Multiplayer Framework
Free and Open-source. Built on Node.js.
Supports your favorite engine & platform
- Server-authoritative
- Room-based system

Brand Please do not edit, change, distort, recolor, or reconfigure the Colyseus logo. Our Logo Mark only

Free and Open-source
Multiplayer Framework
Own your authoritative game servers. Versatile for any genre or platform.
npm create colyseus-app@latest ./my-server...

Learn
Tutorials
How to use Colyseus with your favorite game engine or framework.
Framework Overview
Endel's talk for JS GameDev Summit 2022, organized...

Pricing
Open Source
Free
- Self-host on your own servers
- Community support

...Colyseus Cloud 2024
Improved alerting & monitoring system, rolling updates, and more!
By Endel Dreyer - KAPLAY Game Jam 2024
Take on the multiplayer challenge for...

...SSL Certificates
- 32 locations available worldwide
Features
Focus on building your multiplayer game or app, we handle the infrastructure.
Add new locations at the...

...Meet Valerya and Gladius!
We’ve got brand-new mascots for Colyseus! Meet Valerya and Gladius, the guardians of your multiplayer games.
Aren’t...

...API, deprecating @filter()
, and providing quality of life improvements to the framework.
Introducing StateView
✨
The StateView