Games similar to Civilization include Unciv, which is free and open source. Other options are FreeCiv, Freeciv21, HUMANKIND and Endless Legend. Turn Based Games like Civilization are a crowded field, with more than 25 alternatives for Windows, the web, Android, Linux and iPhone.
GenTown is a game about guiding civilization - indirectly, through a series of prompts. Inhabitants ask for your input, but have affairs of their own. The simulation includes diplomacy, war, trade, economy, revolutions, disasters, and more.
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.
