PC (classic) — redecomp

Category All Decomp27 Native Port42 Engine Rewrite116 Built on the Code3 Patch / Enhancement1

189 results

Engine Rewrite · PC (classic) OpenRCT2 RollerCoaster Tycoon 2 Open-source re-implementation of RollerCoaster Tycoon 2 with modern-platform support, an improved interface and cooperative multiplayer. 🔥 0🧊 0 16k

Engine Rewrite · PC (classic) openage Age of Empires II Volunteer-built free engine clone of the Genie Engine behind Age of Empires, Age of Empires II and Star Wars: Galactic Battlegrounds. 🔥 0🧊 0 15k

Engine Rewrite · PC (classic) OpenDiablo2 Diablo II Archived Go engine that plays Diablo II with your own copy; development moved to the Abyss Engine project. 🔥 0🧊 0 11k

Engine Rewrite · PC (classic) DevilutionX Diablo Port of Diablo and Hellfire for modern systems with engine improvements, bug fixes and optional quality-of-life features. 🔥 0🧊 0 9.8k

Decomp · PC (classic) Devilution Diablo Reconstructed source code of the 1996 game Diablo, requiring your own copy of the original game data. 🔥 0🧊 0 9k

Engine Rewrite · PC (classic) OpenTTD Transport Tycoon Deluxe Open-source transport simulation game based on Transport Tycoon Deluxe, with multiplayer, add-on content and modern platform support. 🔥 0🧊 0 8.4k

Engine Rewrite · PC (classic) OpenMW The Elder Scrolls III: Morrowind Open-source open-world RPG engine that plays The Elder Scrolls III: Morrowind, with improved graphics and its own editor, OpenMW-CS. 🔥 0🧊 0 6.6k

Engine Rewrite · PC (classic) VCMI Heroes of Might and Magic III Open-source engine for Heroes of Might and Magic III with modding support, a map editor and builds for desktop and mobile. 🔥 0🧊 0 5.9k

Engine Rewrite · PC (classic) OpenSC2K SimCity 2000 Open-source remake of SimCity 2000 built with Rust and Godot for Windows, Linux and macOS; needs your own copy of the game. 🔥 0🧊 0 5.3k

Decomp · PC (classic) Space Cadet Pinball 3D Pinball for Windows - Space Cadet Decompilation of 3D Pinball for Windows - Space Cadet that runs on Windows, Linux and macOS with your original game data. 🔥 0🧊 0 4.7k

Engine Rewrite · PC (classic) fheroes2 Heroes of Might and Magic II Open-source rewrite of the Heroes of Might and Magic II engine with high-resolution graphics, improved AI and many fixes. 🔥 0🧊 0 3.5k

Decomp · PC (classic) LEGO Island Decompilation LEGO Island Complete decompilation of LEGO Island (1997, version 1.1 English) that matches the original machine code and builds for 32-bit Windows. 🔥 0🧊 0 3.5k

Engine Rewrite · PC (classic) Julius Caesar III Open-source re-implementation of Caesar III with identical game logic, widescreen support and ports for desktop, Android and handhelds. 🔥 0🧊 0 3.4k

Engine Rewrite · PC (classic) Fallout Community Edition Fallout Re-implementation of Fallout that keeps the original gameplay and adds engine bugfixes and quality-of-life improvements across platforms. 🔥 0🧊 0 2.9k

Engine Rewrite · PC (classic) DiabloWeb Diablo Diablo 1 compiled to WebAssembly so it runs in a web browser, including on phones, with the shareware version playable anywhere. 🔥 0🧊 0 2.9k

Engine Rewrite · PC (classic) San Andreas Unity Grand Theft Auto: San Andreas Open-source reimplementation of the GTA San Andreas engine in Unity, focused on gameplay, multiplayer and easy modding. 🔥 0🧊 0 2.6k

Engine Rewrite · PC (classic) OpenRW Grand Theft Auto III Cross-platform open-source re-implementation of Grand Theft Auto III that needs a legitimate copy of the PC game. 🔥 0🧊 0 2.2k

Engine Rewrite · PC (classic) freeablo Diablo Archived cross-platform reimplementation of the Diablo 1 engine that needs the original game data and only reached a base of the game. 🔥 0🧊 0 2.2k

Engine Rewrite · PC (classic) Augustus Caesar III Fork of Julius for Caesar III that adds gameplay changes such as roadblocks and a global labour pool, plus scenario sharing. 🔥 0🧊 0 2.1k

Engine Rewrite · PC (classic) OpenLoco Chris Sawyer's Locomotion Open-source re-implementation of Chris Sawyer's Locomotion, the transport-company sim that followed Transport Tycoon. 🔥 0🧊 0 1.9k

Native Port · PC (classic) Generals: Zero Hour for macOS, iOS and iPadOS Command & Conquer: Generals - Zero Hour Native port of C&C Generals: Zero Hour to Apple Silicon Macs, iPhone and iPad, with RTS touch controls and a DXVK/MoltenVK renderer. 🔥 0🧊 0 1.7k

Engine Rewrite · PC (classic) OpenSAGE SAGE engine (C&C Generals, BFME) Early-stage C# re-implementation of the SAGE RTS engine behind Command & Conquer: Generals and Zero Hour; not yet playable. 🔥 0🧊 0 1.6k

Engine Rewrite · PC (classic) OpenGothic Gothic I-III / Chronicles of Myrtana Open-source re-implementation of Gothic 2: Night of the Raven that completes the main quest and addon with modern graphics APIs. 🔥 0🧊 0 1.6k

