Browse free open source Assembly Games and projects below. Use the toggles on the left to filter open source Assembly Games by OS, license, language, programming language, and project status.

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  • 1
    USBLoaderGX

    USBLoaderGX

    Game backup loader for Wii and vWii

    USBLoaderGX is a GUI for Waninkoko's USB Loader, based on libwiigui. It allows listing and launching Wii games, Gamecube games and homebrew on Wii and WiiU vWii mode. Its interface, based on the official theme from Nintendo Wii, is easy to use and perfect for kids and all the family. ATTTENTION, THIS PROJECT IS NOT MAINTAINED HERE ANYMORE. USBLoaderGX last version on sourceforge is 1272 (last stable 1271). Any bug reports or requests posted here will be ignored. This project has been copied to github, and any developers can now update and release new versions. Newer versions are available, maintained by other developers. If you need help, want to ask any questions or want to download newer versions (1280+), then you can find a project's branch maintained by Blackb0x here: https://gbatemp.net https://gbatemp.net/posts/8856063 https://github.com/wiidev/usbloadergx Thank you for your support all these years. Cyan
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    Downloads: 1,496 This Week
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  • 2

    VisualBoyAdvance

    An emulator for Gameboy and GameboyAdvance systems

    An emulator for Gameboy and GameboyAdvance systems.
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    Downloads: 455 This Week
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  • 3
    ZSNES is a SNES/Super Famicom emulator for x86 computers. It runs on Windows, MS-DOS and Linux/FreeBSD and supports mode 7, sound, Super FX, and a lot more.
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    Downloads: 250 This Week
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  • 4
    VBA-M

    VBA-M

    A merge of the original Visual Boy Advance forks

    The continuing development of the legendary VBA gameboy advance emulator.
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    Downloads: 197 This Week
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  • 5
    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.
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    Downloads: 176 This Week
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  • 6
    AMX Mod X
    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
    Downloads: 169 This Week
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  • 7
    nesDS

    nesDS

    NES console emulator on NDS

    A open-source NES emulator for the Nintendo DS. It can be compiled with GCC(devkitPRO/devkitARM, the version supported) or ADS(the original version, no update).
    Downloads: 105 This Week
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  • 8
    PCSX2

    PCSX2

    PlayStation 2 emulator for Windows and Linux

    PCSX2 is a PlayStation 2 emulator for Windows and Linux, started by the same team that brought you PCSX (a Sony PlayStation 1 emulator). Currently, it can emulate thousands of games at full speed
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    Downloads: 180 This Week
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  • 9
    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. OpenKore is cross-platform, running on Windows, Linux, and macOS, and is written primarily in Perl. With a strong community and extensive documentation, it is widely used by players and developers who want to explore automation, bot behavior, or server testing. The software emphasizes configurability, giving users control over character strategies and in-game decision-making.
    Downloads: 16 This Week
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  • 10
    ezQuake
    ALL FILES FOUND HERE ARE _OLD_, PLEASE MOVE TO https://ezquake.github.io FOR THE LATEST VERSIONS Combining the features of all modern QuakeWorld® clients, ezQuake makes QuakeWorld® easier to start and play. The immortal first person shooter Quake® in the brand new skin with superb graphics and extremely fast gameplay. The project started in August 2004 as a derivate of the FuhQuake client by fuh which is a derivate of ZQuake QuakeWorld client by Tonik, one of the current ezQuake developers. Finally, ZQuake is a derivate of QuakeWorld client made by Id Software. This company has created the Quake game itself and later on released the source codes of game executables under GNU General Public License. Because id Software didn't release the whole game for free to the public you still need some of the original files from Quake to play QuakeWorld using our client.
    Downloads: 71 This Week
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  • 11
    Gens is a win32/unix Sega Genesis / Sega CD / Sega 32X emulator.
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    Downloads: 57 This Week
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  • 12
    240p-test-suite

