GitHubGames, Juice & Interactive · Multiplayer & netcode
Peer-to-peer browser multiplayer with rollback netcode and no server hosting or synchronisation code required.
Why it’s a gem
Rollback netcode — the fighting-game gold standard — as a drop-in JS library
Minimal boilerplate server and client for three.js multiplayer using Socket.io, with position interpolation.
Hosted real-time multiplayer backend with lobbies, state sync, phone-as-controller and streaming-friendly modes for web and Unity games.
Node.js multiplayer framework with authoritative rooms, automatic binary state synchronisation, matchmaking and client SDKs for many engines.
Real-time client/server communication over UDP using WebRTC data channels and Node.js, built for fast-paced browser games.
Authoritative multiplayer framework adding server-side simulation, prediction and lag compensation to browser-exportable games.