fantasy

medieval fantasy MMORPG

The Battle for Wesnoth is an open source, turn-based strategy game with a high fantasy theme. It features both singleplayer and online/hotseat multiplayer combat.

Dungeon Crawl Stone Soup is a free and open source roguelike computer game, which is the actively community-developed successor of the 1997 roguelike game Linley's Dungeon Crawl, originally programmed by Linley Henzell.