Claude Obsidian Agent Skill
Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.
Claude Obsidian is an open-source agent skill by AgriciDaniel, written mainly in Python, with 16,041 GitHub stars and the MIT license. Its code was last updated Oct 25, 2026.
Scan summary: scanned Nov 5, 2026 at commit 2e54556. Seen able to read environment and secrets, connect to the internet. Scan policy
What Claude Obsidian can touch
- Our checks did not find this. The tool may still do it.Run shell commandsNot seen in this scan
- Our checks did not find this. The tool may still do it.Run dynamic codeNot seen in this scan
- Our checks did not find this. The tool may still do it.Read or write filesNot seen in this scan
- Seen in this scan, either in the code or while it ran.Read environment and secretsFound in the code by our scan
- Our checks did not find this. The tool may still do it.Control a web browserNot seen in this scan
- Our checks did not find this. The tool may still do it.Connect to databasesNot seen in this scan
- Our checks did not find this. The tool may still do it.Read or send messagesNot seen in this scan
- Our checks did not find this. The tool may still do it.Touch money or tradingNot seen in this scan
- Seen in this scan, either in the code or while it ran.Connect to the internetFound in the code by our scan
"Not seen" means our checks did not find it, and the tool may still do it. Covers commit 2e54556, Nov 5, 2026. See the scan policy.
Before you install Claude Obsidian
AgenticMart scanned Claude Obsidian on Nov 5, 2026 with automated checks for hidden code, known-malicious packages, leaked secrets and vulnerable dependencies. The result covers one commit under our scan policy, so review what access you give it and check any advisories shown here.
What it can access
- A skill is instructions plus optional scripts. The instructions steer your agent; any scripts run on your machine when the agent uses the skill.
- Based on its description and topics, it likely needs to read and write files on your machine.
- Based on its description and topics, it likely needs to read or change your workspace data (docs, tickets, CRM).
Before you install
- Point it at one project folder, never your home directory.
- Connect it to a test workspace before your real one.
- Pin the version you reviewed instead of always installing the latest release.
- Read the tool list or scripts before the first run, and keep approval prompts on for actions that write, send or delete.
- Maintained by AgriciDaniel on GitHub, 16,041 stars and 1,584 forks. Popularity is not proof of safety.
- Last code change: Oct 25, 2026.
- Open-source license: MIT.
Claude Obsidian is an open-source agent skill by AgriciDaniel, written mainly in Python. Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.
At a glance
- Stars
- 16k
- Forks
- 1.6k
- Language
- Python
- License
- MIT
- Created
- Apr 2026
- Last update
- Oct 25, 2026
- Type
- Agent Skill
- Price
- Free
Topics
Questions about Claude Obsidian
What is Claude Obsidian?
Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.
Who maintains Claude Obsidian?
Claude Obsidian is maintained by AgriciDaniel on GitHub (AgriciDaniel/claude-obsidian). AgenticMart lists it from public repository data.
Is Claude Obsidian safe to use?
AgenticMart scanned Claude Obsidian on Nov 5, 2026 with automated checks for hidden code, known-malicious packages, leaked secrets and vulnerable dependencies. The result covers one commit under our scan policy, so review what access you give it and check any advisories shown here.
What license does Claude Obsidian use?
It is published under the MIT license.
Claude Obsidian alternatives
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