Games similar to Ikariam include Civilization. It's paid, but The Battle for Wesnoth and FreeCiv are free. Other options are Age of Empires, Widelands, Travian and Tribal Wars. You're spoiled for choice with RTS Games like Ikariam: we list more than 25 alternatives for Windows, the web, Linux, Mac and Android.
Turn-based 4X (explore, expand, exploit, and exterminate) strategy game series where players build a thriving civilization through ages of advancements.
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The Battle for Wesnoth is a turn-based tactical strategy game with a high fantasy theme.
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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...
Real-time strategy series where players guide civilizations from small tribes to empires across millennia, managing resources, researching technologies, building military strength, exploring, and choosing strategic paths to victory in campaigns and multiplayer modes.
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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.
Join the famous expert strategy game with thousands of real players, directly in your browser.
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Tribal Wars is a browser-based game set in the Middle Ages. Every player controls a small village, striving for power and glory.
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Imperial Domination II is a turn-based strategy game, set after the conquests of Alexander the Great and before the rise of the Romans. Expand your empire by trade, diplomacy, knowledge or just brute force. It's up to your to decide the fate of Europe.
TripleA is a free (under GPL) turn based strategy game based on Axis & Allies board game. A wide variety of map scenarios have been developed for TripleA (World War II, Punic Wars, Napoleonic wars, etc.
Dominus is a free multiplayer browser strategy game. Grow in power by conquering other player's castles and making them your vassal. Vassals send their lord part of their income. Make everyone in the game your vassal to become the Dominus.
This is a browser-based multi-player role-playing game you and your friends can enjoy anytime on your own server! The main goal is to expand your empire and complete research activities in order to uncover the history of your species.
C-evo is a freeware empire building game for Windows.
With a time scope of several thousand years, it covers aspects of exploration and expansion, industry and agriculture, warfare and diplomacy, science and administration. C-evo follows the spirit of popular turn-based strategy.
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