Phantom OS is one of a few OSes that are not based on classical concepts of Unix-like systems.
The Phantom of the Opera (1986 musical) | The Phantom | Star Wars Episode I: The Phantom Menace | Fort Phantom Hill | Danny Phantom | The Phantom Tollbooth | The Phantom of the Opera (1925 film) | The Phantom Creeps | Phantom | Rolls-Royce Phantom II | Midnight Phantom | The Phantom Ship | Slim Jim Phantom | Phantom Blue | McDonnell Douglas F-4 Phantom II | The Phantom of the Opera (2004 film) | The Phantom Tollbooth (film) | The Phantom Raspberry Blower of Old London Town | The Phantom Public | The Phantom Empire | the Phantom | Phantom X1 | Phantom Lady | Phantom (Kamen Rider) | Phantom Gold | McDonnell Douglas F-4 Phantom II in UK service | Dave Vanian and the Phantom Chords | Corvus Phantom | Vainly Clutching at Phantom Limbs | The Phantom Surfers |