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Top freewith server-based network multiplayer tagged Open Source (63 results)

Explore games with server-based network multiplayer tagged Open Source on itch.io · Upload your games with server-based network multiplayer to itch.io to have them show up here.

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The automation tower defense game
AnukeVerified Account
1 – 100
Strategy
An open source turn based strategy game.
WesnothVerified Account
1 – 9
Strategy
RetroArch is a frontend for emulators, game engines and media players.
1 – 8
Turn Based RPG
1 – 2
Strategy
Play in browser
Recreates the classic Command & Conquer titles with a Free/Libre engine.
1 – 63
Strategy
Open Source Pixelart Sci-Fi Real Time Strategy Game
1 – 63
Strategy
Command the forces of The Project in a battle to rebuild the world.
1 – 10
Strategy
Play tabletop games in a physics-based 3D environment with your friends!
1 – 10
Simulation
A community-produced deathmatch FPS
1 – 16
Shooter
Strategy game with simultaneous turns where nature is a finite resource
Strategy
Free open source racing game for Windows, OSX and Linux.
Racing
Source of Mana is a work-in-progress open-source 2D MMORPG made with Godot, pixelart graphics and an hand-crafted world.
1 – 32
Adventure
Play in browser
A multiplayer voxel RPG written in Rust inspired by games like Cube World, Zelda, Dwarf Fortress and Minecraft.
Adventure
Experimental social game. Leave messages for other players in a dead world.
Interactive Fiction
Play in browser
D-Day: Normandy is a team-based game where Allies battle against the enemy Axis on different maps set across the world.
1 – 16
Action
The Mana World's original server (active)
1 – 250
Adventure
A game about shooting everything, anime girls, and insane movement. Welcome to the future.
1 – 32
Shooter
Arcade-style 2D multiplayer team combat game with simple mechanics
1 – 32
Action
VALHALLA is an FPS that blends casual and old-school gameplay, set within a sci-fi reimagining of Norse mythology.
1 – 128
Shooter
A source port of Serious Sam Classic: The Second Encounter and a complete overhaul of Serious Engine 1.10.
1 – 16
Shooter
Fight over dat Ancient - Free to play browser card game
1 – 2
Card Game
Play in browser
Aliens Vs Humans Asymmetric Team-Based
1 – 32
Shooter
Master Multiplayer with Photon Quantum: Deterministic, Predictive, and Lag-Free.
1 – 16
Platformer
Play in browser
GeoGuess is an open-source geography game with Google Map StreetView.
Educational
A farming game that's fun for 30 seconds or 30 minutes at a time!
Simulation
Play in browser
One of the best MMORPGs to play while at work/school.
Role Playing
Play in browser
A City Building Game That Is Open Source And Made In Unity2D.
The goal of the game is to accumulate as many points as possible before melting away.
1 – 2
Play in browser
The Ultimate Version of Quake 3 Clone
1 – 24
Shooter
Challenge your friend to an intense duel, or gather two clans to fight a spectacular war. Forever free and open-source.
1 – 20
Shooter
Play in browser
A modified version of OpenArena
1 – 16
Shooter
Does not limit the player.
Shooter
A cooperative fast-paced game about running a restaurant together.
1 – 15
Competitive multiplayer first person shooter game
1 – 10
Shooter
Build with Digital Bricks!
1 – 4
Adventure
Play in browser
Reverse Battle Royale multiplayer game.
1 – 6
Shooter
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