Native Port · PC (classic) QuakeJS Quake III Arena Port of ioquake3 to JavaScript using Emscripten, so Quake III Arena runs in the browser with WebSocket multiplayer. 🔥 0🧊 0 1.6k

Engine Rewrite · PC (classic) openblack Black & White Open-source engine that reimplements Black & White (2001) in modern C++ with OpenGL and Vulkan rendering. 🔥 0🧊 0 1.6k

Native Port · PC (classic) Halo: Combat Evolved (OpenCE) Halo: Combat Evolved Port of the Halo: Combat Evolved Xbox decompilation to Linux, Windows, Android and web browsers, with system link multiplayer. 🔥 0🧊 0 1.5k

Engine Rewrite · PC (classic) OpenTomb Tomb Raider I-V (classic) Inactive open-source engine remake for playing classic Tomb Raider 1 to 5 and custom TRLE levels; the authors point to TombEngine. 🔥 0🧊 0 1.4k

Engine Rewrite · PC (classic) doukutsu-rs Cave Story Faithful Rust remake of the Cave Story engine with quality-of-life improvements, builds for desktop and Android, and support for several data sets. 🔥 0🧊 0 1.3k

Engine Rewrite · PC (classic) GemRB BioWare Infinity Engine games (Baldur's Gate, Icewind Dale...) Portable open-source reimplementation of the Infinity Engine behind Baldur's Gate, Icewind Dale and Planescape: Torment. 🔥 0🧊 0 1.3k

Engine Rewrite · PC (classic) OpenSpades Ace of Spades 0.75 Compatible open-source client for Ace of Spades 0.75 that connects to vanilla, pyspades and pysnip servers. 🔥 0🧊 0 1.2k

Engine Rewrite · PC (classic) Diablerie Diablo II Early-stage recreation of Diablo II in Unity that runs with data from your own copy of Diablo II: Lord of Destruction. 🔥 0🧊 0 1.2k

Engine Rewrite · PC (classic) xoreos BioWare Aurora engine (NWN, KotOR...) Pre-alpha open-source reimplementation of BioWare's Aurora engine, targeting Neverwinter Nights, Knights of the Old Republic and more. 🔥 0🧊 0 1.2k

Engine Rewrite · PC (classic) Surreal Engine Unreal Engine 1 games Reimplementation of Unreal Engine 1 focused on making Unreal (Gold) and Unreal Tournament (UT99) playable. 🔥 0🧊 0 1.1k

Engine Rewrite · PC (classic) Riiablo Diablo II Early attempt to rebuild Diablo II from scratch in Java and LibGDX using your own original assets, with flexible aspect ratios. 🔥 0🧊 0 1.1k

Native Port · PC (classic) Arx Libertatis Arx Fatalis Cross-platform port of the first-person RPG Arx Fatalis, based on the publicly released source code. 🔥 0🧊 0 1.1k

Engine Rewrite · PC (classic) Pikachu Volleyball Pikachu Volleyball JavaScript reimplementation of the 1997 Windows game Pikachu Volleyball, built by reverse engineering its physics engine and AI, playable in the browser. 🔥 0🧊 0 1.1k

Native Port · PC (classic) LEGO Island Portable LEGO Island Portable version of LEGO Island 1.1 based on the decompilation, running on desktop, mobile, web and several consoles. 🔥 0🧊 0 1.1k

Decomp · PC (classic) GTA San Andreas Reversed Grand Theft Auto: San Andreas Hobby project reversing and documenting every function of GTA San Andreas 1.0 US, delivered as a DLL loaded through an ASI loader. 🔥 0🧊 0 1k

Native Port · PC (classic) KeeperFX Dungeon Keeper Open-source remake and fan expansion of Dungeon Keeper that fixes and modernizes the classic with higher resolutions and bugfixes. 🔥 0🧊 0 1k

Engine Rewrite · PC (classic) TRX: Tomb Raider I-III Community Edition Tomb Raider I-III (classic) Open-source reimplementation of Tomb Raider 1, 2 and 3 in a single engine, with enhancements, bugfixes and custom level support. 🔥 0🧊 0 1k

Engine Rewrite · PC (classic) FreeSO The Sims Online Full reimplementation of The Sims Online in MonoGame, now a technology base for other servers, with hi-res output and taller houses. 🔥 0🧊 0 983

Native Port · PC (classic) vkDOOM3 Doom 3 BFG Archived Vulkan renderer for the GPL DOOM 3 BFG Edition, written as a larger-scale example of how to use Vulkan. 🔥 0🧊 0 906

Engine Rewrite · PC (classic) Falltergeist Fallout 2 Open-source cross-platform Fallout 2 engine written in C++ and SDL that plays the game with your own data files. 🔥 0🧊 0 887

Engine Rewrite · PC (classic) OpenEnroth Might and Magic VI-VIII Open reimplementation of the Might and Magic VI-VIII engine; Might and Magic VII is playable today with MM6 and MM8 planned. 🔥 0🧊 0 871

Engine Rewrite · PC (classic) OpenNFS Need for Speed (classic series) Early-stage modern engine that unpacks the original data of the classic Need for Speed games 1 to 5 on PC and PSX. 🔥 0🧊 0 845

Engine Rewrite · PC (classic) OpenMoHAA Medal of Honor: Allied Assault Open re-implementation of Medal of Honor: Allied Assault and its expansions with ioquake3 fixes, bots and cross-platform support. 🔥 0🧊 0 831

