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.

Explore the world of Wesnoth and take part in its many adventures! Embark on a desperate quest to reclaim your rightful throne… Flee the Lich Lords to a new home across the sea… Delve into the darkest depths of the earth to craft a jewel of fire itself… Defend your kingdom against the ravaging hordes of a foul necromancer… Or lead a straggly band of survivors across the blazing sands to confront an unseen evil.