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Topwith code under GNU General Public License v3.0 (GPL) (3,286 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 fan recreation of http://runouw.com's classic flash game based on Super Mario 64!
Platformer
Play in browser
A go kart racing game featuring Tux & Friends
Racing
Soft Body Physics Simulator
Simulation
A demake of Terraria, in PICO-8!
Action
Play in browser
RetroArch is a frontend for emulators, game engines and media players.
Recreates the classic Command & Conquer titles with a Free/Libre engine.
Strategy
A clone of the infamous game
Educational
Play in browser
An escape room mystery. Can you escape your chains before the killer strikes again?
Interactive Fiction
Play in browser
Shimeji desktop pet runner
a pico-8 voxel shmup
Shooter
Play in browser
A survival horror where your pursuers are pretty and plastic.
Survival
​Hub OS is an online Mega Man Battle Network fan project that takes place on interconnected servers, or Hubs.
Planet and terraforming simulation game
Simulation
Play in browser
Free Cyberpunk/Retrowave FPS Adventure game
Adventure
Hedon is an old school FPS/adventure game running on the GZDoom Engine.
Shooter
a platformer game for the NES with ability copying and puzzles
Platformer
Game maker inspired by 16-bit Sonic
Platformer
Thrive
$4.99
An open source game about evolution
Simulation
Open Source Pixelart Sci-Fi Real Time Strategy Game
Strategy
Dungeon management and roguelike
Strategy
don't go to sleep (please please please please)
Visual Novel
Train Simulator written in Godot Engine - Free for everyone
Simulation
Become a computer operating system and try not to anger the user!
Simulation
Play in browser
Break bricks, catch coins, upgrade, repeat for 7 levels without loosing your one ball.
Action
Play in browser
A fake operating system interface created in Godot!
Simulation
Play in browser
A fast-paced retro FPS inspired by SNES/Genesis era run-and-gun!
Shooter
Test your Japanese Mahjong tile efficiency!
Educational
Play in browser
An isometric, 2D, dark fantasy action RPG.
Role Playing
Use your movement keys as platforms to progress
Platformer
Play in browser
A 3D puzzle game about rescuing Robots stranded in outer space.
Puzzle
A Touhou fangame made with the PICO-8 fantasy console.
Play in browser
Sci-fi relationship simulation - can your space colony and your love survive?
Visual Novel
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