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Dev.to
6/19/2026
Building SyncCanvas: An AI-Powered Real-Time Collaborative Whiteboard

Building SyncCanvas: An AI-Powered Real-Time Collaborative Whiteboard

Short summary

SyncCanvas is an open-source multiplayer whiteboard combining real-time collaboration with Gemini AI-powered brainstorming. Features include WiFi Rooms for instant local-network collaboration, infinite canvas drawing with Fabric.js, and text-to-diagram generation. Built with Yjs/WebSockets for real-time synchronization and seeking community contributions.

  • •Real-time multiplayer canvas with live cursor sync and WiFi Rooms for friction-free local collaboration
  • •Gemini AI integration auto-generates mind maps and diagrams from text prompts
  • •Open-source project (Yjs/WebSockets/Fabric.js) actively seeking community contributions

Generated with AI, which can make mistakes.

#product-launch#open-source#ai-tools
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