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Topwith code under GNU General Public License v3.0 (GPL) (3,234 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.
WesnothVerified Account
Strategy
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
RetroArch is a frontend for emulators, game engines and media players.
Soft Body Physics Simulator
Simulation
Become a computer operating system and try not to anger the user!
Simulation
Play in browser
Recreates the classic Command & Conquer titles with a Free/Libre engine.
Strategy
Planet and terraforming simulation game
Simulation
Play in browser
An escape room mystery. Can you escape your chains before the killer strikes again?
Interactive Fiction
Play in browser
A clone of the infamous game
Educational
Play in browser
A demake of Terraria, in PICO-8!
Action
Play in browser
An isometric, 2D, dark fantasy action RPG.
Role Playing
An open source game about evolution
Simulation
Train Simulator written in Godot Engine - Free for everyone
Simulation
Shimeji desktop pet runner
Naev is a 2d action/rpg space game that combines elements from the action, rpg and simulation genres.
Action
​Hub OS is an online Mega Man Battle Network fan project that takes place on interconnected servers, or Hubs.
A fast-paced retro FPS inspired by SNES/Genesis era run-and-gun!
Shooter
Game maker inspired by 16-bit Sonic
Platformer
Dungeon management and roguelike
Strategy
a platformer game for the NES with ability copying and puzzles
Platformer
A Touhou fangame made with the PICO-8 fantasy console.
Play in browser
Free Cyberpunk/Retrowave FPS Adventure game
Adventure
A spectre is haunting the planet Earth...
Shooter
Test your Japanese Mahjong tile efficiency!
Educational
Play in browser
Open Source Pixelart Sci-Fi Real Time Strategy Game
Strategy
Sci-fi relationship simulation - can your space colony and your love survive?
Visual Novel
Hedon is an old school FPS/adventure game running on the GZDoom Engine.
Shooter
A 3D puzzle game about rescuing Robots stranded in outer space.
Puzzle
Advanced radar-based airspace management simulation with realistic ATC procedures.
Simulation
Use your movement keys as platforms to progress
Platformer
Play in browser
A puzzle game featuring romance, explosions, and daytime television.
Puzzle
Play in browser
A Non-Profit Math Puzzle Game
Puzzle
A game written in x86 Assembly.
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