Phaser is a free and fast 2D game framework for making HTML5 games
An MVVM & Databinding framework that can use C# and Lua
Powerful, fast and developer-friendly extension framework
Unity / XNA game patcher and plugin framework
Desktop/Android/HTML5/iOS Java game development framework
3D game engine/framework in C, with Luajit and Python bindings now
A lightweight game server framework implemented with Actor Model
Godot game template and component-based framework
Framework to facilitate communication in the Unity game engine
Extremely fast enterprise server framework, can be used in RPC
A framework to build Pokémon RPG games
Multiplayer Framework for Node.js
A simple and easy-to-use library to enjoy videogames programming
Botcraft is a cross-platform C++ library to create bots
A web component to use Phaser Framework with Angular, React, Vue, etc.
A list of Game Development resources to make magic happen
MAME is a multi-purpose emulation framework
Java library that enables cross-platform access to popular native APIs
Simple and powerful Unity3d game workflow!
Drogon: A C++14/17/20 based HTTP web application framework
Delta Action OBS Lock Plugin
Flexible level editor
An efficient, extensible and easy-to-use RPC framework
Framework for creating human behaviour experiments in Unity
Free and Open-source Headless CMS and Application Framework