Obsidian Second Brain

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.

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Install

/plugin marketplace add eugeniughelbur/obsidian-second-brain

/plugin install obsidian-second-brain@obsidian-second-brain

git clone https://github.com/eugeniughelbur/obsidian-second-brain ~/.claude/skills/obsidian-second-brain

Copied from the project's README. Read what it does before you run it.

README scanCaution

Its README asks for something worth reading first, such as administrator rights or an install script.

Runs an install script from a well-known hostcurl -fsSL https://raw.githubusercontent.com/eugeniughelbur/obsidian-second-brain/main/scripts/quick-install.sh | bash
Tells the agent to skip permission prompts--dangerously-skip-permissions
Runs an install script from the repositorybash scripts/setup.sh ~/Documents/MyVault
Needs an API key or tokenexport OPENROUTER_API_KEY=...

We scan the README only, not the code. A clean result is not proof of safety. How we scan

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Notes & knowledge

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View on GitHub

Repository

Stars: 5,324
Forks: 651
Last updated: Nov 14, 2026
License: MIT
Language: Python
Created: Mar 24, 2026
Open issues: 10
Quality score: S 82/100

eugeniughelbur/obsidian-second-brain

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