The source code to VVVVVV
Cocos simplifies game creation and distribution with Cocos Creator
KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
Free game engine for development of desktop, mobile, and web games
Open source cross-platform multi-purpose game toolkit
Satisfying monster shooter
Action-adventure game originally released in 2013
Open source HTML5 game framework that offers WebGL and Canvas
Open game and rendering engine packed into a JavaScript framework
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
The game engine for everyone
Free, cross-platform 2D game engine powered by Haxe and OpenFL
3D and 2D game engine written in Rust
Java/JavaFX/Kotlin Game Library (Engine)
Home theater software and entertainment hub for digital media
A permissions plugin for Minecraft servers
Cross-platform game engine in Rust
Open source library for creative expression on the web, desktop, etc.
A dead simple 2D game engine for Go
The Tiny JavaScript Game Engine That Can!
Java application for creating Morphing videos
Fast and lightweight JavaScript game engine built on WebGL and glTF
A completely free, open-source, 2D game engine
Domination is a game that is a bit like the board game Risk
Embeddable unity game engine view for Flutter