A list of open source games
Solar2D Game Engine main repository (ex Corona SDK)
Native Android app for Habitica
A Minecraft Java Edition Launcher for Android and iOS
A suite of 300+ minimalist puzzle games built with Flutter.
A nonlinear 2D puzzle platformer taking place in impossible spaces
The source code to VVVVVV
New Godot bindings for Swift
Godot Kotlin JVM Module
One framework for creating powerful cross-platform games
Desktop/Android/HTML5/iOS Java game development framework
Play! - PlayStation2 Emulator
Ct.js is a desktop game engine that makes learning programming fun
websocket and http client and server library, with TLS support
Free, cross-platform 2D game engine powered by Haxe and OpenFL
Fantasy computer for making, playing and sharing tiny games
KorGE Game Engine. Multiplatform Kotlin Game Engine & Korlibs
Source of Mana is a unique 2D MMORPG
Multi-platform 2D and 3D game engine
Cross-platform game engine in Rust
A simple and easy-to-use library to enjoy videogames programming
Dusklight brings a classic adventure to PC and mobile platforms
Memory Efficient Serialization Library
A game for learning CSS flexbox
A game for learning CSS grid layout