Engine Rewrite · PC (classic) Aleph One Marathon 2 (Bungie) Open-source continuation of Bungie's Marathon 2 engine that plays Marathon, Marathon 2, Marathon Infinity and third-party content. 🔥 0🧊 0 813

Native Port · PC (classic) NFSIISE Need for Speed II SE Cross-platform wrapper for Need for Speed II SE that adds 3D acceleration through OpenGL and a TCP protocol for multiplayer. 🔥 0🧊 0 769

Native Port · PC (classic) iortcw Return to Castle Wolfenstein Merge of ioquake3 features and fixes into the Return to Castle Wolfenstein code bases, with SDL, OpenAL, x86_64 and VoIP support. 🔥 0🧊 0 758

Engine Rewrite · PC (classic) Vangers Vangers Open-source build of Vangers, the racing and RPG hybrid, now on SDL 3 with gamepad support and a TOML settings file. 🔥 0🧊 0 737

Native Port · PC (classic) micropolisJS SimCity (Micropolis) A JavaScript and HTML5 port of Micropolis, the open-source SimCity, that runs in the browser. 🔥 0🧊 0 729

Engine Rewrite · PC (classic) Jazz² Resurrection Jazz Jackrabbit 2 Native C++ reimplementation of Jazz Jackrabbit 2 for Windows, Linux, macOS, Steam Deck and Android, using your original game files. 🔥 0🧊 0 715

Engine Rewrite · PC (classic) benilla World of Warcraft 1.12.1 (client) A from-scratch World of Warcraft 1.12.1 client written in Rust and Bevy that connects to a 1.12.1 server and reads your own install's data. 🔥 0🧊 0 714

Engine Rewrite · PC (classic) Thyme Command & Conquer: Generals - Zero Hour Open-source re-implementation of Command & Conquer: Generals - Zero Hour for Windows that aims to fix bugs and enable new platforms. 🔥 0🧊 0 695

Native Port · PC (classic) Cave Story MD Cave Story Fan port of Cave Story to the Sega Mega Drive/Genesis that runs on real hardware or any emulator, with the main story finished. 🔥 0🧊 0 673

Engine Rewrite · PC (classic) OpenVIII Final Fantasy VIII Archived open-source Final Fantasy VIII engine in C# on MonoGame, aimed at Windows and Linux with mobile versions planned. 🔥 0🧊 0 673

Engine Rewrite · PC (classic) OpenCiv3 Civilization III Open-source, mod-oriented remake of Civilization III built with Godot and C#, currently in an early pre-alpha state. 🔥 0🧊 0 667

Engine Rewrite · PC (classic) REGoth Gothic I-II (zEngine) Open-source reimplementation of the zEngine behind Gothic and Gothic II; the project has since restarted in a new repository. 🔥 0🧊 0 654

Native Port · PC (classic) WebQuake Quake HTML5 and WebGL source port of Quake that runs in the browser, with mission pack, mod and multiplayer support. 🔥 0🧊 0 653

Native Port · PC (classic) DXX-Rebirth Descent / Descent II Modern source port of Descent and Descent II for Linux, macOS and Windows, with OpenGL rendering and online multiplayer. 🔥 0🧊 0 639

Engine Rewrite · PC (classic) GLSMAC Sid Meier's Alpha Centauri Unofficial OpenGL and SDL2 reimplementation of Sid Meier's Alpha Centauri and Alien Crossfire, with a rewritten engine and network code. 🔥 0🧊 0 638

Built on the Code · PC (classic) Plants vs. Zombies Online Battle Plants vs. Zombies A mod that adds two-player online battle to Plants vs. Zombies, one side as plants and the other as zombies, via DLL injection. 🔥 0🧊 0 627

Native Port · PC (classic) idTech4A++ (Harmattan Edition) Doom 3 / Quake 4 / Prey (2006) Collection of idTech engine ports, led by Doom 3, Quake 4 and Prey, running on Android, Windows and Linux with OpenGL ES. 🔥 0🧊 0 627

Decomp · PC (classic) Touhou 6 Decompilation Touhou 6: Embodiment of Scarlet Devil Decompilation of Touhou 6: Embodiment of Scarlet Devil (version 1.02h) built with the original Visual Studio 2002 toolchain. 🔥 0🧊 0 613

Engine Rewrite · PC (classic) Librelancer Freelancer Open-source engine for Freelancer whose development has moved to Codeberg; this GitHub repository is archived. 🔥 0🧊 0 612

Engine Rewrite · PC (classic) OpenApoc X-COM: Apocalypse Open-source reimplementation of X-COM: Apocalypse in C++ and SDL2 with full mod support, using your original game files. 🔥 0🧊 0 597

Engine Rewrite · PC (classic) Jazz² Resurrection (Releases) Jazz Jackrabbit 2 Release page for Jazz² Resurrection, the Jazz Jackrabbit 2 reimplementation, now fully rewritten in the jazz2-native repository. 🔥 0🧊 0 577

Engine Rewrite · PC (classic) Richter Quake Pre-alpha Quake engine written in Rust whose client can already connect to original Quake servers and play back demos. 🔥 0🧊 0 570

Engine Rewrite · PC (classic) Carnage3D Grand Theft Auto (1) Early-stage open-source remake of the original Grand Theft Auto that runs on Windows, Linux and even in the browser. 🔥 0🧊 0 568

