yjs

Shared data types for building collaborative software

A collaborative note taking, wiki and documentation platform that scales. Built with Django and React. Opensource alternative to Notion or Outline.

A React Rich Text Editor that's block-based (Notion style) and extensible. Built on top of Prosemirror and Tiptap.

PartyKit simplifies developing multiplayer applications

🧩 Content editing tech stack for the web - BlockSuite is a toolkit for building editors and collaborative applications.

The best apps in the AI era aren’t solo experiences—they’re collaborative. Liveblocks provides customizable pre‑built features to make your product multiplayer, engaging, and AI‑ready. All without derailing your roadmap.

SyncedStore CRDT is an easy-to-use library for building live, collaborative applications that sync automatically.

Rust port of Yjs

The CRDT Yjs WebSocket backend for conflict-free real-time collaboration in your app.

A realtime CRDT-based document store, backed by S3.

Use Matrix as a backend for local-first applications with the Matrix-CRDT Yjs provider.

Websocket Connector for Yjs

Yjs binding for Slate

WebRTC Connector for Yjs

SuperViz provides powerful SDKs and APIs that enable developers to easily integrate real-time features into web applications. Our platform accelerates development across various industries with robust, scalable infrastructure and a low-code approach.

Web metaverse client

Yboard is a multiplayer desktop-like workspace based on Yjs

Realtime Collaborate Editor with Embedded Compiler

💬 cursor chat à la Figma for digital co-existing + presence

IndexedDB database adapter for Yjs