It delivers advanced collaboration and calendar features popular with power users on Desktop web browsers. This will sign you in according to your saved. It delivers advanced collaboration and calendar features popular with power users on Desktop web browsers. . This will sign you in according to your saved. Welcome to the official website for Ubisoft, creator of Assassin's Creed, Just Dance, Tom Clancy's video game series, Rayman, Far Cry, Watch Dogs and many.