obsidian-second-brain

obsidian-second-brain is a Personal knowledge & notes skill for AI agents, published by akillness in the jeo-skills repository on GitHub. Skillspace rates obsidian-second-brain F (15/100) and the safety scan rated it unsafe; the rating is based on static analysis only.

Routing-first front door for the obsidian-second-brain skill — a self-rewriting Obsidian vault that evolves Karpathy's LLM-Wiki pattern. Instead of appending new notes, every source REWRITES existing pages: people get updated, claims revised, contradictions reconciled, and cross-source patterns synthesized automatically. Ships 45 slash commands across 4 layers (Operations, Thinking Tools, Context Engine, Research Toolkit), a background agent + 4 scheduled agents, 4 role presets, and a write-time AI-first validator. Runs cross-CLI on Claude Code, Codex CLI, Gemini CLI, and OpenCode. Use when the user wants a knowledge vault that maintains itself, to save/ingest meetings/voice/screenshots/URLs into Obsidian, to reconcile contradictions, to challenge a decision against their own history, to run vault-first or open-web research (X / Perplexity / NotebookLM / YouTube / podcasts), or to install the second-brain skill on any of the four CLIs. Triggers on: obsidian second brain, second brain,…

Grade
F
Quality
15 / 100
Safety
Unsafe
GitHub stars
37

Unproven: rated by static analysis only, not yet compared head-to-head.

Our two independent classifiers differ on this skill's category, so treat the placement as provisional.

This rating describes the version of the repository we crawled; it may have changed since.

Our review

Architecture
78 / 100
Maturity
Structured: ships references or scripts
Security scan
Critical-risk patterns
License
Not declared. Check the repository before reusing it.
Adoption
Adopted by 0 other repositories, in 0 collections

What the scanner flagged

  • pipe remote script to shell
  • mentions secrets in text

Not checked yet

  • Category is a classifier prediction; no model has read this skill yet
  • Not judged on the rubric yet (not a contender in its category)
  • No blind task eval yet
  • Scope (portable / vendor / repo-internal) not assessed; only the top of each category is read for scope
  • Sibling files (scripts, references) not fetched; security scan covers SKILL.md only

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