LittleJS - The Tiny JavaScript Game Engine That Can

All aboard!

LittleJS is a super lightweight JavaScript game engine with a fast hybrid rendering system. It provides everything necessary to make amazing games, including rendering, physics, particles, sound effects, music, input handling, and debug tools. LittleJS is designed to be extremely small yet powerful enough for a variety of applications, from game jams to commercial releases. The code is very well documented with a variety of examples to get you started. Choo-Choo! 🚂

LittleJS Documentation - LittleJS Trailer - LittleJS Trello Roadmap

Example Projects

Hello World - Clean project with only a few things to get you started

Puzzle Game - Match 3 puzzle game with HD rendering and high score tracking

Platformer - Platformer/shooter with procedural generation and destruction

Breakout - Breakout game with mouse/touch or gamepad control

Stress Test - Max sprite/object test and music system demo

Features

Very small footprint with no dependencies
Can render 10,000+ objects at 60fps, often many times more
Object oriented system with base class engine object
Fast 2D physics and collision handling for axis aligned boxes
Positional audio effects with zzfx and music with zzfxm, mp3s, or wavs
Input processing system with keyboard, mouse, gamepad, and touch support
Engine helper functions and classes like Vector2, Color, and Timer
Tile layer cached rendering and collision system for level data
Particle effects system (particle editor/designer in progress)
Medal system tracks and displays achievements with Newgrounds and OS13k integration
Several easy to understand example projects you can build on
All example projects are compatible with mobile devices
Debug tools and debug rendering system
Full documentation automatically generated from the source code block tags with JSDoc
Build system automatically combines everything, minifies, and removes unused code
For size coding competitions like js13kGames, starter project builds to a 7KB zip
Easily build a Windows executable with electron for distribution on platforms like Steam
Open Source with the MIT license so it can be used to make commercial games

Games Made With LittleJS

Space Huggers - A more developed version of the platformer example
Send me your games!

License

yuri25/LittleJS

About

Resources

License

Uh oh!

Stars

Watchers

Forks

Releases

Packages 0

Languages

Packages