Apogee Software Ltd., a.k.a. 3D Realms, based in Dallas, has been a leading PC developer and shareware pioneer since 1987, with 35 published titles, including the Duke Nukem series, Wolfenstein 3-D, Raptor, Terminal Velocity and Commander Keen. Current projects include Duke Nukem Forever and two Miramax movies based on Duke Nukem and Max Payne.