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Building a Real-time Collaborative Whiteboard with WebRTC and CRDTs

Master peer-to-peer web applications. A comprehensive tutorial to synchronizing vector drawings over WebRTC Data Channels using Loro CRDTs.

Sachin Sharma
Sachin SharmaCreator
May 31, 2026
6 min read
Building a Real-time Collaborative Whiteboard with WebRTC and CRDTs
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Quick Overview

Master peer-to-peer web applications. A comprehensive tutorial to synchronizing vector drawings over WebRTC Data Channels using Loro CRDTs.

WebRTCP2PCRDTCollaborationCanvasDistributed Systems
Sachin Sharma

Sachin Sharma

Software Developer

Building digital experiences at the intersection of design and code. Sharing weekly insights on engineering, productivity, and the future of tech.

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