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exobrain

v1.1.2

Published

AI-powered second brain — daily briefings, content summarization, and a living knowledge library in Obsidian

Readme

ExoBrain — AI Second Brain

Your personal AI knowledge assistant: daily briefings, content summarization, and a living knowledge library — all in Obsidian, powered by Claude Code.

Quick start

npx exobrain

The setup wizard walks you through everything in about 5 minutes. No cloning, no downloads — just one command.

What you get

| Feature | What it does | |---|---| | Daily Brief | Every morning: weather + world/AI/macro/local news, auto-written to your vault | | Summarizer | YouTube videos, podcasts, PDFs → structured Wikipedia-style notes | | Library | Concept stubs in 06 Research/, source profiles in 07 References/ | | People | Auto-created profiles for public figures mentioned in news | | Unread Indicator | Accent dot on notes you haven't read yet |

Everything is plain Markdown — you own your data.

Requirements

  • macOS (Monterey 12+)
  • Claude Code + Anthropic API key (~$5–15/month at typical usage)
  • Obsidian (free)
  • Node.js 16+
  • Python 3.9+

After setup

  1. Open Obsidian → "Open folder as vault" → point to your vault
  2. Settings → Community plugins → Enable "Unread Indicator"
  3. Test your brief: bash ~/Library/Scripts/exobrain-daily-brief.sh
  4. Check logs: tail -f ~/Library/Logs/exobrain-daily-brief.log

Using the summarizer

YouTube / podcast — open Claude Code in your vault, then:

/summarize https://youtube.com/watch?v=...

PDF / ebook — drop the file into _Attachments/, then:

/summarize

Summaries land in 08 Summaries/. Concept stubs are auto-created in 06 Research/.

Customizing news categories

Edit 05 Projects/daily_brief_prompt.txt in your vault. The brief has 4 categories by default (World, AI/Tech, US Macro, Local). Add or replace any category by following the same pattern.

Managing the daily brief

# Disable
launchctl unload ~/Library/LaunchAgents/com.exobrain.dailybrief.plist

# Re-enable
launchctl load ~/Library/LaunchAgents/com.exobrain.dailybrief.plist

Roadmap

  • v1.1 — Gmail + Google Calendar integration
  • v1.2 — WhatsApp / Telegram via Beeper
  • v2.0 — GUI installer (Windows + Linux)

License

MIT