0 A.D.

0 A.D. is a free, open-source, cross-platform real-time strategy (RTS) game of ancient warfare.

Free Open Source Mac OS X Windows Linux BSD

Age of Empires

Age of Empires is an epic real-time strategy game spanning 10,000 years, in which players are the guiding spirit in the evolution of small stone age tribes.

Commercial Windows Mac

Warcraft III

Set a generation before the events of the original Warcraft began, Warcraft II is a real-time strategy game by Blizzard Entertainment.

Commercial Mac OS X Windows Linux

FreeCiv

Freeciv is an open-source, turn-based strategy game based on Civilization II. Inspired by the history of human civilization, the game commences in prehistory and your mission is to lead your tribe from the stone age to the space age...

Free Open Source Mac OS X Windows Linux BSD Web

Warzone 2100

Join "The Project" to restore humanity's synaptic-link technology after nuclear war has devastated Earth, rendering it a Warzone 2100.

Free Open Source Mac OS X Windows Linux BSD

OpenRA

What if Albert Einstein changed history? What if the Andromeda Strain were a miracle mineral? What if whomever controlled the spice controlled the universe?.

Free Open Source Mac OS X Windows Linux .NET Framework Mono

Widelands

Widelands is a free, open source real-time strategy game with singleplayer campaigns and a multiplayer mode.

Free Open Source Mac OS X Windows Linux

Command and Conquer

Explore the mystery of Tiberium as the GDI or Brotherhood of Nod in the original RTS franchise.

Commercial Windows Linux

Age of Mythology

Age of Mythology is based on building towns, gathering resources, creating armies, and ultimately destroying enemy units and buildings. In this way, players are able to defeat and conquer rival towns and civilizations.

Commercial Windows Steam

MegaGlest

MegaGlest is an open source 3D-real-time strategy game, where you control the armies of one of seven different factions: Tech, Magic, Egyptians, Indians, Norsemen Persian or Romans.

Free Open Source Mac OS X Windows Linux

Stronghold

Stronghold Crusader is a RTS game from the series from Stronghold. In Stronghold Crusader the player can play as either the legendary Richard the Lionheart or the formidable Saladin.

Commercial Mac OS X Windows Linux Wine

Banished

In this city-building strategy game, you control a group of exiled travelers who decide to restart their lives in a new land. They have only the clothes on their backs and a cart filled with supplies from their homeland.

Commercial Windows Steam

Total War

Total war is a turn based/ RTS strategy game, you play in different historical battles. Total War: Attila and Medieval II: Total War is also avariable for Linux.

Commercial Mac OS X Windows Linux

FreeCol

FreeCol is a 4X video game, a clone of Sid Meier's Colonization. While remaining faithful to the original in terms of mechanics and gameplay, FreeCol sports a new set of redesigned graphics.

Free Open Source Mac OS X Windows Linux

ANNO

ANNO is a city-building and economic simulation video game series, with real-time strategy elements. The series includes: - (1998) Anno 1602 - Creation of a New World (in the US and Australia released as 1602 A.D.

Commercial Windows Linux Android iPhone Android Tablet iPad Web

Globulation 2

Globulation 2 is an innovative Real-Time Strategy (RTS) game which reduces micro-management by automatically assigning tasks to units. Globulation 2 is Free Software, licensed and distributed under the GNU General Public License.

Free Open Source Mac OS X Windows Linux

CaesarIA

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.

Free Open Source Mac OS X Windows Linux Android Steam

openage

free (as in freedom) open-source rts http://alternativein.com/software/age-of-empires-iii/ engine. written from scratch in c++14 and python, using opengl + glsl.

Free Open Source Mac OS X Linux

Europa Universalis

Europa Universalis IV gives you control of a nation to guide through the years in order to create a dominant global empire.

Commercial Mac OS X Windows Linux Steam

Caesar

As a provincial governor charged with spreading the glory of Rome your mission is clear – build cities, foster trade and industry, make money. How you accomplish this is up to you.

Commercial Windows