A System is a group of generally compatible home computer or operating systems. This list is still incongruent and will be updated soon.
- Commodore 64 (794)
- MS-DOS (581)
- AMIGA OCS/ECS (427)
- ZX Spectrum (329)
- AMIGA AGA (134)
- ATARI ST/E (125)
- WINDOWS (55)
- ATARI 8 BIT (34)
- AMIGA (32)
- APPLE II (26)
- Atari ST (24)
- AMSTRAD CPC (21)
- MS-Dos/gus (20)
- ATARI FALCON (18)
- PAPER (11)
- AMIGA PPC/RTG (9)
- Atari XL/XE (9)
- BROWSER (4)
- LINUX (4)
- Atari ST/E (3)
- NINTENDO SNES/SUPER FAMICOM (2)
- IBM PC (2)
- ATARI ST (2)
- COMMODORE 16/PLUS 4 (2)
- Amiga OCS/ECS (2)
- C16/116/plus4 (2)
- MSX (2)
- Nintendo SNES/Super FamiCom (2)
- Java (1)
- MacOS (1)
- MACOS (1)
- ANDROID (1)
- THOMSON (1)
- VECTOR-06C (1)
- SEGA DREAMCAST (1)
- Javascript (1)
- Amiga (1)
- SAM COUPÉ (1)
- Atari (1)
- BEOS (1)
- NEC PC ENGINE (1)
- GP32 (1)
- GAMEPARK 32 (1)
- Amstrad Plus (1)
- MacOSX Intel (1)