There are a number of Tafl games, all of them having in common to be asymmetrical (not the same pieces for each player), one of the player having a King piece that must escape the board.
This application embeds 6 popular versions: Tablut, Ard-ri, Hnefatafl, Tawlbwrdd, Brandubh and Alea Evangelii
All tafl games featuring:
☆ artificial intelligence to play alone / offline
☆ server connectivity to play real people, create or join tables, invite friends
☆ full rules description
☆ live games are saved and can be replayed
☆ ELO based leaderboard
♙ and many more ...