LittleJS
Official Link: https://github.com/KilledByAPixel/LittleJS
Source code link: https://github.com/KilledByAPixel/LittleJS
Description: LittleJS is a fast, lightweight, and fully open source HTML5 game engine designed for simplicity and performance. Its small footprint is packed with a comprehensive feature set including 2D and 3D rendering, physics, particles, sound, and input handling. The code is very clean and well documented with many examples to get you started quickly.
Size: Small (<200mb)
Source License: Open Source
Price Model: Completely Free
Last Release Version: 1.23.1
Last Release Date: Oct. 2, 2026
Development Platforms: Windows Mac Linux
Publishing Platforms: Web
Programming Languages: Javascript
Genres: 2D 3D Agnostic
Features:
Entry Last Updated: Oct. 2, 2026
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