TripleA!

The Battle for Wesnoth is a turn-based tactical strategy game with a high fantasy theme.

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...

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. Moreover, in addition to the classical Colonization rules, it features an additional ruleset that incorporates ideas that didn't make it to the final version of Meier's game, requests by fans and original concepts like new European players with new national bonuses.

C-evo is a freeware empire building game for Windows

Advanced Strategic Command is a free, turn based strategy game. It is designed in the tradition of the Battle Isle series from Bluebyte. ASC can be played both against the AI and against other human players, using hotseat or PlayByMail. It is also used to run the multiplayer universe Project Battle Planets.

UniWar is a turn-based strategy game where players battle it out on the field with units of differents races, building bases and using the terrain to overcome their opponents towards victory. Several modes are available along with many maps to play.

Use dynamite, grenades, baseball bat and bazookas to exterminate your opponent in a 2D environment with toon-style scenery.

A board game for the web!

Play the classic board game that took the world of strategy by storm. RISK: Global Domination is the official, digital version brought to mobile by Hasbro. Along with classic gameplay including pass-to-play feature, you can also take the battle online with Global Domination mode (must be over 13)!

Ikariam is a browser based massively multiplayer online game of the strategy genre produced and maintained by Gameforge AG. The game is set in the era of classical Greece in an archipelago, with players being made tyrant of a small town, which they must expand and lead.

Landrule is a turn-based strategy game. Similar to Age of Conquest (series) and Risk .

Ironfell is a time travel themed massive multi-player online real time strategy game. Travel back in time to plunder resources from the past, re-build your empire and conquer the stars.

It is the year 2077, for the first time in its history mankind has finally began the colonization of another planet. Will the pioneers from Earth succeed in colonizing their new home or will they fail to survive against the harsh and inhospitable conditions of the Red planet?

webDiplomacy is a multiplayer, online version of Diplomacy, the popular turn based strategy game in which you battle to control Europe; to win you must be diplomatic and strategic.