one2tribe is a company specializing in the mobile solutions creation designed for large communities and the developer of The Witcher: Versus. It was set up in 2003 in response to the market changes and arrival of the new wave of Internet and mobile solutions based on the community trends (so-called Web 2.0, i.e. weblogs, massive multiplayer games, instant messaging). The firm employs IT specialists, but also sociologists and psychologists.