Engine Rewrite · PC (classic) NXEngine-evo Cave Story Upgraded and refactored version of the NXEngine Cave Story engine with SDL2, widescreen, mod support and Vita and Switch builds. 🔥 0🧊 0 549

Engine Rewrite · PC (classic) Ambermoon.net Ambermoon Complete C# rewrite of the Amiga RPG Ambermoon for Windows, Linux and macOS, including the Ambermoon Advanced extension. 🔥 0🧊 0 540

Engine Rewrite · PC (classic) JA2 Stracciatella Jagged Alliance 2 Community-driven port of Jagged Alliance 2 to more platforms, fixing bugs and adding a mod development platform. 🔥 0🧊 0 540

Decomp · PC (classic) TOMB5 Tomb Raider: Chronicles Decompilation of Tomb Raider: Chronicles into C source, based on the final PlayStation and PC versions. 🔥 0🧊 0 520

Engine Rewrite · PC (classic) Meridian 59 Meridian 59 Source code for the classic MMORPG Meridian 59, including the client, server, Blakod compiler and room editor, built with Visual Studio. 🔥 0🧊 0 518

Engine Rewrite · PC (classic) OpenClaw Captain Claw Multiplatform C++ reimplementation of the 1997 platformer Captain Claw, written from scratch to use your original game archive. 🔥 0🧊 0 515

Native Port · PC (classic) Bugdom Bugdom Pangea Software's Bugdom updated for modern macOS, Windows and Linux with arbitrary resolutions and bug fixes, with the developer's approval. 🔥 0🧊 0 510

Engine Rewrite · PC (classic) OpenKeeper Dungeon Keeper 2 Open-source Java remake of Dungeon Keeper II using JMonkeyEngine and the original game assets. 🔥 0🧊 0 506

Engine Rewrite · PC (classic) REGoth-bs Gothic I-II Restart of the REGoth project: an open-source reimplementation of the zEngine behind Gothic and Gothic II using modern technologies. 🔥 0🧊 0 499

Engine Rewrite · PC (classic) Simitone The Sims Alternative C# Windows frontend for The Sims 1 based on FreeSO, with a 3D view, modern UI resolutions and better performance. 🔥 0🧊 0 499

Native Port · PC (classic) FreeSpace 2 Source Code Project Freespace 2 Origin repository of the FreeSpace 2 Source Code Project (FS2 Open), the long-running open-source engine for Freespace 2. 🔥 0🧊 0 490

Engine Rewrite · PC (classic) vange-rs Vangers Rust remake of Vangers with GPU-accelerated graphics through wgpu, including a voxelized ray-traced terrain renderer. 🔥 0🧊 0 488

Engine Rewrite · PC (classic) donut The Simpsons: Hit & Run Open-source reimplementation of The Simpsons: Hit & Run in modern C++ and OpenGL, using the original game assets. 🔥 0🧊 0 485

Native Port · PC (classic) Nanosaur Nanosaur Pangea Software's Nanosaur updated for modern macOS, Windows and Linux with arbitrary resolutions and gameplay bug fixes. 🔥 0🧊 0 474

Engine Rewrite · PC (classic) Ryzom Core Ryzom Open-source MMORPG framework on the NeL engine, with the client, server and tools code behind the Ryzom game, maintained by the community. 🔥 0🧊 0 469

Patch / Enhancement · PC (classic) Phobos Command & Conquer: Red Alert 2 - Yuri's Revenge Community engine extension for Command & Conquer: Red Alert 2 - Yuri's Revenge that adds new features and fixes, compatible with Ares. 🔥 0🧊 0 462

Native Port · PC (classic) d3wasm Doom 3 Port of the Doom 3 engine to WebAssembly with a WebGL renderer, running id Tech 4 in the browser. 🔥 0🧊 0 455

Decomp · PC (classic) CS16Client Counter-Strike 1.6 Reverse-engineered Counter-Strike 1.6 client for mobile and other unofficially supported platforms, running on Xash3D FWGS. 🔥 0🧊 0 454

Decomp · PC (classic) Halo: Combat Evolved Decompilation Halo: Combat Evolved Research project re-implementing the original Xbox Halo: Combat Evolved in C, patched piece by piece into the original executable. 🔥 0🧊 0 448

Decomp · PC (classic) R.E.L.I.V.E. Oddworld: Abe's Oddysee / Exoddus Open-source engine replacement for Oddworld: Abe's Oddysee and Abe's Exoddus, aiming at full compatibility, bug fixes and modding tools. 🔥 0🧊 0 441

Engine Rewrite · PC (classic) OpenTS2 The Sims 2 Open-source reimplementation of The Sims 2 in Unity, at an early stage with a main menu and basic neighborhood view. 🔥 0🧊 0 431

Engine Rewrite · PC (classic) Chariot Age of Empires Early Rust reimplementation of the Age of Empires (1997) engine, so far a demo of the original game assets loading. 🔥 0🧊 0 431

Decomp · PC (classic) reVC Grand Theft Auto: Vice City Fully reversed source code of GTA Vice City that runs on Windows, Linux, macOS, Android and FreeBSD, with many fixes and widescreen support. 🔥 0🧊 0 419

Engine Rewrite · PC (classic) TheXTech Super Mario Bros. X (SMBX) C++ rewrite of the Super Mario Bros. X (SMBX 1.3) engine for modern and non-Windows platforms, reproducing the old engine with new features. 🔥 0🧊 0 418

