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Updated 6mo ago

by charlie947

ai-second-brain

Build a living, searchable AI second brain from your ChatGPT, Claude, and research history - Karpathy-style. A Claude Code skill.

Works with
  • Claude
View on GitHub (opens in a new tab)

196 GitHub stars (196)

+17 in 16 days

Stars gained per day · daily snapshots since Sep 30
Stars gained per day, Sep 30 to Oct 16: +17 in total; the busiest day was Oct 16 with +4 stars.Oct 1: 0 starsOct 2: +1 starsOct 3: −1 starsOct 4: +1 starsOct 5: +2 starsOct 6: +2 starsOct 7: 0 starsOct 8: +1 starsOct 9: +2 starsOct 10: +1 starsOct 11: +1 starsOct 12: 0 starsOct 13: +3 starsOct 14: 0 starsOct 15: 0 starsOct 16: +4 stars
Stars gained between daily snapshots
PeriodNew stars
Oct 10
Oct 2+1
Oct 3−1
Oct 4+1
Oct 5+2
Oct 6+2
Oct 70
Oct 8+1
Oct 9+2
Oct 10+1
Oct 11+1
Oct 120
Oct 13+3
Oct 140
Oct 150
Oct 16+4
  • 1 skill (1 skills found in its SKILL.md files)
  • 37 forks (37 forks)
  • 6mo ago last update (Last updated 6mo ago)

Install

Skills CLI

npx skills add charlie947/ai-second-brain

Asks which agents to install it for. Add -g to install it for every project.

Claude Code

git clone https://github.com/charlie947/ai-second-braincp -r "ai-second-brain" ~/.claude/skills/ai-second-brain

Copies the ai-second-brain skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project).

Plugin

/plugin marketplace add charlie947/ai-second-brain

Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.

Skills can run code on your machine — read the SKILL.md first.

What it does

In the author's own words, from each skill's SKILL.md.

  • ai-second-brain

    Walks the user through Charlie Hills's AI Second Brain + Karpathy Wiki setup from the MarTech AI newsletter. Use whenever the user mentions building an AI second brain, the Karpathy wiki, organising their ChatGPT/Claude exports in Obsidian, setting up a living wiki with Claude Code, connecting iMessage Channels, or installing the /today, /ideas, /create slash commands. Trigger on phrases like "se…

    SKILL.md on GitHub (opens in a new tab)

Review before you install

A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.