Open-source alternatives to Zero K

Mindustry is a cross-platform game engine and factory automation simulation that combines resource management with tower defense strategy. Players construct complex supply chains and automated networks to process materials while building defensive structures to protect a core from waves of hostile mechanical forces. The project utilizes a deterministic lockstep networking model to ensure simulation consistency across desktop and mobile devices. It is built on an entity-component-system architecture and a tile-based grid simulation, allowing for the efficient management of thousands of active

OpenRA is an open-source game engine designed for the development and modernization of real-time strategy titles. It provides a modular framework that allows developers to build standalone games or total conversion modifications by leveraging a trait-based entity composition system. The engine is built to support both the preservation of classic strategy games and the creation of new experiences, offering cross-platform compatibility and a flexible architecture for defining game rules and unit behaviors. The engine distinguishes itself through a configuration-driven approach where game logic,

Openage is an open-source game engine designed to execute real-time strategy games. It provides the core logic, networking, and rendering infrastructure necessary to recreate classic strategy mechanics across multiple operating systems. The engine utilizes a deterministic lockstep simulation and a client-server architecture to maintain synchronized game states across participants. It distinguishes itself through a data-driven configuration system that allows for extensive game modding, enabling users to adjust mechanics and visual elements by editing human-readable files without requiring sou

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+

Strategy game based on history, mythology and fiction

CorsixTH is an open-source game clone and hospital management simulation game. It functions as a reproduction of a classic management title where players coordinate staff and treat patients to manage a medical facility. The project includes a level editor tool for designing original maps and campaigns. It also features a customizable input system that allows users to map game hotkeys and personalize control schemes. The simulation supports game localization to translate interface text and dialogue into multiple languages.

Source code of open-source Colobot: Gold Edition project developed by Epsitec and TerranovaTeam

This game is a clone of Wordle. It's like the MasterMind game), but instead of colors you have to guess words.

Official Hedgewars mirror for GitHub!

Dungeon Crawl: Stone Soup official repository

Last Colony, is an RTS game with both a single player campaign mode as well as a multiplayer mode, created entirely in HTML5 and JavaScript.

A Real Time Strategy game for Linux.

Cataclysm-DDA is an open-world survival game and turn-based roguelike set in a post-apocalyptic world. It functions as a simulation where players manage resources, engage in combat, and handle character progression in an environment where time only advances when the player takes an action. The project includes a procedural world generator that creates randomized, persistent environments and city layouts, ensuring unique maps for every new game session. The simulation covers tactical movement and resource management through turn-based strategy gameplay. It also provides options for personali

Gameserver, Voiceserver Webinterface

This repository contains Swarm Assault remake project based on the OpenRA Mod SDK.

A multiplayer geography game using Websockets

A strategy game based around the actions of RAF Bomber Command in the Second World War.

An OpenGL RTS game engine written in C

A Pikmin-based game/engine for fan-made content.

The command-line tool for quick, simple deployment and management of Linux dedicated game servers.

EmuLinkerSF is a modified version of EmuLinker Kaillera network server created by Moosehead with new features by Suprafast.

RCON client for executing queries on game server.

A Dark Room is a minimalist text-based survival game that blends incremental resource management with an atmospheric narrative adventure. It functions as a resource management simulation where players collect and spend limited materials to ensure survival within a text-driven environment. The experience focuses on atmospheric horror, utilizing a minimalist interface to build tension and isolation. The gameplay features a branching narrative that evolves based on player decisions and the successful management of survival mechanics, such as a fire maintenance system requiring wood consumption t

An underwater one-button real-time strategy game.

Fast paced HTML5 puzzle game inspired by Tetris!

Open source remake and Fan Expansion of Dungeon Keeper.