OpenRA / OpenRA

Open-source real-time strategy engine that runs early Westwood classics like Command & Conquer: Red Alert on modern systems.

ZeroK-RTS / Zero-K

Open source RTS game running on the Spring/Recoil engine

nanolathe-gg / nanolathe

Total Annihilation engine reimplementation in Go.

OpenHV / OpenHV

An Open Source Pixelart Science-Fiction Real-Time-Strategy game

eduard-permyakov / permafrost-engine

An OpenGL RTS game engine written in C

Unvanquished / Unvanquished

Unvanquished is a free and open source FPS/RTS hybrid game powered by the Daemon game engine. Historically based on Tremulous as a continuation with decades of work over it.

rust-alert / ra2.exe

使用 Rust 对《红色警戒 2》进行了现代化重写，现已支持高分辨率，窗口化，跨平台等特性，且额外支持《尤里的复仇》、《心灵终结》等 DLC。

Warzone2100 / warzone2100

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+