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%