Command & Conquer is not available for Linux but there are plenty of alternatives that runs on Linux with similar functionality. The best Linux alternative is OpenRA, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Command & Conquer and 11 are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to Command & Conquer are Widelands, CaesarIA, openage and Dune Legacy.
OpenRA is an open-source reimplementation of Westwood’s Command & Conquer Red Alert game engine, updated to use the hardware acceleration of modern video cards using OpenGL.
Being a Command and Conquer enthusiast since the 80s I tried OpenRA and find it to be very close to CnC
Widelands is a free, open source real-time strategy game with singleplayer campaigns and a multiplayer mode. The game was inspired by Settlers II™ (© Bluebyte) but has significantly more variety and depth to it. Still, it is easy to get started through playable tutorials.
CaesarIA is an open source remake of Caesar III game released by Impressions Games in 1998, it aims to expand the possibilities of the classical city-building simulators and to add new features showing the city life. Now the game work with Windows, Linux, Mac, Haiku and Android.
Free (as in freedom) open-source RTS Age of Empires engine. Written from scratch in C++, Python, Cython, Qt/QML, OpenGL/GLSL, Vulkan, ...
Dune Legacy is an effort by a handful of developers to revitalize the first-ever real-time strategy game. Based from Dune II
IL-2 Sturmovik is a series of World War II combat flight simulator video games originally created by the Russian video game developer Maddox Games under the brand name 1C:Maddox Games, following its association with 1C Company.
Its not an RTS but an combat flight simulator.
It's open source RTS game with a lot of features taken from many CnC games, combined together.
Spring:1944 is a WWII themed game based on the open source Spring Engine. Our goal is to create four fully functional sides (US, Germany, USSR, Britain) with period-accurate units and strengths. Realism is a primary design goal, second only to creating a game that is fun and...
Warhammer 40,000: Dawn of War is a military science fiction real-time strategy video game developed by Relic Entertainment and based on Games Workshop's tabletop wargame Warhammer 40,000.
Annex: Conquer the World is a indie real time strategy game. Play as one of four factions, over 30 tech trees, original maps, and tileset.
Mexico
Cyprus
EU
Germany
Canada
Pro: easy to install but you need the original CD/DVD. Some cheats you can use, for having a good time after working Good graphics, modern resolutions Con: Till now I as not able to play the Funpark missions. Playing as and against dinosaurs.
Overall I recommend OpenRA. But I also own the Originals.