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Second Brain
Personal Knowledge Engine
AI-powered personal knowledge management. Captures thoughts via text and voice, stores with semantic embeddings (pgvector), RAG for search and connection discovery.
Features
- Text and voice capture for frictionless input
- Semantic search with pgvector embeddings
- RAG chat for intelligent knowledge retrieval
- Connection discovery — finds links between ideas you didn't know existed
- Browser extension for capturing web content
Technologies
Evidence & Impact
- 01Semantic search with pgvector
- 02RAG chat interface
- 03Browser extension
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