1526 Open source projects that are alternatives of or similar to Doom Lgs

The Open-Source IO Shooter is an open-source multiplayer game in the browser

A Simple Multiplayer Game, built with Mage Game Engine.

Free (as in freedom) open source clone of the Age of Empires II engine 🚀

3D multi-player tank battle game

A roguelike built with Vue, Vuetify, Tiled, rot.js, and PixiJS! Playable at https://rottensoup.herokuapp.com/

An open source re-implementation of RollerCoaster Tycoon 2 🎢

Tap Tap Adventure is a massively online 2D MMORPG set in the medieval times with twists.

UNMAINTAINED: Please have a look at the entity-system

Reproduction of Mozilla's BrowserQuest using Phaser, socket.io and Node.js

🎮 A multiplayer first person shooter game based on Unity Game Engine

Source code repository of the FreeOrion project.

Multiplayer, interactive, realtime typing speed game

TOAST Haste framework is a pure java implementation of asynchronous game server framework

BetterSpades, an Ace of Spades client targeted at low end systems (GL/ES 1.1). Runs on your grandmother's rig!

🚗 🏎️ 🎮 online 3D multiplayer neural networks based racing game

Ore Infinium, Open Source multiplayer Terraria-inspired Sci-fi game, focused on technology, devices and researching. Written in Kotlin (JVM), LibGDX. Cross platform

A 2d game that aspires to be similar to Rimworld, with more depth, magic, and RPG concepts.

PyDark is a 2D and Online Multiplayer video game framework written on-top of Python and PyGame.

Command the forces of The Project in a battle to rebuild the world after mankind has been nearly destroyed by nuclear missiles. A 100% free and open source real-time strategy game for Windows, macOS, Linux, BSD+

C++ Coop Horde Third-person Shooter for Unreal Engine 4 (Udemy Project)

An example multiplayer (.io) web game.

DuckHunt ported to JS and HTML5

The main repository containing Stunt Rally sources and game data. A 3D racing game based on VDrift and OGRE with track editor.

Turn Based Strategy Game. Master your beasts! 🐺

khan will drive all your enemies to the sea (and also take care of your game's clans)!

Multiplayer First-Person Shooter written in C++ using my own engine, Qor

Soldat is a unique 2D (side-view) multiplayer action game

A simple Minecraft clone written in C using modern OpenGL (shaders).

Networking framework for Entitas ECS. Targeted at turnbased games or other slow-paced genres.

Magic Another Game Engine

SpatialOS GDK for Unity FPS Starter Project

OpenMMO - Groundwork

A retro multiplayer shooter

🐍🎮 Snake game made with Expo & PIXI.js 👾 iOS, Android, and Web

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

An open-source 2D HTML5 adventure based off BrowserQuest (BQ).

Reldens - You can make it - Open Source MMORPG Platform

A fan-made multiplayer Super Mario Bros. style deathmatch game

Third-person Survival Game for Unreal Engine 4 (Sample Project)

Multiplayer, fast-paced Moba style game

An open source API for GTA SA:MP

NodeJS《你画我猜》游戏

A multiplayer survival game developed during Global Game Jam 2019.

SpatialOS GDK for Unity

A Wrapper for socket.io-client-csharp to work with Unity.

Darkest Dungeon port in Unity. Almost completely identical to the original. Platforms: PC/Android.

Open source bridge simulator. Build with the SeriousProton engine.

Launch your LASERCRAB at walls, ceilings, and enemy heads in this indie multiplayer shooter where "move" and "attack" are synonymous.

uno multiplayer web app game based on socket io and nodejs

[Mirror] An open world, open source voxel RPG inspired by Dwarf Fortress and Cube World

Compatible client of Ace of Spades 0.75

🚀 Making multi-player gamedev simpler since 2017

游戏服务器框架，网络层分别用SocketAPI、Boost Asio、Libuv三种方式实现， 框架内使用共享内存，无锁队列，对象池，内存池来提高服务器性能。还包含一个不断完善的Unity 3D客户端，客户端含大量完整资源，坐骑，宠物，伙伴，装备, 这些均己实现上阵和穿戴, 并可进入副本战斗，多人玩法也己实现, 持续开发中。

New demo version of Halo for the Mac.

P2P Dots & Boxes game with WebRTC & WebTorrent

A remake of the popular battle royale game, Fortnite, made in Unreal Engine 4 and integrated with Amazon GameLift

Open "Minecraft-like" game with multiplayer support and Lua scripting support for the both client and server

RetroTanks: Atari Combat Reimagined, built in Meteor.js. Great isomorphic JavaScript example.

Multiplayer turn-based browser strategy game