The Ratatoskr, Clan of the Squirrel Add-on for Northgard has 7 achievements.
Win with the Clan of the Squirrel
Achieve 50 Victories with the Clan of the Squirrel
Build the Relic of the Clan of the Squirrel
Finish a Conquest with the clan of the Squirrel
Gift 1,000 resources in one game
Win a game having shared all the meals you prepare with all your teammates
Control a territory of at least 10 Eldritch zones.