Advanced Minecraft Interface and Data/Structure Tracking
Amidst or Advanced Minecraft Interface and Data/Structure Tracking is a tool to display an overview of a Minecraft world, without actually creating it. It can render an overview of a world from a given seed and Minecraft version, save an image of the map, display biome information and numerous other structures, and more.
A planetarium software that shows a 3D simulation of the night sky
Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.
Head tracking app for games and flight simulation software
opentrack is an application that can track users' head movements and relay this information to games and flight simulation software. It allows for output shaping, filtering, and the codebase builds on Windows, OSX and GNU/Linux.
3D game engine (more powerful redesign of the Cube engine) and FPS game
A mod manager for the game FasterThanLight.
Slipstream is a mod manager for the game FasterThanLight, making it easy to install multiple mods at the same time and, later, revert to vanilla gameplay. It is the successor to Grognak's Mod Manager (GMM).
A free sing-along karaoke game for your PC
Karaoke sing-along game for PC which is similar to Playstation® Singstar™. It allows up to six players to sing along with music using microphones in order to score points, depending on the pitch of the voice and the rhythm of singing.
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
Colonize the New World.
FreeCol is an open version of Colonization. It is a Civilization-like game in which the player has to conquer the new world.
QuakeSpasm is a *Nix friendly Quake Engine based on the SDL port of the popular FitzQuake. It includes some new features, important fixes, and aims for portability and 64 bit correctness.
For exploring cellular automata like the Game of Life.
A cross-platform application for exploring Conway's Game of Life and other cellular automata. Features include bounded and unbounded universes, fast generating algorithms, Lua/Python scripting, and a state-of-the-art pattern collection.
Scrabble3D is a highly customizable Scrabble game that not only supports Classic Scrabble and Superscrabble but also 3D games and own boards. You can play local against the computer or connect to a game server to find other players.
Chess Database and Toolkit program
"Shane's Chess Information Database" is a huge chess toolkit with extensive database, analysis and chess-playing features. Scid vs. PC is a usability and bug-fix fork of Scid. It has extensive interface fixes and improvements, and is fully compatible with Scid's .si4 databases. It's new features include a rewitten Gamelist, a Computer Tournament, and FICS, Tree and Book improvements.
OpenKore is an automation tool for Ragnarok Online
OpenKore is an automation tool for Ragnarok Online-compatible games, authorized to be used on KoreRO. **MOVING TO GITHUB** As of February 28th 2016, the OpenKore project has moved to GitHub. Please see the OpenKore wiki for more information: http://openkore.com/index.php/Git This SourceForge page will remain online for now, but the project has been locked in "read-only" mode and no more updates will be published here. **DOWNLOADING KORE FROM THIS PAGE WILL GIVE YOU AN OLD VERSION**
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
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.
OpenGL 4.5 3D engine - modern/advanced and easy to use.
A 3D engine built in C# using OpenTK - it makes use of modern rendering techniques/shaders. Still in very active development.
Classic America's Army
A GUI client application for Downloading Installing and Playing Americas Army 2.5 on Windows, Mac and Linux with a new custom authorization system. On the server side a Desktop server manager for Windows, Mac and Linux and a Command line dedicated server manager for Windows and Linux. Backend server components include a replacement authorization system using the Battletracker account & stats database and a PunkBuster log streaming server which records players possible cheating activities.
GLScene is an OpenGL based 3D library for Delphi, C++Builder and Lazarus. It provides visual components and objects allowing description and rendering of 3D scenes in graphic applications.
A simple turn-based artillery game and also a real-time strategy game.
Scorched3D incorporates lively, fully destructible 3D landscapes that include animated jets, naval vessels, water and even birds, with detailed tanks and projectiles and stunning visual effects. A simple turn-based artillery game and also a real-time strategy game in which players can counter each others' weapons with other creative accessories, shields and tactics. Test your skill in timing, aiming and judgement of distance, move around on the landscape, or outsmart your opponent economically.
Updated clone of Westood Studios' Dune2 which uses data files from the original game. New features include multiple unit selection/control, high resolution support, multiplayer gaming, improved gui.
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.
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
An API for interacting with Starcraft: Brood War (1.16.1)
Brood War Application Programming Interface or BWAPI is a free and open source C++ framework that is used to create Artificial Intelligence (AI) agents that play the popular Real Time Strategy (RTS) game Starcraft: Brood War. With BWAPI, players of varying levels can create AI agents to play Brood War, but with certain limits. BWAPI will only reveal visible parts of the game state to AI modules to enable programmers to write competitive non-cheating AIs. BWAPI also denies user input so users cannot take control of game units while the AI is in play. These default settings can be changed for flexibility however, unless enforced by a Tournament Module (game referee for AI tournaments).
Console based rcon client for minecraft servers.
Mcrcon is IPv6 compliant minecraft rcon client with bukkit coloring support. It is well suited for remote administration and to be used as part of automated server maintenance scripts. Does not trigger "IO: Broken pipe" or "IO: Connection reset" spam bug on server side. Precompiled binaries available for Windows (x86), Linux (x86) and Mac OS X (x86 / x86-64). Program is written in C99 with getopts options handler (POSIX). It compiles on all proper compilers and environments which supports POSIX and C99 (basically almost all C compiler environments). *Note that this app is still in beta stage so there might be quirks and incomplete implementations of features here and there. No major problems know at the moment.* Project github: https://github.com/Tiiffi/mcrcon
First-person 3D building and elevator simulator
Skyscraper is a fully featured first-person 3D virtual building simulator, written in C++ and using the OGRE graphics engine (previous versions used Crystal Space). It's flagship feature is an elaborate and realistic elevator simulator.