eugeniughelbur/obsidian-second-brain
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Persistent memory for Claude Code and 6 other CLI agents, stored as plain markdown in your Obsidian vault. Stop re-explaining your projects, decisions and people every session. 45 commands: hybrid semantic search, self-rewriting notes, key-less web research, and scheduled agents that maintain the vault while you sleep.
About
An evolution of Karpathy's LLM Wiki pattern: a vault that rewrites itself.
Every source updates existing pages instead of just appending new ones. Contradictions reconcile automatically. Your vault compounds while you sleep.
Powered by OKM - Open Knowledge Metabolism: every stored fact is timeless, dated, or a pointer - so your knowledge base never fills with facts that used to be true.
44 commands · auto-synthesis · thinking tools that argue with you
live research from X, the web, and YouTube · 4 scheduled agents · 4 role presets
write-time AI-first validator · /create-command interview flow · multilingual trigger schema
Demos · OKM…
Excerpted from github.com/eugeniughelbur/obsidian-second-brain
Latest metrics
| Stars | 4.4k | 2026-09-12 |
|---|---|---|
| Forks | 553 | 2026-09-12 |
| Commits | 437 | 2026-09-12 |
| Releases | 11 | 2026-09-12 |
| Watchers | 32 | 2026-09-12 |
| Open issues | 11 | 2026-09-12 |
| Open PRs | 2 | 2026-09-12 |