A modern & lightweight HTML5 game engine
melonJS is an open-source HTML5 game engine for building 2D games with JavaScript and TypeScript. Lightweight, dependency-free, and fully tree-shakeable.
Fast
ES6 classes & tree-shaking. WebGL renderer with Canvas fallback. Web Audio with 3D spatial sound.
Free
Released under the permissive MIT License. No cost. Forever.
Standalone
Zero dependencies. Compatible with all major browsers and mobile devices. Under 100kb gzipped.
Powerful Level Design
Design your levels visually with the Tiled map editor. melonJS natively supports orthogonal, isometric, and hexagonal maps with multiple layers, parallax scrolling, and more.
Features
- Fast WebGL & Canvas rendering across desktop and mobile
- Web Audio with 3D spatial sound
- Sprites, animations, tinting, masking & 2D lighting
- Built-in 2D physics & collision detection
- Tiled map editor integration (orthogonal, isometric, hexagonal)
- Multi-input: mouse, touch, keyboard, gamepad & accelerometer
- Camera system with effects (shake, fade, flash)
- UI toolkit with drag-and-drop support
- Tweens, transitions & particle effects
- State manager, asset loader & plugin system
- Under 100kb gzipped — zero dependencies
Compatibility
Compatible with all major browsers and mobile devices
| Browser | Version | Status |
|---|---|---|
| Chrome / Edge | 80+ | ✓ |
| Firefox | 80+ | ✓ |
| Safari | 14+ | ✓ |
| Opera | 67+ | ✓ |
| Chrome Mobile | 80+ | ✓ |
| iOS Safari | 14+ | ✓ |
Developer Spotlight
Third Party Tools Integration
melonJS provides native integration and support for the following 3rd party tools :
