowy, AFFiNE and Joplin.
Is Claude Obsidian actively maintained?: Yes. The most recent commit to Claude Obsidian was on 10 September 2026, and the latest release is v2.2.0, published on 10 September 2026. The project has 15k stars on GitHub.