Top freethat last about a half-hour tagged Open Source (145 results)
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Recreates the classic Command & Conquer titles with a Free/Libre engine.
Strategy
Sci-fi relationship simulation - can your space colony and your love survive?
Visual Novel
A grand strategy game, revolving around political intrigue and ancient evils
Strategy
A simple text adventure about surviving the wasteland
Survival
Play in browser
Yet another metroidvania & platformer/shooter.
Platformer
Play in browser
A puzzle game featuring romance, explosions, and daytime television.
Puzzle
Play in browser
Command the forces of The Project in a battle to rebuild the world.
Strategy
Strategy game with simultaneous turns where nature is a finite resource
Strategy
A hack n slash where you can run around, kill bad guys and get assimilated.
Adventure
Play in browser
An indirect control real-time strategy game about robot colonies
Strategy
Play in browser
Port of Glider PRO, the classic Macintosh paper airplane game
Action
Play in browser
A surreal squigglevision adventure about Mary and her friends.
Interactive Fiction
Play in browser
As if an answer to his prayers, a stranger shows up on his balcony.
Visual Novel
Open-source Hollow Knight reimplementation via SPD engine.
Adventure
Short clicker/idle game where you pollute and consume!
Simulation
Play in browser
A humorous exploration of the dynamics of just-in-time supply chains (sources available)
Simulation
One of the best MMORPGs to play while at work/school.
Role Playing
Play in browser
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