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Topwith code under GNU General Public License v3.0 (GPL) (2,959 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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An open source turn based strategy game.
WesnothVerified Account
Strategy
A roguelike dungeon crawler RPG that's simple to get into but hard to master!
Role Playing
A go kart racing game featuring Tux & Friends
Racing
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
Soft Body Physics Simulator
Simulation
RetroArch is a frontend for emulators, game engines and media players.
Recreates the classic Command & Conquer titles with a Free/Libre engine.
Strategy
Multiplayer RTS
Strategy
Hedon is an old school FPS/adventure game running on the GZDoom Engine.
Shooter
Dungeon management and roguelike
Strategy
Use your movement keys as platforms to progress
Platformer
Play in browser
Pirate and age-of-sail RPG
Role Playing
Train Simulator written in Godot Engine - Free for everyone
Simulation
A clone of the infamous game
Educational
Play in browser
Thrive
$4.99
An open source game about evolution
Simulation
An isometric, 2D, dark fantasy action RPG.
Role Playing
Shimeji desktop pet runner
A fast-paced retro FPS inspired by SNES/Genesis era run-and-gun!
Shooter
Free Cyberpunk/Retrowave FPS Adventure game
Adventure
A survival horror where your pursuers are pretty and plastic.
Survival
Naev is a 2d action/rpg space game that combines elements from the action, rpg and simulation genres.
Action
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
A feel-good lesbian romance visnov. Play as a fox spirit getting rizzed by a cute human girl. Now with VO!
Visual Novel
A solitary walk at night
A fake operating system interface created in Godot!
Simulation
Play in browser
​Hub OS is an online Mega Man Battle Network fan project that takes place on interconnected servers, or Hubs.
A Non-Profit Math Puzzle Game
Puzzle
An unfolding incremental game.
Simulation
Play in browser
Test your Japanese Mahjong tile efficiency!
Educational
Play in browser
Resource-gathering & space exploration game
Simulation
Play in browser
A 3D puzzle game about rescuing Robots stranded in outer space.
Puzzle
Rogue A.I. Simulator
Strategy
Open Source Pixelart Sci-Fi Real Time Strategy Game
Strategy
don't go to sleep (please please please please)
Visual Novel
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