sentences:  These are still often credited as being the cornerstones of Linux game development.They were also responsible for bringing nineteen high-profile games to the platform before its closure in 2002.Loki's initial success also attracted other firms to invest in the Linux gaming market, such as Tribsoft, Hyperion Entertainment, Macmillan Digital Publishing USA, Titan Computer, Xatrix Entertainment Philos Laboratories, and Vicarious Visions.