Awesome Open Source Games

luanti-org/luanti

Luanti (formerly Minetest) is an open source voxel game-creation platform with easy modding and game creation

Stack

C++ Android CMake Gradle pip

GitHub topics

#c-plus-plus #cpp17 #game-engine #lua #luanti #minetest

Updated: 2026-06-11
Lists: 3 list mentions
First commit: 2010-11-26
License: NOASSERTION
Issues: 1,462 open

12,961

stars

Forks: 2,333
Commits: 13,501 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

CleverRaven/Cataclysm-DDA

Cataclysm - Dark Days Ahead. A turn-based survival game set in a post-apocalyptic world.

AI dev

Stack

C++ Android CMake .NET SDK Gradle

GitHub topics

#c-plus-plus #cataclysm #game #hacktoberfest #zombies

Updated: 2026-06-11
Lists: 1 list mention
First commit: 2010-10-04
License: NOASSERTION
Issues: 2,900 open

12,430

stars

Forks: 4,529
Commits: 128,606 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

OpenTTD/OpenTTD

OpenTTD is an open source simulation game based upon Transport Tycoon Deluxe

Stack

C++ CMake vcpkg

GitHub topics

#game #isometric #openttd #sandbox #simulation

Updated: 2026-06-11
Lists: 2 list mentions
First commit: 2004-08-09
License: NOASSERTION
Issues: 407 open

7,943

stars

Forks: 1,202
Commits: 32,754 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

endless-sky/endless-sky

Space exploration, trading, and combat game.

Stack

C++ CMake vcpkg

GitHub topics

#2d-game #adventure-game #arcade-game #c-plus-plus #cpp #endless-sky

Updated: 2026-06-09
Lists: 1 list mention
First commit: 2014-02-01
License: GPL-3.0
Issues: 908 open

7,374

stars

Forks: 1,262
Commits: 9,859 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

wesnoth/wesnoth

An open source, turn-based strategy game with a high fantasy theme.

Stack

C++ Android CMake Gradle npm

GitHub topics

#fantasy #free #game #opensource #strategy-game #turn-based-strategy

Updated: 2026-06-11
Lists: 4 list mentions
First commit: 2003-09-15
License: GPL-2.0
Issues: 1,502 open

6,669

stars

Forks: 1,195
Commits: 87,182 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

CorsixTH/CorsixTH

Open source clone of Theme Hospital

Stack

Lua CMake vcpkg

GitHub topics

#game #opensource #remake #strategy-game #theme-hospital

Updated: 2026-06-11
Lists: 1 list mention
First commit: 2009-07-24
License: NOASSERTION
Issues: 239 open

4,429

stars

Forks: 401
Commits: 5,530 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

Warzone2100/warzone2100

Command the forces of The Project in a battle to rebuild the world after mankind has been nearly destroyed by nuclear missiles. A 100% free and open source real-time strategy game for Windows, macOS, Linux, BSD+

AI dev

Stack

C++ CMake pip vcpkg

GitHub topics

#c-plus-plus #campaign #cheats #cmake #freebsd #game

Updated: 2026-06-10
Lists: 1 list mention
First commit: 2005-01-18
License: GPL-2.0
Issues: 573 open

3,842

stars

Forks: 601
Commits: 21,771 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

SuperTux/supertux

SuperTux source code

Stack

C++ Android CMake Gradle vcpkg

GitHub topics

#c-plus-plus #game #games #hacktoberfest #opengl #sdl

Updated: 2026-06-11
Lists: 1 list mention
First commit: 2003-04-09
License: GPL-3.0
Issues: 367 open

3,049

stars

Forks: 582
Commits: 14,579 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

DescentDevelopers/Descent3

Descent 3 by Outrage Entertainment

Stack

C++ CMake vcpkg

GitHub topics

#cplusplus #game-engine

Updated: 2026-01-21
Lists: 1 list mention
First commit: 2024-04-16
License: GPL-3.0
Issues: 44 open

2,998

stars

Forks: 279
Commits: 1,603 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

colobot/colobot

Source code of open-source Colobot: Gold Edition project developed by Epsitec and TerranovaTeam

Stack

C++ CMake vcpkg

GitHub topics

#colobot #colobot-gold #game #programming

Updated: 2026-03-04
Lists: 1 list mention
First commit: 2012-03-08
License: GPL-3.0
Issues: 366 open

1,232

stars

Forks: 209
Commits: 4,402 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

gemrb/gemrb

GemRB is a portable open-source implementation of Bioware’s Infinity Engine.

Stack

C++ CMake vcpkg

GitHub topics

#c-plus-plus #engine #game #game-engine #isometric #python

Updated: 2026-06-06
Lists: 1 list mention
First commit: 2003-10-02
License: GPL-2.0
Issues: 192 open

1,212

stars

Forks: 214
Commits: 28,130 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

OpenFodder/openfodder

Open Fodder: An open source port of Cannon Fodder

Stack

C++ CMake vcpkg

GitHub topics

#amiga #cannon-fodder #dos #game

Updated: 2026-06-07
Lists: 1 list mention
First commit: 2010-12-06
License: GPL-3.0
Issues: 9 open

591

stars

Forks: 55
Commits: 1,632 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

freeminer/freeminer

Freeminer is an open source sandbox game inspired by Minecraft.

Stack

C++ Android CMake Gradle pip

GitHub topics

#game #minecraft

Updated: 2026-06-10
Lists: 1 list mention
First commit: 2010-11-26
License: NOASSERTION
Issues: 66 open

461

stars

Forks: 89
Commits: 20,032 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

H-uru/Plasma

Cyan Worlds's Plasma game engine

Stack

C++ CMake pip vcpkg

GitHub topics

#c-plus-plus #game-engine #hacktoberfest #myst #plasma #uru

Updated: 2026-06-11
Lists: 1 list mention
First commit: 2011-03-12
License: GPL-3.0
Issues: 120 open

234

stars

Forks: 85
Commits: 6,662 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

raceintospace/raceintospace

This is the GitHub home of Race Into Space, the computer version of the Liftoff! board game by Fritz Bronner. It was developed by Strategic Visions and published by Interplay as a disk-based game in 1993 and a CD-ROM in 1994. It was open-sourced in 2005 and a number of improvements have been made over the original.

Stack

C++ CMake vcpkg

GitHub topics

#lunar #lunar-lander #moon #probe #race #satellite

Updated: 2026-06-09
Lists: 1 list mention
First commit: 2011-12-16
License: GPL-2.0
Issues: 138 open

209

stars

Forks: 55
Commits: 2,555 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

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