game-development

A simple 2D game engine for rapid prototyping with Lua, featuring live reload and cross-platform export; this repo is a mirror and development happens at: https://codeberg.org/brettchalupa/usagi

A foundational Haxe framework for cross-platform development

The Education library from the Xbox Live Indie games repository, valuable for MonoGame Developers for advanced samples

The *cutest* framework out there for creating 2D and 3D games in C++!

Nazara Engine is a cross-platform framework aimed at (but not limited to) real-time applications requiring audio, 2D and 3D real-time rendering, network and more.

Rust on PSP. Panic and allocation support. Access PSP system libraries.

The official Unity integration for Yarn Spinner, the friendly dialogue tool.

This is an Unreal Engine 4/5 plugin to generate procedural dungeon.

A fast C++23 3D game engine for modern devices, with wide platform support

Realtime 3D rendering engine

Create cross-platform classic RPGs in 2D and 3D with powerful built-in world editing tools.

Realtime 3D Game-Engine with a focus on space sim. Written in C++ 14

Game engine for 2D and 3D projects with entity component system (ECS) and data-oriented design

Zircon is an extensible and user-friendly, multiplatform tile engine.

Realtime Math

Production-ready modular Unity framework: UE-inspired Gameplay Ability System, zero-GC core, HybridCLR hot-update, Luban config pipeline, data-driven build & atlas workflows. DI-friendly, deterministic, cross-platform, CI-ready. 生产级模块化 Unity 框架：类虚幻引擎 GAS 玩法能力系统 · 零 GC 核心 · HybridCLR 热更新 · Luban 配置管线 · 数据驱动构建与图集工作流。DI 友好 · 确定性构建 · 跨平台 · CI 就绪。

Antimine is an open source minesweeper-like puzzle game.

Edyn is a real-time physics engine organized as an ECS.

Ink integration for Godot Engine.

A Tiny JavaScript Sound FX System

Agent Skills that turn novels into source-grounded, fully playable games for Claude Code, Codex, and Kimi Code(K3).

Skylicht Engine is C++ Game Engine based on Irrlicht 3D. And my goal is to create a high-performance and lightweight Game Framework that can seamlessly function on both web and mobile platforms. This framework will be available to everyone for free.

An easy open source Android Native Game FrameWork.

High-performance C# ECS

Modern & multiplatform 3D game engine

Entity Component System framework aiming for syntax and usage simplicity with maximum performance for game development.

Go bindings for Godot 4.7 GDExtension API

JavaScript game engine that uses q5.js/p5.js for graphics and Box2D for physics.

Kaetram is an open-source 2D HTML5 MMORPG. It is an extended version of BrowserQuest (BQ).

🌎 Performant real-time state management for React and TypeScript