Compare tools side by side · TechInTrends

High-performance CRDT for collaborative editing, with bindings for Tiptap, Lexical, CodeMirror and more.

Bidirectional real-time events over WebSocket with fallbacks, rooms and auto-reconnect.

Hosted APIs and React components for multiplayer presence, comments, notifications and collaborative editing.

Framework for stateful real-time servers on Cloudflare Durable Objects, with the partysocket client.

Head to head

Metric	Yjs	Socket.IO	Liveblocks	PartyKit
Stars	23.1k	63.2k	4.8k	5.7k
Weekly downloads	15.7M	21.2M	564k	46.5k
Download growth	+67%	+27%	+54%	-17%
Popularity score	84/100	89/100	69/100	62/100
Forks	820	10.2k	449	203
Open issues	161	189	102	92
Last commit	2d ago	6d ago	6d ago	4w ago
Latest version	13.6.33	4.8.4	3.25.0	0.0.115
License	n/a	MIT	n/a	MIT
First released	2014	2010	2021	2022
Signals	Popular	Popular	None	None
Listed in	Frontend › Real-time, Sync & Collaboration	Frontend › Real-time, Sync & Collaboration Backend › Real-time & WebSockets	Frontend › Real-time, Sync & Collaboration	Frontend › Real-time, Sync & Collaboration Backend › Real-time & WebSockets

Weekly downloads over time

Hover for exact values; switch to log scale for tools of very different sizes.

Yjs
Socket.IO
Liveblocks
PartyKit