Showing 191 open source projects for "free"

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  • 1
    OpenKore

    OpenKore

    A free/open source client and automation tool for Ragnarok Online

    OpenKore is a free and open source automation tool and custom client for the online game Ragnarok Online. It provides a flexible scripting system that allows users to automate gameplay, including navigation, combat, trading, and interaction with other players. The project supports plugins and modular extensions, enabling customization for different servers and play styles.
    Downloads: 23 This Week
    Last Update:
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  • 2
    Taisei Project

    Taisei Project

    A free and open-source Touhou Project fangame

    Taisei is a free, open-source clone of the Touhou Project bullet hell shoot-'em-up games, written entirely from scratch. It aims to be a faithful recreation of the classic Touhou gameplay experience, complete with original assets that capture the aesthetics and charm of the original series. Built using portable and modern tools, it runs across platforms including Linux, Windows, macOS, and even web browsers via WebGL.
    Downloads: 3 This Week
    Last Update:
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  • 3
    NAEV

    NAEV

    Naev is a 2d action/rpg space game, action, rpg and simulation

    Naev is a game about space exploration, trade, and combat. Players travel the galaxy and earn money by trading, fighting and performing missions. You pilot a space ship from a top-down perspective and are more or less free to do what you want. As the genre name implies, you’re able to trade and engage in combat at will. Beyond that, there’s an ever-growing number of storyline missions, equipment, and ships; Even the galaxy itself grows larger with each release. For the literarily-inclined, there are large amounts of lore accompanying everything from planets to equipment.
    Downloads: 1 This Week
    Last Update:
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  • 4
    Crown Engine

    Crown Engine

    The flexible game engine

    Crown is a general-purpose and data-driven game engine, written in orthodox C++ with a minimalistic and data-oriented design philosophy in mind. Every aspect of the game is controlled through text configuration files. Before shipping, configuration files are compiled to efficient platform-specific binary blobs. Data in memory is organized to achieve the maximum performance possible on every platform. Every game asset is hot-reloadable, code included. Evaluate modifications and adjustments...
    Downloads: 24 This Week
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  • 5
    ioquake3

    ioquake3

    The ioquake3 community effort to continue supporting/developing id's

    ioquake3 is a free and open source first-person shooter engine derived from the Quake 3: Arena and Quake 3: Team Arena source code, maintained as a modern baseline engine for new games and classic mods. It is designed to let players run Quake 3, its expansion Team Arena, and community mods on contemporary systems while also serving as a solid base for new projects.
    Downloads: 10 This Week
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  • 6
    Torque2D

    Torque2D

    A completely free, open-source, 2D game engine

    Torque2D is a free and open-source game engine focused on 2D development, built on proven Torque technology and provided under the MIT license. It delivers a flexible and high-performance C++ framework that supports cross-platform development for Windows, macOS, Linux, iOS, Android, and the web from a single codebase, allowing developers to target a broad range of devices with minimal changes.
    Downloads: 0 This Week
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  • 7
    Gideros

    Gideros

    Gideros Release version

    Gideros is a cross-platform development environment for creating amazing games and interactive applications in 2D or 3D. It is easy to pick up, quick to develop, and robust to deploy. Code your game once and deploy it to Android, iOS, MacOS, tvOS, Windows, HTML 5, and more. Apart from supporting multiple platforms, Gideros also provides automatic screen scaling and automatic selection of proper image resolution, which makes supporting different screen resolutions, aspect ratios, and...
    Downloads: 3 This Week
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  • 8
    Freeciv
    Freeciv is a free turn-based multiplayer strategy game, in which each player becomes the leader of a civilization, fighting to obtain the ultimate goal: to become (or subvert) the greatest civilization.
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    Downloads: 507 This Week
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  • 9
    Digital Paint: Paintball 2
    Paintball2 is a fast-paced first-person game with capture the flag, elimination, siege, and deathmatch (free-for-all) styles of gameplay. This project focuses on enhancing the Quake2-based engine it uses.
    Downloads: 184 This Week
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  • 10
    0 A.D.

    0 A.D.

    0 A.D. is a free, open-source, cross-platform real-time strategy game.

    0 A.D. (pronounced "zero ey-dee") is a cross-platform real-time strategy (RTS) game of ancient warfare. It's a historically-based war/economy game that allows players to relive or rewrite the history of ancient civilizations, each depicted at their peak of economic growth and military prowess.
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    Downloads: 157 This Week
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  • 11
    Fuse for macOS
    Fuse for macOS is a macOS port of The Free Unix Spectrum Emulator (Fuse) (an emulator of the 1980s home computer and various clones).
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    Downloads: 115 This Week
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  • 12
    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.
    Downloads: 150 This Week
    Last Update:
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  • 13
    AssaultCube Reloaded

    AssaultCube Reloaded

    A fun realistic multiplayer free-and-open-source first-person-shooter!

