second-brain-os
An AI second brain that maintains itself. Full guide, starter vault, agent skills and scripts for a self-organizing kno…
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Open / InstallLast updated October 8, 2026
Description
An AI second brain that maintains itself. Full guide, starter vault, agent skills and scripts for a self-organizing knowledge base in Claude Code and Obsidian. An open-source AI framework/SDK by undefined-ui, hosted on GitHub.
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Author
undefined-ui
Platform
api
Pricing model
free
Categories
- AI Frameworks
Tags
- agent-skills
- ai-agents
- claude
- claude-code
- claude-skills
- knowledge-graph
- knowledge-management
- llm
- github
Capabilities
- 1,016 stars
- HTML
Information
TypeFramework
SourceGitHub
AddedSeptember 27, 2026