Warzone 2100 (itch)

Warzone 2100 is a 100% free & open-source 3D real-time strategy game.

Command the forces of The Project in a battle to rebuild the world after mankind has been nearly destroyed by nuclear missiles.

Features

• Single-Player Campaign
• LAN / Internet Multiplayer
• AI Bots & Local Skirmish
• Extensive Tech Tree
• Unit Designer
• Cross-Platform

Everything is free, including source code, downloads, and all features. No in-app purchases. No subscriptions. No ads. Just free.

A Long History

Warzone 2100 was originally developed by Pumpkin Studios and published by Eidos Interactive. In 1999, it was released commercially for Microsoft Windows and Sony PlayStation. Pumpkin Studios ended their support for Warzone 2100 on January 5, 2000.

In 2004, after fan petition, Warzone's source code was released publicly under an open-source license. It has been developed, maintained, and improved by the community ever since, under the banner of the “Warzone 2100 Project”.

Resources

Official website
FAQ
Source Code (GitHub)

Warzone 2100 is licensed under the GPLv2+ license (& others).