    240p-test-suite

    A homebrew video suite for game consoles

    Downloads are now available at https://artemiourbina.itch.io/240p-test-suite A homebrew software suite for video game consoles developed to help in the evaluation of upscalers, upscan converters, line doublers and of course TV processing of 240p video. The Wii and Dreamcast versions have modes for 480i and 480p evaluation as well. It has tests designed with the processing of 240p signals in mind, although when possible it includes other video modes and specific tests for them. These have been tested with video processors on real hardware and a variety of displays, including CRTs and Arcade monitors via RGB. As a secondary target, the suite aims to provide tools for calibrating colors, black and white levels for specific console outputs and setups. Current platforms are: Sega Genesis (Mega Drive), Sega CD (Mega CD), PC Engine/Turbografx-16, Super CD-ROM2/CD-ROM2, NES/Famicom, Super Nintendo/Super Famicom, Sega Dreamcast, Nintendo Wii and GameCube.
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    Downloads: 149 This Week
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  • 13
    Command & Conquer Red Alert

    Command & Conquer Red Alert

    Command and Conquer: Red Alert original source code

    Electronic Arts Inc. has released the source code for Command & Conquer Red Alert under the GPL V3 license below, with additional terms at the bottom. This ZIP file is the full repository snapshot and includes source code for Command & Conquer Red Alert. This release provides support to the Steam Workshop for the game. Command and Conquer: Red Alert is a classic real-time strategy (RTS) game developed by Electronic Arts, with its source code available on GitHub for archival and preservation purposes. This repository offers tools to assist with compiling and running the game on modern platforms. It supports Steam Workshop integration, and while not currently accepting contributions, the repository serves as an open-source preservation project for the game. Developers interested in restoring the game or adapting it for new environments will find helpful dependencies and build tools outlined in the repository.
    Downloads: 74 This Week
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  • 14
    AdvanceMAME
    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.
    Downloads: 18 This Week
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  • 15
    Crystal Space 3D SDK
    Crystal Space is an Open Source 3D SDK for Unix, Windows, and MacOS/X. It renders with OpenGL and features GLSL shaders, CG shaders, deferred rendering, dynamic shadows, bullet based physics library, terrain engine, skeleton based animation meshes, exporter for Blender, portals, etc...
    Downloads: 17 This Week
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  • 16
    Nesoid

    Nesoid

    NES emulator for Android phones

    This project is based on sources, published by original Nesoid developer, who in turn used code of GPFCE, forked from FCEUltra, currently incarnation of which is known as FCEUX. Help and suggestions are welcome. This project has been abandoned in favor of the RetroArch, another awesome free software emulator (which has much better NES support and is more actively developed): http://www.libretro.com/.
    Downloads: 27 This Week
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  • 17
    Vavoom is Doom/Heretic/Hexen/Strife source port. It features software, OpenGL and Direct3D rendering, VavoomC scripting language, slopes, 3D-floors, Quake style lighting engine, pure client/server architecture with in-game joining and a lots more.
    Downloads: 38 This Week
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  • 18
    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!
    Downloads: 10 This Week
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  • 19
    Game software for emulating an EverQuest server
    Downloads: 38 This Week
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  • 20
    NewWolf is a conversion of a famous 3D action game: Wolf3D by ID software. The purpose of this project is to make a stable, extencible and portable 32bit version of Wolf engine. To allow users run it in different resolutions and on various platforms.
    Downloads: 17 This Week
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  • 21
    FakeNES GT
    FakeNES is a highly portable, Open Source NES and Famicom emulator. It runs on all modern operating systems and has an actively maintained DOS port for enthusiasts. Support for phones and other mobile platforms is under development. The majority of the project is entirely original code released under the zlib/libpng license. Contributed and third-party code is included under GNU licenses.
    Downloads: 12 This Week
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  • 22
    Daedalus is an established open-source Nintendo 64 emulator for Windows and the Sony PSP.
    Downloads: 7 This Week
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  • 23
    Mednafen

    Mednafen

    Multi-System Emulator

    Mednafen is a portable, utilizing OpenGL and SDL, argument(command-line)-driven multi-system emulator.
    Downloads: 19 This Week
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  • 24

    PSID64

    Convert PSID and RSID files into C64 executables

    PSID64 is a program that converts PSID and RSID files into C64 executables. This allows users to play PSID and RSID files (originally used by the PlaySID program) on a real Commodore 64 computer or emulator such as VICE.
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    Downloads: 18 This Week
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  • 25
    Darkfall Emulator

    Darkfall Emulator

    Develop an emulated Darkfall Online Server.

    This project is the development of an open source fully emulated Darkfall Online Server and reverse engineering the proprietary game engine that DFO uses, the SF3D engine as well as its source code.
    Downloads: 10 This Week
    Last Update:
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