A spatial second brain. Your notes live as nodes in 3D — semantically related ideas cluster together
naturally. Explore it yourself, or let the AI agent navigate it with you.
🔍
Search & Focus
🤖
AI Agent
🔗
Discover Links
Create New 3D Note
📁 Import Document / Web Extract
💾 JSON Knowledge Graph Manager
⬇️ Export Current Graph
Download your complete 3D graph (nodes, connections, positions) as a JSON backup file.
📂 Import / Restore JSON File
Select or paste a previously exported Synapse JSON graph file to restore your 3D brain.