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Top rated freewith server-based network multiplayer with code under GNU General Public License v3.0 (GPL) (25 results)

Explore games with server-based network multiplayer with code under GNU General Public License v3.0 (GPL) on itch.io · Upload your games with server-based network multiplayer with code under GNU General Public License v3.0 (GPL) to itch.io to have them show up here.

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RetroArch is a frontend for emulators, game engines and media players.
Rated 5.0 out of 5 stars
(82 total ratings)
1 – 8
An open source turn based strategy game.
WesnothVerified Account
Rated 4.8 out of 5 stars
(136 total ratings)
1 – 9
Strategy
Recreates the classic Command & Conquer titles with a Free/Libre engine.
Rated 4.8 out of 5 stars
(103 total ratings)
1 – 63
Strategy
Multiplayer RTS
Rated 4.8 out of 5 stars
(71 total ratings)
1 – 32
Strategy
Soft Body Physics Simulator
Rated 4.5 out of 5 stars
(95 total ratings)
1 – 64
Simulation
A pixelized top-down mega sandbox. Play or create solo / cooperative survival, team battle, and more !
Rated 4.9 out of 5 stars
(11 total ratings)
1 – 10
Survival
Open Source Pixelart Sci-Fi Real Time Strategy Game
Rated 4.7 out of 5 stars
(19 total ratings)
1 – 63
Strategy
Free open source racing game for Windows, OSX and Linux.
Rated 4.4 out of 5 stars
(8 total ratings)
Racing
A multiplayer voxel RPG written in Rust inspired by games like Cube World, Zelda, Dwarf Fortress and Minecraft.
Rated 4.0 out of 5 stars
(11 total ratings)
Adventure
Snowy team battles with yetis, rocket launchers, UFOs, and everything
Rated 5.0 out of 5 stars
(5 total ratings)
1 – 8
Action
The Mana World's original server (active)
Rated 4.8 out of 5 stars
(5 total ratings)
1 – 250
Adventure
arras.io, but the tanks drank milk!
Rated 5.0 out of 5 stars
(3 total ratings)
1 – 100
Play in browser
A free online roleplaying game
Rated 4.3 out of 5 stars
(4 total ratings)
1 – 50
Role Playing
!Play Anywhere! An Online Social RPG handcrafted with ❤ for Web, PC and Android
Rated 4.0 out of 5 stars
(4 total ratings)
Role Playing
Play in browser
Real time tactics with Newtonian physics
Rated 5.0 out of 5 stars
(2 total ratings)
Simulation
The Questions are Ridiculous; the Answers are Serious.
Rated 5.0 out of 5 stars
(2 total ratings)
1 – 8
Puzzle
Play in browser
Stendhal is a fun friendly and free multiplayer online adventure game with an old school feel.
Rated 3.7 out of 5 stars
(3 total ratings)
1 – 100
Role Playing
Free and Open Source MMORPG - Embark on an adventure!
Rated 4.0 out of 5 stars
(2 total ratings)
1 – 250
Adventure
A tiny but crazy global multiplayer CTF shooting game.
Rated 5.0 out of 5 stars
(1 total ratings)
Shooter
Приключение в хэллоуинскую ночь
Rated 5.0 out of 5 stars
(1 total ratings)
Puzzle
Multiplayer termainal action!
Rated 5.0 out of 5 stars
(1 total ratings)
2 – 255
Action
Compete against teams of 2 to collect hidden crystals using special items and abilities!
Rated 5.0 out of 5 stars
(1 total ratings)
2 – 4
Platformer
Ubercube is a first person shooter multi-player game set in a completely destroyable voxel world.
Rated 2.3 out of 5 stars
(3 total ratings)
Shooter
A retro-styled MUD for the modern era
Rated 1.0 out of 5 stars
(1 total ratings)
1 – 100
Role Playing
Classic Tic Tac Toe with Online Multiplayer and custom Board Sizes, Winning Conditions, etc...
Rated 1.5 out of 5 stars
(2 total ratings)
2
Strategy
Play in browser
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