Open Source C Games for Windows

Allegro is a cross-platform library intended for use in computer games and other types of multimedia programming.

Project Apollo - NASSP (also known as NASSP or NCPP) is an add-on for the Orbiter space flight simulator. Project Apollo simulates the Apollo missions to Earth orbit and the Moon and the planned post-Apollo missions that never flew.

Yet another port of Raven Software/Id software Hexen game for Simple Directmedia Layer and FreeBSD console.

ACR is a fun realistic multiplayer free-and-open-source first-person-shooter! This project has moved to GitHub. A mirror of releases is here.

Falling Block Game is a free, open source block stacking game available for Windows and Linux. The object of the game is to move and rotate pieces in order to fill in complete rows. The more rows you clear at once, the more points you score!

A cross-platform Duke3D (Duke Nukem 3D) port which provides many new features for mod authors, including an enhanced scripting system and OpenGL renderer. Go to http://www.eduke32.com for downloads and http://bit.ly/dn_3d to get the game!

The goal of this project is to recreate the fun gameplay of Monolith's Blood thanks to the Quake engine.

D2X-XL is an OpenGL port of the classic 3D Shooter game Descent 2 for Win32, Linux and Mac OS X, containing many enhancements and bug fixes while preserving full backwards compatibility.

Jet3D is a robust 3D graphics engine built for high performance real-time rendering. Jet3D offers realtime editing, advanced lighting features, 3D modeling support, seamless soft-skin polygonal characters and many other innovations.

ZAngband is a single-player rogue-like dungeon exploration game that runs on a wide variety of computer systems.

UPDATE(2016-03-17) This repository has moved to GitHub: https://github.com/worldofpadman/gamesource Full downloads, patches and sourcecode for the "World of Padman" game, also known as WoP ( http://worldofpadman.net/ ). WoP is based upon Quake 3 gamecode and uses a modfied version of the ioquake3 engine ( http://ioquake3.org/ ).

QTads is a cross-platform, multimedia interpreter for TADS games. It is fully compatible with HTML TADS (aka "Multimedia TADS.") Both TADS versions in use today (v2 and v3) are supported. It runs on Linux, macOS and Microsoft Windows. TADS stands for "Text Adventure Development System" and comes with its own programming language and virtual machine (the TADS VM.) QTads uses the reference implementations of the T2 and T3 VMs written by Michael J. Roberts.

Tux Junior is a Jump N' Run action adventure game featuring Tux the penguin. Our code is a fork based on 2007 SuperTux development snapshots.

Trepidation is an open source first person shooter based on the IOQuake3 engine. Trepidation was a project originally conceived on April 9, 2006 with the intent to build a free first person shooter with a sci-fi theme. The idea was initially developed by members of the Star Trek Elite Force gaming community. The project disbanded before the game was complete sometime in 2008. The game includes: 16 multiplayer levels (maps). Many quake 3 maps have also been tested and work with the game. An original soundtrack featuring 10 original tracks. 6 Game Modes. In game Voice Over IP Support (VOIP) All New Weapons Instagib Modifier Available On Most Game Modes. The Game Modes included are : Trepidation: A Team based game where the object is to destroy the other team’s power core Various defensive structures can be built to protect your base and achieve your goal. While this game employs strategy it is extremely fast paced and teamwork is a must. Deathmatch: You see t

Abrir a Caixa de Pandora significa compreender a questão da violência contra a mulher: suas determinações, suas raízes e suas consequências. Este serious game visa o enfrentamento do problema desta violência com foco na capacitação de profissionais de saúde. Considerando a violência como um problema social, fruto das desigualdades entre os gêneros, que representa uma violação aos direitos humanos femininos e se constitui num grave problema de saúde pública em todo mundo, os conceitos Gênero, Direitos Humanos e Saúde foram considerados como categorias principais do conteúdo pedagógico do serious game.

A multi user dungeon based on diku/merc/rom source code.

This project is no longer in operation, it has been succeeded by the AGEMAME project at www.mameworld.net/agemame/

The Embedded Systems 3D Game Software Development Kit, short ES 3D Game SDK, is an Open Source 3D Game Engine / SDK for embedded devices based upon OpenGL ES.

T.o.M.E. is a single-player rogue-like dungeon exploration game that runs on a wide variety of computer systems.

Console text roguelike game based in Dungeon Crawl 4.0.0 beta 23, but with lots of enhacements, interface changes, managment of savegames, more items, more customizable, multilanguaje, etc

The FreeDO project has MOVED to http://www.freedo.org, and is close to beta. An alpha is currently being internally tested. The project is no longer open-source. Please direct your browsers to http://www.freedo.org for the latest updates.

AMAC is a tactical air combat game on PC (Windows) in simultaneous turn (“We-Go”). New : AMACII is launched: http://amaris-games.com/amac-ii/

ARGSS is a project which aims to replicate RPG Maker XP and RPG Maker VX players, both RGSS 1.02E and RGSS 2.02E.

Advanced Genesis3D is the engine used by the Tsudashi project. This is a rebuild of The Premiere Open Source 3D Real-Time Rendering Engine: Genesis3D. The aim is to fix bugs and to add new features.

The cult-classic class-based capture the flag game for quake2 and quake3. The modifications from the original source release are sublicensed under the GPL except where it may conflict with the original licensing terms from Id Software.