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Topthat last about a half-hour with code under GNU General Public License v3.0 (GPL) (436 results)

Explore games that last about a half-hour with code under GNU General Public License v3.0 (GPL) on itch.io · Upload your games that last about a half-hour with code under GNU General Public License v3.0 (GPL) to itch.io to have them show up here.

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Recreates the classic Command & Conquer titles with a Free/Libre engine.
Strategy
Multiplayer RTS
Strategy
Open Source Pixelart Sci-Fi Real Time Strategy Game
Strategy
An unfolding incremental game.
Simulation
Play in browser
Rogue A.I. Simulator
Strategy
A 3D puzzle game about rescuing Robots stranded in outer space.
Puzzle
A puzzle game featuring romance, explosions, and daytime television.
Puzzle
Play in browser
A solitary walk at night
Naev is a 2d action/rpg space game that combines elements from the action, rpg and simulation genres.
Action
A game written in x86 Assembly.
Sopravvivi al gioco della falce e scopri il segreto della cripta di Urbania.
Interactive Fiction
A city building simulation game
Simulation
A polynomial growth incremental game that updates with time
Play in browser
[halted development]
Survival
Play in browser
Sci-fi relationship simulation - can your space colony and your love survive?
Visual Novel
Discover the mysteries of Town and help Duckson in his quest to become a real Duck Knight!
Adventure
A pixelized top-down mega sandbox. Play or create solo / cooperative survival, team battle, and more !
Survival
Memory is a sacred meat that's drying all the time
Adventure
Play in browser
True glitch horror; can you escape the digital clutches of the afflicted before your untimely deletion?
Survival
Command and upgrade your space station traveling through the vastness of space.
Simulation
Play in browser
Wake up in a dark and lonely world with the only company of a child in search of her saving light.
Adventure
A feel-good lesbian romance visnov. Play as a fox spirit getting rizzed by a cute human girl.
Visual Novel
Play in browser
A faithful demake of the original Castlevania for the NES on Picotron!
Action
Play in browser
Open-source Hollow Knight reimplementation via SPD engine.
Adventure
Putting the role-playing back into the role-playing game.
Role Playing
A tic-tac-toe within a tic-tac-toe
Puzzle
Play in browser
A Dating Sim where you date Temmies from Undertale
Visual Novel
What kind of a dad and farmer will you be?
Visual Novel
Escape and win a big prize... in real life! - Android and Linux: FREE
Adventure
Spaceflight programming adventure
Simulation
Survive in a harsh landscape after an unknown disater.
Play in browser
An interactive fiction dark game about not giving up.
Interactive Fiction
Living on borrowed time...
Visual Novel
Play in browser
A personality quiz where we discover YOU.
Interactive Fiction
Play in browser
Puzzle solving treasure hunt in low-poly world, filled with colorful tiny planets!
Puzzle
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