0 A.D. 0 A.D. is a free, open-source, cross-platform real-time strategy (RTS) game of ancient warfare. In short, it is a historically-based war/economy game that allows players... Free Open Source Mac OS X Windows Linux BSD No features added Add a feature 161 Like 0 A.D. was originally based off of Age of Empires II and is a /great/ alternative to the series. It includes many advanced features and multiplayer support, and is completely open source! How much better can you get? (0 A.D. is currently in alpha development, so there a a couple of bugs and a few features are missing, but it is still very playable and fun.) Guest • Feb 2018 Disagree Agree Historically it is a good game and always will be Guest • Feb 2017 • 2 agrees and 3 disagrees Disagree Agree
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 No features added Add a feature 27 Like
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 PortableApps.com Portable Add a feature 45 Like
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 No features added Add a feature 26 Like
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... Commercial Mac OS X Windows Linux Wine No features added Add a feature 15 Like
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... Free Open Source Mac OS X Windows Linux No features added Add a feature 18 Like
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... Free Open Source Mac OS X Windows Linux No features added Add a feature 9 Like
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... Free Open Source Mac OS X Windows Linux Android Steam Medieval Multiplayer Add a feature 7 Like
Warhammer 40000: Dawn of War The games are set in the Warhammer 40,000 universe, a dystopian vision of the future. Humanity has forged a galaxy-spanning empire, The Imperium, with the Immortal... Commercial $ $ $ Mac OS X Windows Linux Multiplayer Single player Add a feature 5 Like
Dune Legacy Dune Legacy is an effort by a handful of developers to revitalize the first-ever real-time strategy game. Based from Dune II. Free Open Source Mac OS X Windows Linux Endless gameplay Add a feature 3 Like
Tropico Tropico is a series of construction and management simulation computer games developed by PopTop Software and published by Gathering of Developers in April 2001. Feral... Commercial Mac OS X Windows Linux No features added Add a feature 4 Like
openage Free (as in freedom) open-source RTS http://alternativeto.net/software/age-of-empires-iii/ engine. Written from scratch in C++14 and Python, using OpenGL + GLSL. Free Open Source Mac OS X Linux No features added Add a feature 5 Like
Spring 1944 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... Free Open Source Mac OS X Windows Linux Spring Engine No features added Add a feature 1 Like
Bos Wars Bos Wars (formerly known as Battle of Survival) is a futuristic real time strategy game (RTS). It is possible to play against human opponents over LAN, internet, or... Free Open Source Mac OS X Windows Linux No features added Add a feature 3 Like
Age of Castles War is upon us and only the mightiest kingdom will rule the realm. Build the ultimate kingdom, wage total war on your enemies, and conquer the realm!. Commercial Mac OS X Windows Linux Android iPhone ... Android Tablet iPad Kindle Fire Steam No features added Add a feature 2 Like