Free & Open Source Crime Games
37 free, open-source crime games — real clones and remakes you can download, inspect the source of, and modify.
Active
Clone of Police Quest III
An open-source engine reimplementation that lets classic point-and-click adventures and RPGs run on modern platforms.
Halted
Clone of Grand Theft Auto: San Andreas
An open-source Unity reimplementation of GTA San Andreas with full multiplayer and Android support, using your own game files.
Platforms:WindowsLinuxAndroid
Stars2,626
Updated3 years ago
LicenseMIT
Release2018
Genre: Action
Theme: Crime
Halted
Clone of Grand Theft Auto III
A partial open-source re-implementation of Grand Theft Auto III for Linux, macOS, Windows and BSD; needs the original PC game.
Platforms:WindowsLinuxOSX
Stars2,222
Updated1 year ago
LicenseGPL-3.0
Release2015
Genre: Action
Theme: Crime
Active
Clone of Hotline Miami
A free, open-source multiplayer top-down arena shooter in C++ with 24 firearms, a WYSIWYG map editor, and cross-platform networking.
Platforms:WebWindowsLinux
Stars1,644
Updated1 month ago
LicenseAGPL-3.0
Release2013
Genre: Shmup
Theme: Crime
Active
Clone of Grand Theft Auto
An early-stage open-source C++ remake of the original Grand Theft Auto, adding local split-screen multiplayer for up to 4 players.
Active
Clone of Grand Theft Auto III
A GTA III reimplementation in Godot that loads the original game files at runtime, not yet playable.
Halted
Clone of Grand Theft Auto: Vice City
Fully reversed source code for GTA III and Vice City (re3 and reVC), which needs the original game assets.
Stars303
Updated4 years ago
LicenseUnknown
Release2021
Genre: Action
Theme: Crime
Archived
Clone of Mafia
An open-source, fan-made recreation of Mafia: The City of Lost Heaven's engine in Unity, aimed at easing modding.
Active
Clone of Higurashi: When They Cry Hou
07th-Mod's python-patcher is a cross-platform Python installer for 07th-Mod's fan mods for the Higurashi and Umineko visual novels.
Active
Original game image
Original game imageClone of Grand Theft Auto: Vice City
Ports of GTA III, Vice City and Liberty City Stories to New Nintendo 3DS, built on re3, reVC and reLCS.
Stars186
Updated1 month ago
LicenseUnknown
Release2026
Genre: Action
Theme: Crime
Active
Clone of Thief
This is a Git mirror of The Dark Mod's SVN engine source, requiring separately obtained third-party libraries and game assets to build.
Halted
Clone of Thief
An unfinished open-source engine for Looking Glass's DarkEngine games such as Thief, able to display levels but not yet playable.
Active
Original game image
Original game imageClone of Mafia III
A Windows modding toolkit for the Mafia series, with file parsers, editors, and a DirectX 11 3D map editor for several games.
Archived
Clone of Thimbleweed Park
An open-source reimplementation of the Thimbleweed Park engine, needing the original game's data files, since discontinued.
Halted
Original game image
Original game imageClone of Grand Theft Auto: San Andreas
Grit is an open-source game engine with a C++ core and Lua scripting, built with a separate Subversion content tree.
Halted
Original game image
Original game imageClone of Umineko: When They Cry Saku
ONScripter-RU is the visual novel engine behind the Umineko Project's port of Umineko no Naku Koro ni from PlayStation 3.
Sporadic
Active
Original game image
Original game imageClone of Grand Theft Auto 2
A GTA 2 decompilation project with MSVC 6 build scripts that needs your own GTA2 installation.
Stars106
Updated1 month ago
LicenseUnknown
Release2024
Genre: Action
Theme: Crime
Halted
Halted
Original game image
Original game imageClone of Grand Theft Auto: Vice City
An early, unfinished C# engine port of GTA: Vice City that loads the original game's files.
Sporadic
Clone of Umineko: When They Cry Saku
A Rust reimplementation of Entergram's visual-novel engine, currently running Switch's Umineko no Naku Koro ni Saku.
Sporadic
Original game image
Original game imageClone of Drugwars
A PowerShell BBS-door-style console RPG loosely based on the 1984 drug-dealing game Drug Wars.
Halted
Clone of Thimbleweed Park
An open-source reimplementation of Thimbleweed Park's engine, rewritten from scratch in Nim, still in active development.
ActiveOriginal game image
Original game imageClone of Grand Theft Auto: Vice City
A work-in-progress GameCube port of GTA: Vice City that runs from a mini-DVD ISO, based on the reVC engine.
Stars53
Updated1 month ago
LicenseUnknown
Release2026
Genre: Action
Theme: Crime
Halted
Clone of Grand Theft Auto
An unplayable OpenGL engine project that renders the original GTA's cities from its data files, with a viewer and developer tools.
Halted
Halted
Original game image
Original game imageHalted
Clone of La Abadía del Crimen
A browser-based JavaScript reimplementation of La Abadía del Crimen using Amstrad CPC assets; fully playable but still a work in progress.
Active
Original game image
Original game imageClone of Grand Theft Auto
An in-development remake and reverse-engineering project based on the original Grand Theft Auto, for Windows and Linux.
Halted
Clone of Drugwars
An archival copy of Matt Lee's original DopeWars source code for Palm OS mobile devices.
Halted
Active
Clone of Gumshoe
A static recompilation of the NES game Gumshoe for native PC, playable end-to-end with a known cosmetic HUD rendering bug.
Original game imageClone of Drugwars
Clone of Drugwars
