A 3D simulator game where you can drive, fly, and sail
Rigs of Rods is a 3D simulator game where you can drive, fly and sail various vehicles using an accurate and unique soft-body physics engine. Since 2014, the development continued at https://github.com/RigsOfRods/rigs-of-rods UPDATE: 10/30/2016: removed opencandy installers, replaced with zip files.
"Tux, of Math Command" is a math drill game starring Tux, the Linux Penguin. Lessons are included from simple number typing through addition, subtraction, multiplication, and division of positive and negative numbers. It is intended for kids ~4-10.
PySolFC (PySol Fan Club edition) is an extended version of PySol (a solitaire card games collection).
Hammer of Thyrion (uHexen2) is a cross-platform port of Raven Software's Hexen II source. It is based on an older linux port, Anvil of Thyrion. HoT includes countless bug fixes, improved music, sound and video modes, opengl improvements, support for many operating systems and architectures, and documentation among many others.
Domination is a game that is a bit like the well known board game of Risk or RisiKo. It has many game options and includes many maps. Written in java it includes a map editor, a simple map format, multiplayer network play, single player, hotseat, 5 user interfaces and many more features, it works in all OSs that run java 1.4 or higher, and Android.
The Free Unix Spectrum Emulator (Fuse): an emulator of the 1980s home computer and various clones for Unix, Mac OS X and Windows.
A MAME and MESS port with an advanced video support for Arcade Monitors, TVs, and PC Monitors. It also contains a bootable Linux LiveCD/USB, a frontend with animated MNG/MP3 snapshots, a rom manager, and recompression utilities for compressed files.
Helper Tool for online-manager Hattrick (www.hattrick.org) Please visit https://sourceforge.net/apps/phpbb/ho1/ or our CHPP forum at Hattrick to get support, report bugs or request features. For questions about the program please check our user guide first: http://ho1.sourceforge.net/wiki/.
This is one of the most popular Doom source ports. It is available for DOS, Windows, Linux and Mac OS X, and should build on any POSIX platform which supports SDL. It enhances Doom with things like TCP/IP networking, OpenGL renderer, Heretic support and much more.
K-3D is the free (as in freedom) 3d modeling, animation, and rendering system.
StepMania is a music/rhythm game. The player presses different buttons in time to the music and to note patterns that scroll across the screen. Features 3D graphics, visualizations, support for gamepads/dance pads, a step recording mode, and more! WE HAVE MOVED TO GITHUB.
A tool to edit profile and saved game files for FasterThanLight.
A 3rd-party tool to edit user files for the game FasterThanLight. With this, you can unlock any or all ships and achievements in your user profile, or tweak most aspects of saved games: crew, systems, weapons, fires, breaches, etc.
Chess Database and PGN viewer
A free and open source chess database application for Linux, Mac OS X and Windows.
AMX Mod X is a Metamod plugin which allows you to write modifications for Half-Life with Small scripting language. It provides in-game administration tools, game statistics, server management and gameplay modificators. It is based on the original AMX Mod
Action RPG that's easy to mod
Flare (Free/Libre Action Roleplaying Engine) is a simple single-player Action RPG engine. Instead of being a general engine that handles many game types, this focused engine is small and easy to mod. Included is a demo game featuring dark atmosphere and fast-paced combat. The code is GPL and the art is CC-BY-SA.
Nexuiz is a multiplayer first-person shooter. It is distributed under the GNU General Public License (GPLv2). Version 1.0 was released on May 31, 2005. The current version is, 2.5.2.
OpenSource OpenGL Multiplayer Multiplatform Battle Zone capture the Flag. 3D first person tank game. Project has moved to Github: https://github.com/BZFlag-Dev/bzflag
Commander Keen Interpreter
This is a fork of CloneKeen. It fully interprets the classic dos games Commander Keen 1-6 including some fanmade mods and adds some nice twists like smoother gameplay, some special graphical effects and also music, which was missing in the first trilogy. Use our High Quality Pack and enjoy the Commander Keen series in a new way.
A HUD and stats tracker for your poker games written in Python. Supports Holdem, Omaha, Stud, Razz and Draw games.
Low-latency, high quality voice chat for gamers
Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming. It includes game linking, so voice from other players comes from the direction of their characters, and has echo cancellation so the sound from your loudspeakers won't be audible to other players.
AssaultCube is a FREE, multiplayer, first-person shooter game.
ASSAULTCUBE HAS MOVED TO GITHUB: http://www.github.com/assaultcube AssaultCube is a FREE, multiplayer, first-person shooter game, based on the CUBE engine. Taking place in realistic environments, with fast, arcade gameplay, it's addictive and fun! With efficient bandwidth usage, it's low-latency and can even run over a 56Kbps connection. It's tiny too, weighing in at a lightweight 40 MB package available for Windows, Mac and Linux. On the correct settings, it can even run on old hardware (Pentium III and above). More about AssaultCube @ http://assault.cubers.net
Another version of the simple action game modeled after the lightcycle sequence of the movie Tron.
Arianne is an engine to develop multiplayer online games like Stendhal
Arianne is a multiplayer online engine to develop turn based and real time games, providing a simple way of creating the game server rules and clients like our MORPG Stendhal. Our engine Marauroa uses Java and SQL for hosting hundreds of players on a solo host. Stendhal is a fun friendly and free multiplayer online adventure game with a huge and rich world. With hundreds of NPCs and different quests, features like the Travel log and achievement system keep track of progress. Thousands of creatures are ready to fight, above and below ground, and as players level up they can compare themselves on a detailed stats website. The engine Marauroa provides a simple way of creating games on a portable and robust server architecture. Marauroa manages the client server communication and provides an object orientated view of the world for game developers. It handles database access in a transparent way to store player accounts, character progress and the state of the world
MetaMod is a plugin/DLL manager that sits between the Half-Life Engine and an HL Game mod, allowing the dynamic loading/unloading of mod-like DLL plugins to add functionality to the HL server or game mod.
A free tool for tuning and cleaning up Steam and Source engine games
SRC Repair (ex. TF2 Repair) is a free open source tool that can be used for tuning and cleaning up Steam and Source engine games. You can also create and edit .cfg files (configs), backup and restore game settings, apply FPS configs or sprays into the game with one click. License: GNU GPL version 3. Supported OS: Microsoft Windows 7 SP1, 8, 8.1, 10 (all editions, except Starter). Supported platforms: x86, x64 (auto select). Supported platforms: x86, x64. Dependencies on Windows: Microsoft .NET Framework 4.6.1 or above. Dependencies on other OS: Mono 4.2.x or above. Source code available at our GitHub repository: https://github.com/xvitaly/srcrepair