Decomp · PC (classic) Fallout 2 Reference Edition Fallout 2 Reverse-engineered source code of Fallout 2 that works as a drop-in replacement for fallout2.exe, mostly complete and the base of Fallout 2 Community Edition. 🔥 0🧊 0 410

Engine Rewrite · PC (classic) KaM Remake Knights and Merchants Archived Delphi remake of Knights and Merchants: The Shattered Kingdom with online multiplayer and engine bug fixes, reusing the original resource files. 🔥 0🧊 0 377

Engine Rewrite · PC (classic) OpenDiablo2 Diablo II Archived, very early implementation of Diablo II on the Abyss Engine that reads the MPQ files from your own legal copy; not yet playable. 🔥 0🧊 0 370

Engine Rewrite · PC (classic) Gish Gish Open-source release of the physics platformer Gish, with build instructions for Linux, Windows and macOS. 🔥 0🧊 0 355

Engine Rewrite · PC (classic) OpenSWE1R Star Wars Episode I: Racer Open-source port of Star Wars Episode I: Racer that patches open code into the original game at runtime, using emulation for portability. 🔥 0🧊 0 350

Native Port · PC (classic) MinecraftC Minecraft Classic Port of Minecraft Classic 0.0.30a to C using SDL2 and OpenGL 1.1, with an optional raytracing mod. 🔥 0🧊 0 350

Engine Rewrite · PC (classic) OpenRealm Warcraft III Quake-style C engine for Blizzard-era game data, playing Warcraft III with experimental World of Warcraft and StarCraft II targets, using data you own. 🔥 0🧊 0 344

Built on the Code · PC (classic) Romanov's Vengeance Red Alert 2 (OpenRA mod) Third-party OpenRA mod based on Red Alert 2, aiming for balanced multiplayer with modern Command & Conquer improvements. 🔥 0🧊 0 344

Engine Rewrite · PC (classic) OpenTIE Star Wars: TIE Fighter Open-source reimplementation of Star Wars: TIE Fighter for Windows, macOS and Linux that runs the original game data. 🔥 0🧊 0 328

Decomp · PC (classic) cdcEngineDXHR Deus Ex: Human Revolution (cdc engine) Non-matching decompilation of Deus Ex: Human Revolution, cleaned up by hand and buildable on Linux and Windows. 🔥 0🧊 0 323

Engine Rewrite · PC (classic) Rad-Therapy Half-Life Clean-room reimplementation of Half-Life and Half-Life Deathmatch written in QuakeC, running on the FTE engine. 🔥 0🧊 0 321

Engine Rewrite · PC (classic) reone Star Wars: Knights of the Old Republic I-II Free, clean-room game engine that runs Star Wars: Knights of the Old Republic and The Sith Lords for play and modding. 🔥 0🧊 0 315

Engine Rewrite · PC (classic) CroftEngine Tomb Raider (1) Open-source remake engine for the original Tomb Raider with native controller support, texture packs and online ghosts. 🔥 0🧊 0 310

Engine Rewrite · PC (classic) Abyss Engine Diablo II Clean-room Diablo II engine written in C, meant to be portable and easy to mod and extend. 🔥 0🧊 0 310

Engine Rewrite · PC (classic) BetterSpades Ace of Spades Lightweight Ace of Spades client that runs on very old systems down to OpenGL 1.1, free of Jagex code. 🔥 0🧊 0 285

Engine Rewrite · PC (classic) Sourcehold Stronghold Early-stage open-source engine reimplementation of Stronghold (2001); currently frozen pending the Definitive Edition. 🔥 0🧊 0 279

Engine Rewrite · PC (classic) DGEngine Diablo Engine that runs Diablo 1 and Hellfire from their game files, with support for Diablo Flare, Diablo Extended and a Diablo 2 demo setup. 🔥 0🧊 0 270

Native Port · PC (classic) DOOM: BFA Edition Doom 3 BFG Source port based on RBDOOM-3-BFG that enhances Ultimate DOOM, DOOM 2 and DOOM 3 with modern graphics and options. 🔥 0🧊 0 268

Engine Rewrite · PC (classic) Syndicate Wars Fan Expansion Syndicate Wars Open-source port and fan expansion of Bullfrog's 1996 Syndicate Wars for modern systems, adding new resources. 🔥 0🧊 0 261

Native Port · PC (classic) Lambda1VR Half-Life (Quest VR) Port of the Xash3D-FWGS Half-Life engine to Oculus Quest, adding 6DoF weapons and OpenGL ES 2.0 rendering. 🔥 0🧊 0 244

Engine Rewrite · PC (classic) freeaoe Age of Empires II Free engine in early development for Age of Empires II and other Genie games like Star Wars: Galactic Battlegrounds. 🔥 0🧊 0 241

Native Port · PC (classic) Chocolate Quake Quake Purist, minimalist Quake source port that reproduces v1.09 and earlier DOS behavior, quirks included. 🔥 0🧊 0 224

Engine Rewrite · PC (classic) Zero Hour Reforged Command & Conquer: Generals - Zero Hour Command & Conquer: Generals Zero Hour rebuilt from EA's published source as a 64-bit game with bug fixes and a smarter AI. 🔥 0🧊 0 222

Engine Rewrite · PC (classic) OpenAWE Alan Wake (engine) Open-source reimplementation of Remedy's Alan Wake engine (later Northlight), aiming to run Alan Wake and American Nightmare. 🔥 0🧊 0 220

Native Port · PC (classic) MBHaxe Marble Blast Gold / Platinum / Ultra Haxe port of Marble Blast Gold, Platinum, Ultra and PlatinumQuest with near-identical physics and cross-platform multiplayer. 🔥 0🧊 0 216

