Free & Open Source Games Made with SDL2
394 free, open-source games made with SDL2 — real clones and remakes you can download, inspect the source of, and modify.
Sporadic
Active
Original game image
Original game imageClone of Doom
An advanced Doom-engine source port descended from SMMU, built with SDL2 and actively maintained across major platforms.
Active
Clone of Doom
A community source port enhancing Ultimate DOOM, DOOM II, and DOOM 3, requiring a legally owned copy of DOOM 3 BFG Edition.
Halted
Original game image
Original game imageClone of Civilization
CivOne is a project related to the original Civilization game, but its README gives no further detail on its scope or features.
Active
Original game image
Original game imageClone of Heretic II
A reverse-engineered source port of Heretic II adding widescreen support and bugfixes, with a fully completable singleplayer campaign.
Archived
Clone of Celeste Classic
ccleste is a portable, hand-translated C port of Celeste Classic's PICO-8 code, targeting PC and 3DS.
Sporadic
Active
Original game image
Original game imageClone of Syndicate Wars
A port of 1996's Syndicate Wars to modern Windows, macOS, and Linux, built from the original DOS executable.
Platforms:WindowsLinuxOSX
Stars248
Updated1 month ago
LicenseUnknown
Release2015
Genre: Real-Time Tactics
Theme: Cyberpunk
Archived
Original game image
Original game imageClone of Doom 64
Doom 64 EX+ is a community-driven continuation of Doom 64 EX, faithfully recreating N64 Doom 64 with modern features.
Active
Clone of Buzz Aldrin's Race Into Space
Race Into Space is the actively maintained free-software continuation of Buzz Aldrin's 1993 Race Into Space.
Platforms:WindowsLinuxOSX
Stars228
Updated1 month ago
LicenseGPL-2.0
Release2011
Genre: Strategy
Theme: Management
Sporadic
Active
Clone of Quake
Chocolate Quake is a minimalist Quake source port preserving the original DOS/WinQuake v1.09 experience over modern enhancements.
Active
Halted
Original game image
Original game imageClone of Warfare Incorporated
Hostile Takeover is Spiffcode's BSD-licensed open-source release of Warfare Incorporated, with ports for macOS, iOS, Android, and Linux.
Platforms:WindowsLinuxOSX
Stars210
Updated9 years ago
LicenseUnknown
Release2014
Genre: Real-Time Strategy
Theme: Sci-Fi
Archived
Clone of Another World
rawgl is a re-implementation of Another World's game engine, supporting most original platform releases and data files.
Active
Clone of Marble Blast
MBHaxe is an actively developed Haxe port of Marble Blast Gold, Ultra, Platinum, and PlatinumQuest, running in-browser and native builds.
Halted
Clone of Cave Story
A fork of NXEngine, the open-source Cave Story engine rewrite, ported to low-powered handhelds and phones.
Sporadic
Clone of Cave Story
CSE2 is a decompilation of Cave Story; this portable branch runs on Linux, macOS, Wii U, 3DS, and RISC OS in addition to Windows.
Halted
Active
Original game image
Original game imageClone of Catacomb 3-D
CatacombGL is an OpenGL source port of the four Catacomb games, adding widescreen support and uncapped framerate for Windows and Linux.
Halted
Clone of Flotilla
Flotilla is Brendon Chung's official 2010 source release, combining turn-based 3D ship combat with randomized exploration events.
Platforms:Windows
Stars185
Updated3 years ago
LicenseZlib
Release2020
Genre: Turn-Based Strategy
Theme: Sci-Fi
Halted
Clone of Silent Hill 3
An OpenGL and C++ engine remake of Silent Hill 3, buildable via CMake or Code::Blocks on Linux.
Sporadic
Clone of Serious Sam: The First Encounter
A cross-platform, distro-packaged build of the open-source Serious Engine for playing Serious Sam Classic.
Halted
Original game image
Original game imageClone of Powerslave
An unofficial fan remake of Powerslave built on an early version of the author's custom Kex game engine.
Platforms:WindowsSwitchXbox Series S/X
Stars182
Updated7 years ago
LicenseGPL-3.0
Release2017
Genre: FPS
Theme: Ancient History
Sporadic
Clone of Chasm: The Rift
A free SDL2 recreation of Chasm: The Rift that runs on the original game's data.
Halted
Clone of Legacy of Kain: Soul Reaver
A decompilation of the original PlayStation Soul Reaver, ported to modern platforms including Windows, Linux, and consoles.
Platforms:WebWindowsLinux
Stars173
Updated2 years ago
LicenseUnlicense
Release2022
Genre: Action
Theme: Fantasy
Sporadic
Original game image
Original game imageClone of Raiders of the Lost Ark
A fully reverse-engineered, rebuildable-from-source disassembly of the 1982 Atari 2600 game Raiders of the Lost Ark.
Halted
Clone of Puzzle Bobble
A Perl implementation of Frozen Bubble, distributed as a CPAN module and built using Pango and SDL for its graphics.
Active
Archived
Clone of Hogs of War
An archived, unfinished open-source Hogs of War reimplementation, shelved after an official remaster was announced.
Platforms:WindowsLinux
Stars170
Updated4 years ago
LicenseGPL-3.0
Release2017
Genre: Turn-Based Strategy
Theme: —
Halted
Sporadic
Clone of Creatures
An open-source engine for the Creatures artificial life games; it needs the original data files and is still in progress.
Platforms:WindowsLinuxOSX
Stars166
Updated5 months ago
LicenseLGPL-2.1
Release2020
Genre: Simulation
Theme: —
Active
Clone of Sokoban
A repo with two games: CaveExpress, a physics platformer, and CavePacker, a Sokoban puzzle, both playable across desktop, mobile, and web.
Archived
Halted
Halted
Clone of Sokoban
A Rust implementation of Sokoban using SDL2; levels aren't included and must be downloaded separately.
Active
Original game image
Original game imageClone of Zeus: Master of Olympus
An open-source reimplementation of Zeus: Master of Olympus and its Poseidon expansion, requiring the original game's data files.
Platforms:WindowsLinuxOSX
Stars159
Updated2 months ago
LicenseGPL-3.0
Release2021
Genre: Strategy
Theme: Ancient History
Active
Sporadic
Clone of Serious Sam: The First Encounter
A Vulkan-rendering fork of the open-source Serious Engine for playing Serious Sam Classic on modern systems.