2874 Open source projects that are alternatives of or similar to Openspades

Archived repository. For current repo, see: https://github.com/etlegacy/etlegacy

ET: Legacy is an open source project based on the code of Wolfenstein: Enemy Territory which was released in 2010 under the terms of the GPLv3 license.

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

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

An open source re-implementation of RollerCoaster Tycoon 2 🎢

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

A basic cross-platform 3D game engine

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

Community effort to maintain and improve Jedi Academy (SP & MP) + Jedi Outcast (SP only) released by Raven Software

Mr.Boom is an 8 player Bomberman clone for RetroArch/Libretro

SpatialOS GDK for Unity FPS Starter Project

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

A retro multiplayer shooter

Multiplayer, fast-paced Moba style game

Improved version of the X-Ray Engine, the game engine used in the world-famous S.T.A.L.K.E.R. game series by GSC Game World. Join OpenXRay! ;)

SpatialOS GDK for Unity

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

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

SuperTux source code

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

Plugin-based client-server voxel game engine written in D language

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

Turn Based Strategy Game. Master your beasts! 🐺

Lightweight and modular C++11 graphics middleware for games and data visualization

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

The classic, refined DOOM source port. For Windows PC.

A C99 3D game engine

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

A modern re-implementation of the classic DOS game Duke Nukem II

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

3D multi-player tank battle game

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+

a Cross-Platform, 2D Survival Sandbox Game Project. Based on C++17/cmake/OpenGL/SQLite3.

An open source re-implementation of Chris Sawyer's Locomotion

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

Team-Capture - A multiplayer FPS game, inspired by games like Quake and TF2. Done in Unity

Source code repository of the FreeOrion project.

🚀 Making multi-player gamedev simpler since 2017

Reldens - You can make it - Open Source MMORPG Platform

Classic Arena First-Person-Shooter Mechanics for Unreal Engine 4.

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

Open-source engine for Heroes of Might and Magic III

A libre multiplayer FPS game created in Godot Engine

Cross-platform port of Arx Fatalis, a first-person role-playing game

"KaM Remake" is an RTS game remake written in Delphi from scratch.

🦖 Google Chrome T-Rex Run! in 3D (WebGL experiment)

Collection of cross-platform one-file C/C++ libraries with no dependencies, primarily used for games

The continuation of the venerable JA2-Stracciatella project.

Nazara Engine is a fast, complete, cross-platform, object-oriented API which can help you in your daily developper life.

Return To The Roots (Settlers II(R) Clone)

Functional Reactive Programming domain-specific language embedded in Haskell, for programming efficient hybrid (mixed discrete-time and continuous-time) systems.

🎮 Open Source teleportation based first person puzzle-platformer

🔌 Simple VueJS component to detect offline & online changes.

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

Terasology - open source voxel world

A re-implementation of Freelancer

2D/3D geometry toolkit for Clojure/Clojurescript

An open source re-implementation of Generals : Zero Hour written in C++.

高性能golang网络库，游戏开发脚手架