Game Development

A Huge library of matcap textures in PNG and ZMT, organized by color.

High efficient and fast 2D bin packing tool

Creates sprite sheets from animated GIFs and more

Texture Packer built into Libgdx

CLI text-based tilesheet splitter and namer. Turn a spritesheet into many separate files with names you pick, or not if you don't care. Support templates and textures that are not all the same size.

Mac OS X GUI for pngquant and other tools

simple PNG image file compression tool.

An Android and iOS app for generating seamless materials on the go. You take a photo, and Live Normal creates a tile-able texture and generates texture maps ready for a PBR engine of your choice.

procedural texture creator made in Godot

a 2D level and UI editor with an engine agnostic philosophy.

Lightweight SWF. LWF is an animation engine which can play animation data converted from FLASH contents in HTML5, Unity, Cocos2d-x, iOS UIKit, and more.

Powerful node-based VFX editor for pixel art

Pixel Art Editor for OSX

LibreSprite is an open source fork of Aseprite.

A tool for creating HTML canvas graphics without writing code.

A cross-platform unit testing tool for MOS 6502 assembly. (i.e. NES)

A type safe (as much as possible) engine for the web written in TypeScript.

2D C99 Cross Platform Game Library / Framework

A fork of Cocos2d-x-4.0, it has Full Support OpenAL for all platforms, single texture multi GPU texture handler and C++ 17.

Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.

Classic point and click adventure game engine and editor.

3D basic-like programming language for fast 3D desktop games.

State management and multiplayer networking for turn-based games.

A port of Box2D, is a 2D physics engine for games, .NET C#, Unity3D, servers.

A 2D game engine developed in modern C++ using SDL, an Entity-Component-System (ECS) architecture, and Box2D. It features Lua scripting and is designed for web portability via WebAssembly.

C# implementation of the Chipmunk2D lib.

graphic library for games and multimedia, for python language

A bloat-free immediate mode GUI for C++ with minimal dependencies.

Terrain generation from real data with textures, normal maps, glTF, OBJ, STL support

A modern cross-platform low-level graphics library that supports Direct3D11, Direct3D12, OpenGL/GLES, and Vulkan.

A port of Recast & Detour, navigation mesh toolset for games, Unity3D, servers, C#.

A multi-platform 2D game library for Go.

ecs-lib is a tiny and easy to use ECS (Entity Component System) library for game programming. It's written in Typescript but you can use on node.js and web browser too.

Gaming meets modern C++, a fast and reliable entity-component system (ECS) and much more

A JavaFX/Kotlin game engine for Win/Mac/Linux.

a collision detection system with realistic physics responses.

a minimalist game engine for Flutter

Blender to Godot game mechanics engine/plug-ins. Just a few clicks. Super easy. Featuring: 2.5D/first-person/third-person controls, trigger commands/events, inventory, holdable items and all kinds of stuff.

A small cross-platform 2D game framework in C#.

A multiplayer-first game engine for Lua.

A javascript library that speeds the creation and deployment of HTML5 Canvas applications

C++, SDL 2 and SFML game engine that allows to create games on Nintendo Switch, Web (HTML 5), Mobile and PC.

a fast and lightweight physics engine written in C#.

Clean and lightweight 2D game framework written in TypeScript

Framework for making 2D games with chunky pixels in Lua

a 2D open-source game engine. Develop on Linux, Windows, OS X. Deploy to Nintendo Switch, Xbox, Linux, Windows, OS X, Web, Android, iOS and more.

ORX is a 2.5D Data-driven C/C++ open source & multi-platform game development engine.

2D JavaScript physics engine for cross-platform HTML5 game development.

Android OpenGL ES 2.0/3.0 Engine

An easy-to-use Vulkan rendering engine. Provides a render graph for Rust.

A Lua based game engine with focus on ease of iterations and usage.

a Node.js wrapper for Steamworks SDK.

Cross-platform game engine for 2D and 3D projects with entity component system (ECS) and data-oriented design in C++ and Lua.

TIC-80 is a fantasy computer for making, playing and sharing tiny games.

TPE is a small, completely public domain fixed point physically inaccurate pure C header-only 3D physics engine built to run on tiny computers such as embedded and even bare metal.

A free and open 3D game engine written in D.

Powerful and lightweight game framework for Go.

Engo is an open-source 2D game engine written in Go.

Unity Editor and Unity Runtime AI integration. Unit Test, Coding, C# Roslyn, Reflection, Assets. Helps to create games with AI. And helps to run AI logic during gameplay.

C# behaviour tree library with a fluent API released under MIT.

C++11 behaviour tree based library with a QT5 based remote debugger (and with optional LUA bindings) released under MIT.

Pixel Vision 8's core philosophy is to teach retro game development with streamlined workflows. PV8 is also a platform that standardizes 8-bit fantasy console limitations built on top of the open-source C# game engine based on MonoGame.

3d javacript framework for building apps and games

A cross-platform 2D game engine with an emphasis on performance, written in C++11 and optionally scriptable in Lua.

Cross-platform rendering and game engine.

A game engine powered by python and panda3d.

open source editor for RPG Maker style gamesl

Engine for making 2d games on iOS, macOS and tvOS in Swift programming language, with practical examples and tutorials.

A cross-platform unit testing tool for MOS 6502 assembly. (i.e. NES)

Powerful and lightweight game framework for Go.

a free, open-source, cross-platform, 2D + 3D game framework written in C++. It is aimed towards indie game developers who are creating desktop and mobile games.

A free and easy to use retro adventure game creator for your favourite handheld video game system.

A Rust library to create Good Games Easily.

game engine & graphics toolkit build in zig.

Open Source implementation of the Microsoft XNA 4 Framework.

A Lua based game engine with focus on ease of iterations and usage.

Cross-platform 2D Action/Adventure C++ game engine with Lua API and game editor.

Lightweight and fast 2D HTML5 rendering and layout engine for cross-platform game development.

Cross-platform game engine for 2D and 3D projects with entity component system (ECS) and data-oriented design in C++ and Lua.

A development engine for the creation of 2D and 3D games and interactive content.

FamiStudio NES Music Editor.

free windows tracker for producing music for the NES/Famicom-systems.

open source tracker for Mac/Linux/Windows platforms.

A curated list of game talks (GDC, youtube, etc).