Excalibur vs melonJS
A side-by-side comparison of two self-hosted game engines & frameworks options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Excalibur | melonJS |
|---|---|---|
| Deploy effort | Read-the-docs project | Read-the-docs project |
| Health score | 81 · Excellent | 91 · Excellent |
| Category | Game Engines & Frameworks | Game Engines & Frameworks |
| License | BSD-2-Clause | MIT |
| Language | TypeScript | JavaScript |
| Setup difficulty | Medium | Medium |
| Min. RAM | 128 MB | 128 MB |
| Deployment | bare-metal, source | bare-metal, source |
| GitHub stars | ★ 2,347 | ★ 6,399 |
| First released | 2014 | 2011 |
| Replaces | GameMaker, Construct | GameMaker, Construct |
What are Excalibur and melonJS?
Excalibur
Excalibur is a free, open-source 2D game engine written in TypeScript for making browser games. Games created with Excalibur are self-hostable as static sites and run on desktop and mobile browsers.
- TypeScript-first 2D engine
- Self-hostable web games
- Built-in physics and ECS
- Cross-platform output
melonJS
melonJS is a free, lightweight, open-source HTML5 game engine for building 2D games that run in the browser. Games built with melonJS can be self-hosted as static web applications.
- Lightweight 2D game engine
- Tiled map editor support
- Self-hostable web games
- WebGL and Canvas rendering
Excalibur vs melonJS: key differences
Excalibur is written in TypeScript, while melonJS is built with JavaScript. Licensing differs — BSD-2-Clause for Excalibur versus MIT for melonJS. MelonJS is the more established project (first released 2011), while Excalibur arrived in 2014. MelonJS has the considerably larger community, at 6,399 GitHub stars versus 2,347.
Why pick each one
Choose Excalibur if…
- Great TypeScript support
- Friendly to beginners
Watch out for
- Engine, not a game
- 2D only
Choose melonJS if…
- Small and fast
- Good tooling integration
Watch out for
- Engine, not a game
- Smaller community than Phaser
Frequently asked questions
Is Excalibur or melonJS better?
Neither is universally better. melonJS has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Excalibur and melonJS free and open-source?
Yes. Excalibur is licensed under BSD-2-Clause and melonJS under MIT. Both can be self-hosted at no software cost.
Can I run Excalibur and melonJS with Docker?
Excalibur: check the project docs for container support. melonJS: check the project docs for container support.