COG-second-brain

The premium Open Source alternative to Notion

🎯 Best for:Power users who want an AI-orchestrated personal knowledge and relationship manager.

What is COG-second-brain?

Replaces static note-taking apps with an AI-driven knowledge graph featuring 17 specialized skills. Orchestrates multiple worker agents to automate information retrieval and CRM management across developer tools.

Tech Stack
ShellKnowledge Base & Wiki

Why COG-second-brain?

  • Multi-LLM support
  • Agentic workflow automation
  • Developer-centric integrations

Limitations

  • High API token costs
  • Complex initial setup
  • Requires CLI familiarity
4/17/2026
Last Update
40
Forks
2
Issues
MIT
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to COG-second-brain instantly boosts your runway.

Competitor Cost
-$1,200
/ year (est. based on Notion)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

Community Discussion

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