    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.
    Downloads: 10 This Week
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  • 14
    Zork Android

    Zork Android

    Enhanced Zork port for Android Systems

    ...Key Features: Complete Zork I (Dungeon) gameplay experience Smooth text interface optimized for mobile touch screens Save your progress anytime Minimal storage requirements Works offline - no internet needed Free and no ads Step into gaming history and discover why Zork defined the adventure game genre. You'll solve clever puzzles, collect treasures, and face the infamous grue - all from your Android phone or tablet. Perfect for both longtime fans wanting their Zork fix on the go and new players discovering this classic for the first time. ...
    Downloads: 37 This Week
    Last Update:
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  • 15
    Crossfire RPG game

    Crossfire RPG game

    Cooperative multiplayer graphical RPG and adventure game

    Crossfire is a free and open-source cooperative multiplayer graphical RPG and adventure game. Set in a medieval fantasy world, it combines real-time action with traditional role-playing mechanics inspired by games such as Gauntlet, NetHack, Moria, and Angband. Players can choose from 14 races and 16 character classes, develop skills and magic, worship gods, complete quests, discover powerful artifacts, and explore thousands of interconnected maps filled with monsters, dungeons, cities, and adventures. ...
    Downloads: 32 This Week
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  • 16
    2D isometric MMORPG using the SDL framework. Daimonin offers a free public server at https://www.daimonin.org . A Unity client is also in active development.
    Downloads: 21 This Week
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  • 17
    ChaosEsqueAnthology

    ChaosEsqueAnthology

    A free 3d game for PC that does not limit the player. Fight,Build,Gain

    ...Build-able enter-able buildings (Like an FPS RPG but with interiors) (Multi-tool/ Utili-tool). City generation (all buildings enterable). A 2 iso (6GB) exploration of what QuakeC can do. Over 100 maps included, along with map editor and sourcecode. Fully free and opensource: code and media. A modification of Xonotic which included extended weapons, maps, vehicles, buildable buildings, mounted weapons, spell casting, monsters, player characters, textures, and game mode (such as colorwar (think liquidwar)) To pick up items press F. To enter vehicles/mountedguns press F. To reload press R. ...
    Downloads: 9 This Week
    Last Update:
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  • 18
    DNT
    DNT is a project to make a Free (as in free speech) 3D single player RPG in a satirical post-apocalyptical world.
    Downloads: 1 This Week
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  • 19
    belofte chess

    belofte chess

    A promising chess program

    ...For access to code, please clone the git repository. Compiles and Runs on 32/64 bit on Windows, Mac, Linux, Android (ARM/x86) and Raspberry. Released under GNU v2 license. (means free to copy, free to modify, free to use, ...) Works fine with Arena/Cutechess/BanksiaGui/Winboard/Xboard/...
    Downloads: 0 This Week
    Last Update:
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  • 20
    Motor de Aventuras Programables - MAP

    Motor de Aventuras Programables - MAP

    Motor de juegos de aventura programable

    MAP (Motor de Aventuras Programables) es un motor que permite crear y jugar aventuras de texto. Las aventuras de texto ("interactive fiction") son juegos en los que los jugadores usan comandos de texto para controlar su personaje e interactuar con el entorno. Están entre los primeros juegos de ordenador. MAP incluye herramientas para desarrollar el juego y un ejecutor para jugarlo.
    Downloads: 0 This Week
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  • 21
    Planeshift: a 3D MMORPG
    PlaneShift is a persistent fantasy multiplayer Role Playing Game (MMORPG) with good 3D graphics. Create your character and live in an ever-changing world. Join us to make PlaneShift THE choice of free MMORPG.
    Downloads: 5 This Week
    Last Update:
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  • 22
    Unvanquished

    Unvanquished

    Open source FPS/RTS Game

    Unvanquished is a fast-paced, futuristic FPS with RTS elements, pitting technologically advanced humans against hordes of highly adaptable aliens. The player can choose from either team, providing a fresh gameplay experience on both sides of the conflict. The game is under highly active development with new releases frequently published.
    Downloads: 3 This Week
    Last Update:
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  • 23
    Eat the Whistle GPL

    Eat the Whistle GPL

    Old style soccer game with many exciting features

    Eat the whistle GPL is a football simulation game written in C that works on many platforms (win32/linux/macosx/amigaos/morphos), it uses the SDL framework. It has a multiplayer internet playing option in alpha stage.
    Downloads: 1 This Week
    Last Update:
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  • 24
    LPub3D

    LPub3D

    LDraw™ editor for LEGO® style digital building instructions.

    ...It uses the LDraw™ parts library, the most comprehensive library of digital Open Source LEGO® bricks available (www.ldraw.org/ ) and reads the LDraw LDR and MPD model file formats. LPub3D is available for free under the GNU Public License v3 and runs on Windows, Linux and macOS Operating Systems. LPub3D is also available as a Linux 'no-install', multi-platform AppImage. Portions of LPub3D are based on LPUB© 2007-2009 Kevin Clague, LeoCAD© 2025 Leonardo Zide, LDView© 2025 Travis Cobbs & Peter Bartfai and additional third party components. ...
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    Downloads: 16 This Week
    Last Update:
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  • 25
    simple3d

    simple3d

    realistic driving simulation + functions for 2D/3D graphics

    Sour*eforge.net has become inaccesible to me because of Cl*udflare. The latest versions of the programs will be on my site: https://matei.one/. Simcar - driving (not racing) simulation, with stunts and realistic physics since version 5.0.0. GNU/Linux and Wind0w$ executables are available. SDL_grf - functions for 2D/3D graphics (including text), sound and input + a few programs for viewing 3D models, viewing ZX Spectrum *.scr files, simulating the Solar System etc. Simple3d - old program for...
    Downloads: 0 This Week
    Last Update:
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