Cross-platform 2D and 3D game engine with modular architecture
Multi-Joint dynamics with Contact. A general purpose physics simulator
Cocos simplifies game creation and distribution with Cocos Creator
Simple and light-weight 3D game engine
A modular Common Lisp game engine
Lua Virtual Reality engine
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
2D GPU-accelerated framework for ActionScript developers
Universal Scene Description
A package containing a few micro-interactions you can use
virtual reality authoring toolkit created by artists, for artists
A Qt application for water hammer simulation.
Cross platform Virtual Reality authoring and playback
Game framework with AI
A completely free, open-source, 2D game engine
MIT Licensed Open Source version of Torque3D from GarageGames
3D C++ Game Engine - yet another open source game engine
Vivid Engine 2 is an open source 3D Engine coded using C# and C++.
Planimeter Game Engine 2D - LÖVE-based game engine for Lua
Physics-based animations for iOS, tvOS, and macOS
Flutter Launch Timeline Demo
iOS and OS X animation library for physics-based interactions
A spring that solves your counter animation problems
A 2d physics game engine for JavaFX
C++ math library developed primarily for games focused on simplicity