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Topwith code under GNU General Public License v3.0 (GPL) (3,021 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 demake of Terraria, in PICO-8!
Action
Play in browser
Soft Body Physics Simulator
Simulation
A go kart racing game featuring Tux & Friends
Racing
RetroArch is a frontend for emulators, game engines and media players.
A clone of the infamous game
Educational
Play in browser
Recreates the classic Command & Conquer titles with a Free/Libre engine.
Strategy
An escape room mystery. Can you escape your chains before the killer strikes again?
Interactive Fiction
Play in browser
Multiplayer RTS
Strategy
Shimeji desktop pet runner
Train Simulator written in Godot Engine - Free for everyone
Simulation
A Touhou fangame made with the PICO-8 fantasy console.
Play in browser
Thrive
$4.99
An open source game about evolution
Simulation
Game maker inspired by 16-bit Sonic
Platformer
Pirate and age-of-sail RPG
Role Playing
Hedon is an old school FPS/adventure game running on the GZDoom Engine.
Shooter
Dungeon management and roguelike
Strategy
A fake operating system interface created in Godot!
Simulation
Play in browser
Resource-gathering & space exploration game
Simulation
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
Use your movement keys as platforms to progress
Platformer
Play in browser
​Hub OS is an online Mega Man Battle Network fan project that takes place on interconnected servers, or Hubs.
Free Cyberpunk/Retrowave FPS Adventure game
Adventure
a platformer game for the NES with ability copying and puzzles
Platformer
A game of lonely space adventure. http://pioneerspacesim.net/
Simulation
A survival horror where your pursuers are pretty and plastic.
Survival
A flirtatious, polyculous Game Boy adventure!
Adventure
Play in browser
A 3D puzzle game about rescuing Robots stranded in outer space.
Puzzle
Test your Japanese Mahjong tile efficiency!
Educational
Play in browser
Break bricks, catch coins, upgrade, repeat for 7 levels without loosing your one ball.
Action
Play in browser
A Non-Profit Math Puzzle Game
Puzzle
don't go to sleep (please please please please)
Visual Novel
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