Native Port · PC (classic) Mighty Mike Mighty Mike (Power Pete) Pangea Software's Mighty Mike (Power Pete) updated for modern systems with widescreen and gamepad support. 🔥 0🧊 0 211

Decomp · PC (classic) CSE2 Cave Story Decompilation of Cave Story with an accurate branch and a portable branch that runs on Windows, Linux, macOS and consoles. 🔥 0🧊 0 198

Engine Rewrite · PC (classic) Nanolathe Total Annihilation Independent Go-based 2.5D RTS engine with a clean-room reimplementation of Total Annihilation for skirmish, campaign and online play. 🔥 0🧊 0 196

Decomp · PC (classic) Duck Game Rebuilt Duck Game Decompilation of Duck Game with large improvements to performance, compatibility and quality-of-life features. 🔥 0🧊 0 195

Engine Rewrite · PC (classic) sh3redux Silent Hill 3 Engine remake of Silent Hill 3 in OpenGL and C++; the README only covers build dependencies. 🔥 0🧊 0 187

Engine Rewrite · PC (classic) Crimsonland, rebuilt Crimsonland Faithful rewrite of Crimsonland (2003) as a Python/raylib reimplementation plus a matching decompilation playable in the browser. 🔥 0🧊 0 187

Engine Rewrite · PC (classic) Open Panzer Panzer General 2 HTML5 and JavaScript rewrite of Panzer General 2 that runs in modern browsers, including on Android and iOS. 🔥 0🧊 0 187

Decomp · PC (classic) Halo 1 Decompilation Halo: Combat Evolved Work-in-progress decompilation of Halo: Combat Evolved build 2342 for the original Xbox, with public progress tracking. 🔥 0🧊 0 184

Engine Rewrite · PC (classic) Waddle Forever Club Penguin Playable single-player archive of Club Penguin, bundling a local server emulator and an Electron client that runs the game without Flash. 🔥 0🧊 0 184

Engine Rewrite · PC (classic) D2MOO Diablo II Reimplementation of Diablo II (Method and Ordinal Overhaul) with patching tools to help modders understand and change the game. 🔥 0🧊 0 181

Native Port · PC (classic) Otto Matic Otto Matic Pangea Software's Otto Matic updated to run on modern Windows, macOS and Linux, faithful to the 2001 original. 🔥 0🧊 0 181

Engine Rewrite · PC (classic) Forsaken Forsaken Community port of the Forsaken game engine to modern systems. 🔥 0🧊 0 180

Engine Rewrite · PC (classic) Vault13 Fallout 2 Work-in-progress Rust reimplementation of the Fallout 2 engine; not yet playable but with a demo mode and nightly builds. 🔥 0🧊 0 179

Decomp · PC (classic) Fallout Reference Edition Fallout Reverse-engineered source of Fallout 1 that can be played start to finish as a drop-in replacement for the original executable. 🔥 0🧊 0 177

Native Port · PC (classic) Cro-Mag Rally Cro-Mag Rally Pangea Software's caveman racer Cro-Mag Rally ported to modern Windows, macOS and Linux with 4-player split-screen and a scoreboard. 🔥 0🧊 0 172

Engine Rewrite · PC (classic) OpenHoW Hogs of War Archived open-source reimplementation of Hogs of War, aiming for a free engine that reads PC game data; early and unfinished. 🔥 0🧊 0 170

Engine Rewrite · PC (classic) UAlbion Albion Remake of the 1995 RPG Albion in .NET, rendering 2D and 3D maps and handling dialogue and inventory; combat and magic are not done yet. 🔥 0🧊 0 168

Engine Rewrite · PC (classic) Arcanum Community Edition Arcanum Beta community edition of Arcanum for modern systems, a drop-in replacement for arcanum.exe on Windows, Linux and macOS. 🔥 0🧊 0 167

Native Port · PC (classic) WebXash Half-Life (browser) Play Half-Life 1 and Counter-Strike 1.6 in the browser with Xash3D-FWGS compiled to WebAssembly, using your own game files. 🔥 0🧊 0 163

Native Port · PC (classic) Descent 3: Piccu Engine Descent 3 Quality-of-life engine for Descent 3 built from the 1.5 source release, with widescreen, adjustable FOV, OpenAL audio and many bugfixes. 🔥 0🧊 0 161

Engine Rewrite · PC (classic) OpenTPW Theme Park World Open-source re-implementation of Bullfrog's Sim Theme Park / Theme Park World (1999); very early and not yet playable. 🔥 0🧊 0 160

Native Port · PC (classic) MechCommander 2 Open Source Engine MechCommander 2 Open-source engine and OpenGL Linux port for MechCommander 2, playable through all missions on 64-bit Linux and Windows. 🔥 0🧊 0 159

Engine Rewrite · PC (classic) OpenNefia Elona Open-source, moddable engine reimplementation of the Japanese roguelike Elona, built on .NET 8; still a work in progress. 🔥 0🧊 0 156

Engine Rewrite · PC (classic) CPyMO PyMO visual novel engine C reimplementation of the PyMO visual novel engine that runs PyMO games on Windows, consoles, phones and the web using legally owned copies. 🔥 0🧊 0 153

Engine Rewrite · PC (classic) SMACX Thinker Mod Sid Meier's Alpha Centauri Engine-feature mod for Alpha Centauri: Alien Crossfire that adds rewritten AI, new options and rendering changes through an extra DLL. 🔥 0🧊 0 153

