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Topwith code under GNU General Public License v3.0 (GPL) (2,392 results)

Explore games with code under GNU General Public License v3.0 (GPL) on itch.io · Upload your games with code under GNU General Public License v3.0 (GPL) to itch.io to have them show up here.

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A roguelike dungeon crawler RPG that's simple to get into but hard to master!
Role Playing
An open source turn based strategy game.
Strategy
A fan recreation of http://runouw.com's classic flash game based on Super Mario 64!
Platformer
Play in browser
A demake of Terraria, in PICO-8!
Action
Play in browser
RetroArch is a frontend for emulators, game engines and media players.
Soft Body Physics Simulator
Simulation
Free Cyberpunk/Retrowave FPS Adventure game
Adventure
A fast-paced retro FPS inspired by SNES/Genesis era run-and-gun!
Shooter
don't go to sleep (please please please please)
Visual Novel
Recreates the classic Command & Conquer titles with a Free/Libre engine.
Strategy
Open Source Pixelart Sci-Fi Real Time Strategy Game
Strategy
A go kart racing game featuring Tux & Friends
Action
Dungeon management and roguelike
Strategy
Train Simulator written in Godot Engine - Free for everyone
Simulation
Multiplayer RTS
Strategy
Gravity bends beneath your feet! Move blocks and twist gravity to solve puzzles.
Puzzle
Play in browser
Hedon is an old school FPS/adventure game running on the GZDoom Engine.
Shooter
A Touhou fangame made with the PICO-8 fantasy console.
Play in browser
a platformer game for the NES with ability copying and puzzles
Platformer
Race impossible staircases down and return to where you started!
Racing
Thrive
$4.99
An open source game about evolution
Simulation
A Non-Profit Math Puzzle Game
Puzzle
A survival horror where your pursuers are pretty and plastic.
Survival
A 3D puzzle game about rescuing Robots stranded in outer space.
Puzzle
Use your movement keys as platforms to progress
Platformer
Play in browser
Test your Japanese Mahjong tile efficiency!
Educational
Play in browser
Become a computer operating system and try not to anger the user!
Simulation
Play in browser
A puzzle game featuring romance, explosions, and daytime television.
Puzzle
Play in browser
Top-down retro racing game for PC (Linux, Intel-based Mac, Windows) and Android.
Racing
a pico-8 voxel shmup
Shooter
Play in browser
Sci-fi relationship simulation - can your space colony and your love survive?
Visual Novel
An unfolding incremental game.
Simulation
Play in browser
A solitary walk at night
A city building simulation game
Simulation
Pirate and age-of-sail RPG
Role Playing
Fight your coworkers to leave on time!
Fighting
Play in browser
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