Top 331 games open source projects

A lightweight game development environment where games can be written in Wren

This project aims to create an easy to use, extendable and customizable server for a MMORPG called "MU Online".

OpenSpiel is a collection of environments and algorithms for research in general reinforcement learning and search/planning in games.

Dockerfile for building a Don't Starve Together dedicated server image.

ClassicUO - an open source implementation of the Ultima Online Classic Client.

Useful tool to help you fetch and dump Unreal Engine 4 Games information.

Graphical program used to map keyboard buttons and mouse controls to a gamepad. Useful for playing games with no gamepad support.

Steam Play compatibility tool to run games using native Linux engines

🎮 Official IW4x source code

The purpose of Emupedia is to serve as a nonprofit meta-resource, hub and community for those interested mainly in video game preservation which aims to digitally collect, archive and preserve games and software to make them available online accessible by a user-friendly UI that simulates several retro operating systems for educational purposes.

Get Data from Steam / SteamDB / EpicDB (ex Get DLC Info from SteamDB) it's a userscript able to extract all the information of the DLCs Games from Steam / SteamDB / EpicDB and are exported in various formats. It also has small tools :)

PixiEditor is a lightweight pixel art editor made with .NET 5

Civitas is an empire-building game written in Javascript with the help of the jQuery library.

#1 Open Source Unity Networking Library

🎯 A Crosshair Overlay for any screen.

A fun WebGL game built with Elm

Payday 2 Better Lua injecTor

A Javascript NES Emulator

🎲 这里总结了我的团队做过的手机小游戏，大部分都是微信相关的，用于营销和推广

A large repository of Atari ST (and family) source code

Games for Termux

Classic Space Invaders game written in JavaScript as a learning exercise.

🌠 Easily manage 🍷prefix in a new way! (Run Windows software and games on Linux)

Open source Role Playing Game engine for Unity 3D written in C#.

Games to procrastinate with RStudio

Free Python Games

Space Invaders game implemented with VHDL

Android app that allows you to draw anything and turn it into a jigsaw puzzle.

Glide/DirectX implementation on D3D11/12

🕹 A collection of awesome ODROID-GO emulators, games & resources 👾

Old repository with C# Editor and C# API for creating games in Flax Engine

Run any Windows program through Proton

Command the forces of The Project in a battle to rebuild the world after mankind has been nearly destroyed by nuclear missiles. A 100% free and open source real-time strategy game for Windows, macOS, Linux, BSD+

Learnable JavaScript

A curated list of awesome JavaScript Games 🎮

Powerful, fast and Open source Web Builder Framework for modern cross browser landing pages for the games.

Modular game engine built with MonoGame, with GMS2-like workflow and advanced level editor

SpatialOS GDK for Unity FPS Starter Project

Classic and Arrowized Functional Reactive Programming, Reactive Programming, and Stream programming, all via Monadic Stream Functions

Another World/Out of This World engine reimplementation (SDL, OpenGL)

Online Pathfinder Character Sheet

Science-based games - a collaborative list

A curated list of awesome and exceptional board games. Please contribute!

C++ Profiler For Games

An open source re-implementation of Diablo 2

∞ High-performance declarative JS animation library for building games, data-viz experiences, and more w/ React, ThreeJS, Inferno, SnabbDOM and others...

Destiny Status code base

Use Firebase tools to incorporate common features into your games!

4 FireMonkey arcade games developed with Delphi for Windows, macOS, iOS and Android

Library with a set of tools for scraping information about Nintendo games and its prices across all regions (NA, EU and JP).

You are at FODA source code. Play now for free

Raspberry Pi Jousting at its finest

Create pictures, animations, and games with Elm!

A sample project for following along a tutorial found on jap.alekhin.io.

Tetris Attack / Pokemon Puzzle style game written in Rust

Scoop bucket for open source/freeware games and game-related tools

A project aiming to rebuild TSO (The Sims Online) from the ground up. Inspired by CorsixTH.

An extraction tool for visual novels. Originally developed by Yuu.

The game that only exists in your title bar

一个基于Phaser的小游戏集合