Native Port · PC (classic) Cartoon Cartoon Summer Resort Cartoon Cartoon Summer Resort Browser port of the Cartoon Network Shockwave game series Cartoon Cartoon Summer Resort, plus Scooby-Doo Hollywood Horror and a map editor. 🔥 0🧊 0 152

Engine Rewrite · PC (classic) OGS Engine GoldSrc engine (Half-Life) Clean-room GoldSource engine prototype built from id Tech 2 sources with no reverse-engineered code. 🔥 0🧊 0 152

Engine Rewrite · PC (classic) OpenXWA Star Wars: X-Wing Alliance Open-source reimplementation of Star Wars: X-Wing Alliance for Windows, macOS and Linux with classic and modern graphics modes. 🔥 0🧊 0 152

Decomp · PC (classic) Magic Carpet 2 HD Magic Carpet 2 Magic Carpet 2 reverse-engineered from assembly to C/C++, with HD to 4K play, modern controls and a configurator. 🔥 0🧊 0 151

Engine Rewrite · PC (classic) hode (Heart of Darkness) Heart of Darkness Reimplementation of the Heart of Darkness engine by Gregory Montoir, running the original Windows data files on modern systems. 🔥 0🧊 0 150

Engine Rewrite · PC (classic) KotOR.js Star Wars: Knights of the Old Republic TypeScript reimplementation of the Odyssey Engine behind KotOR I and II, running in the browser or Electron, with an early mod editor. 🔥 0🧊 0 149

Native Port · PC (classic) Pharaoh MapleStory MapleStory Early-stage MapleStory client, editor and file browser built on an in-progress engine with Lua scripting; the repository holds the Lua code. 🔥 0🧊 0 149

Native Port · PC (classic) openQ4 Quake 4 Open-source engine and game-code replacement for Quake 4 with widescreen, high refresh rates, optional visual upgrades and real liquids. 🔥 0🧊 0 149

Decomp · PC (classic) SA-MP Decompilation San Andreas Multiplayer (SA-MP) Work-in-progress matching decompilation of San Andreas Multiplayer 0.3.7, the multiplayer mod for GTA: San Andreas on PC. 🔥 0🧊 0 147

Decomp · PC (classic) Reversing Minesweeper Minesweeper (Windows) Reconstruction of the Windows XP Minesweeper source code by static analysis, with a design document and bug findings. 🔥 0🧊 0 146

Engine Rewrite · PC (classic) Homeworld SDL (Gardens of Kadesh) Homeworld SDL source port of Homeworld 1 for Linux, Windows, macOS and browsers, now continued as Gardens of Kadesh; this repository is a mirror. 🔥 0🧊 0 146

Native Port · PC (classic) Xash3D-Emscripten Half-Life (Xash3D) Re-upload of an Emscripten port of Xash3D that runs Half-Life Uplink, Deathmatch, Day One and Hazard Course in the browser. 🔥 0🧊 0 146

Engine Rewrite · PC (classic) DarkFO Fallout 2 Browser-based TypeScript reimplementation of the Fallout 2 engine that handles maps, NPC dialogue, bartering and some quests; archived and incomplete. 🔥 0🧊 0 145

Engine Rewrite · PC (classic) OutpostHD Outpost Open-source redesign of Sierra's 1994 city-building strategy game Outpost, in active development for Windows with Linux and macOS source builds. 🔥 0🧊 0 145

Decomp · PC (classic) Memory of Alessa (Silent Hill 3) Silent Hill 3 Early-stage byte-matching decompilation of Silent Hill 3 (PS2) and the Silent Hill 2 engine it builds on. 🔥 0🧊 0 142

Native Port · PC (classic) vitaQuake Quake Quake engine source port for the PlayStation Vita with GPU rendering, gyro aiming, mod support and LAN multiplayer. 🔥 0🧊 0 142

Engine Rewrite · PC (classic) OpenMB Mount & Blade Open-source C# engine for Taleworlds' Mount & Blade series built on Ogre3D, with mod support and a built-in editor. 🔥 0🧊 0 142

Engine Rewrite · PC (classic) nv-rs Fallout: New Vegas Experimental Rust and Bevy engine for Fallout: New Vegas that aims to play exactly like the original from your own game files. 🔥 0🧊 0 137

Built on the Code · PC (classic) STALKER on UE S.T.A.L.K.E.R. series Project porting the S.T.A.L.K.E.R. trilogy and its X-Ray Engine logic to Unreal Engine 5, with Shadow of Chernobyl supported and the others in beta. 🔥 0🧊 0 136

Native Port · PC (classic) rsc-c RuneScape Classic Portable RuneScape Classic client in C99 for desktop, web, 3DS, Switch and Wii, supporting the 204 and 177 protocols. 🔥 0🧊 0 134

Native Port · PC (classic) Open Test Drive Unlimited Test Drive Unlimited Work-in-progress source port of Test Drive Unlimited (PC, 2006) that aims to fix issues on modern systems and add cross-platform support. 🔥 0🧊 0 134

Decomp · PC (classic) Resident Evil 1 PC Decompilation Resident Evil Functionally complete decompilation of the 1997 PC Resident Evil 1, rebuilt on Direct3D 11 for Windows and OpenGL for Linux. 🔥 0🧊 0 133

Engine Rewrite · PC (classic) Age of Empires Free Software Remake Age of Empires / Rise of Rome Cross-platform free software remake of Age of Empires and Rise of Rome that mimics the Genie engine; only basic multiplayer-style gameplay so far. 🔥 0🧊 0 131

