head to head · open source
engine vs colyseus
engine has 16,890 GitHub stars, 2,000 forks, 471 open issues and last shipped today. colyseus has 7,313 stars, 664 forks, 19 open issues and last shipped 2 days ago. engine leads on adoption by 131% (16,890 vs 7,313 stars). engine is written in JavaScript under MIT; colyseus is written in TypeScript under MIT. engine has attracted 12% as many forks as stars, colyseus 9%. engine was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (nodejs), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| engine | colyseus | |
|---|---|---|
| GitHub stars | ★ 17K | ★ 7.3K |
| License | MIT | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-23 | 2026-09-21 |
| Forks | ⑂ 2.0K | ⑂ 664 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick engine if
- You weight community size — 17K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick colyseus if
- You want the colyseus feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and colyseus fits your workflow better
About engine
PlayCanvas Engine is an open source, MIT licensed JavaScript and TypeScript runtime for building interactive 3D apps, games and visualizations that run in any browser on any device, built on WebGL2 and WebGPU.
read the full engine overview →
About colyseus
Colyseus is an MIT licensed authoritative multiplayer framework for Node.js that provides synchronizable data structures, room based matchmaking, and client SDKs for TypeScript, React, Unity, Godot, GameMaker, Defold, Construct, Haxe, and C, aimed at developers building realtime and turn based multiplayer games.
read the full colyseus overview →
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Frequently asked questions
Is engine or colyseus more popular?
engine has 16,890 GitHub stars and colyseus has 7,313. engine has the larger community by that measure.
Are engine and colyseus free?
Both are open source. engine is licensed under MIT and colyseus under MIT. Neither carries a licence fee.
What is the difference between engine and colyseus?
engine is written in JavaScript and colyseus in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, engine or colyseus?
Choose engine if you want the larger community (16,890 stars) or its MIT licence terms. Choose colyseus if its feature set, stack or MIT licence fits better. Both are self-hostable.