Obsidian Second Brain Agent Skill
Persistent memory for Claude Code, Codex and 6 other AI agents, stored as plain markdown in your Obsidian vault. New: Crew, one shared logbook so Claude Code, Codex, Cursor and Grok Bot know what each other did. 48 commands: semantic search, self-rewriting notes, key-less research, scheduled agents.
Obsidian Second Brain is an open-source agent skill by eugeniughelbur, written mainly in Python, with 5,085 GitHub stars and the MIT license. Its code was last updated Oct 28, 2026.
Obsidian Second Brain alternatives
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| Name | Stars | Licence | Last updated | Scan |
|---|---|---|---|---|
| Obsidian Second Brain (this page) eugeniughelbur | 5.1k | MIT | Oct 28, 2026 | Scanned, no flagged issues |
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