Engine Rewrite · PC (classic) RustyVolley Blobby Volley 2 Rust rewrite of Blobby Volley 2 that compiles to a native app or to WebAssembly for the browser. 🔥 0🧊 0 130

Engine Rewrite · PC (classic) OpenKrush KKnD / KKnD2: Krossfire KKnD and KKnD2: Krossfire mod built on the OpenRA engine; the README covers the OpenRA SDK scripts. 🔥 0🧊 0 127

Decomp · PC (classic) Undertale-DC Undertale Decompilation of UNDERTALE for Xbox One ported to a recent GameMaker Studio 2 beta, with optional enhancements and a vanilla branch. 🔥 0🧊 0 126

Engine Rewrite · PC (classic) OpenATDeluxe Airline Tycoon Deluxe Open-source remake of Airline Tycoon Deluxe built in Godot, planning Full HD and native Windows, Linux and macOS support; airport and player are implemented. 🔥 0🧊 0 126

Engine Rewrite · PC (classic) OpenSA Swarm Assault Remake of the 1999 RTS Swarm Assault on the OpenRA engine, with modern controls, multiplayer and a map editor. 🔥 0🧊 0 124

Native Port · PC (classic) DoukutsuPSX Cave Story Work-in-progress port of Cave Story to the Sony PlayStation, built on the CSE2 decompilation and playable on hardware or emulators. 🔥 0🧊 0 123

Decomp · PC (classic) Halo CE Universal (128-player fork) Halo: Combat Evolved Fork of the Halo: Combat Evolved Xbox decomp port for Windows, Linux and Android, with multiplayer raised to 128 players. 🔥 0🧊 0 122

Engine Rewrite · PC (classic) OpenNefia (old prototype) Elona Archived alpha prototype of a moddable Lua and LÖVE reimplementation of the Japanese roguelike Elona. 🔥 0🧊 0 121

Decomp · PC (classic) tomb3 Tomb Raider III Decompilation project of the PC version of Tomb Raider III, aimed at preserving the original source code. 🔥 0🧊 0 118

Decomp · PC (classic) Plants vs. Zombies Decompilation Plants vs. Zombies Decompilation of the PC game Plants vs. Zombies, continuing an earlier project by kopie with fixes checked against a retail binary. 🔥 0🧊 0 117

Native Port · PC (classic) Hexen II: Hammer of Thyrion Hexen II Hammer of Thyrion (uHexen2), a cross-platform source port of the Hexen II engine for modern systems. 🔥 0🧊 0 117

Native Port · PC (classic) Half-Life Browser Port (em-xash) Half-Life (browser) Browser port of Half-Life based on an Emscripten build of the Xash engine, with Half-Life mods. 🔥 0🧊 0 117

Engine Rewrite · PC (classic) siglus_rs SiglusEngine (visual novels) Unofficial Rust reimplementation of the SiglusEngine, RealLive, AVG32 and UK2 visual novel engines for research and porting. 🔥 0🧊 0 115

Decomp · PC (classic) Touhou 8: Imperishable Night Reconstruction Touhou 8: Imperishable Night Exact source reconstruction of Touhou 8: Imperishable Night 1.00d, with a playable native Linux port and Windows and macOS in progress. 🔥 0🧊 0 112

Native Port · PC (classic) LBA2 Classic Community Little Big Adventure 2 Community-maintained source port of the Little Big Adventure 2 engine for Windows, Linux, macOS and Android, with widescreen and HD. 🔥 0🧊 0 111

Engine Rewrite · PC (classic) Gorc Star Wars: Jedi Knight - Dark Forces II Early-development engine recreation of Star Wars Jedi Knight: Dark Forces II, meant to replace the original executable on new platforms. 🔥 0🧊 0 110

Engine Rewrite · PC (classic) OpenXW Star Wars: X-Wing Open-source reimplementation of Star Wars: X-Wing for Windows, macOS and Linux, supporting both the 1994 and 1998 editions. 🔥 0🧊 0 109

Engine Rewrite · PC (classic) openmw-web The Elder Scrolls III: Morrowind OpenMW compiled to WebAssembly so Morrowind runs in a desktop browser, with an admin dashboard and experimental multiplayer. 🔥 0🧊 0 107

Native Port · PC (classic) Quake III Arena in JavaScript Quake III Arena / id Tech 3 games Quake III Arena port in pure pre-ES2015 JavaScript with no WebAssembly, loading your own PK3 files in the browser. 🔥 0🧊 0 105

Decomp · PC (classic) Roblox 2007 Decompilation (RBXGS) Roblox (Nov 2007 client/server) Decompilation of RBXGS, the Roblox Grid Service from November 2007 (version 0.3.634.0), starting with core components. 🔥 0🧊 0 104

Native Port · PC (classic) Nanosaur II: Hatchling Nanosaur II Port of Pangea Software's 2004 game Nanosaur II to macOS, Windows and Linux, made with permission from Pangea. 🔥 0🧊 0 104

Engine Rewrite · PC (classic) TemplePlus Temple of Elemental Evil Hooks, extensions and fixes for The Temple of Elemental Evil that modernize the original game's engine. 🔥 0🧊 0 104

Engine Rewrite · PC (classic) DreeRally Death Rally Engine reimplementation of Death Rally that replaces the Windows executable, with OpenGL rendering, mods and locale options. 🔥 0🧊 0 101