Business Model

  1. Commercial
    Acorn Archimedes,
    Acorn Electron,
    Amiga,
    Amiga CD32,
    Amstrad CPC,
    Amstrad PCW,
    Apple II,
    Apple IIgs,
    Atari 2600,
    Atari 5200,
    Atari 7800,
    Atari 8-bit,
    Atari Lynx,
    Atari ST,
    Bally Astrocade,
    BBC Micro,
    Camputers Lynx,
    Casio PV-1000,
    Coleco Adam,
    ColecoVision,
    Colour Genie,
    Commodore 128,
    Commodore 16 & Plus/4,
    Commodore 64,
    Commodore CDTV,
    Commodore PET,
    Commodore VIC-20,
    Dragon 32/64,
    Enterprise,
    Epoch Super Cassette Vision,
    Exidy Sorcerer,
    FM Towns,
    Fujitsu FM-7,
    Game Boy,
    Game Boy Color,
    IBM PC/Compatibles,
    Intellivision,
    Macintosh,
    Mattel Aquarius,
    Memotech MTX,
    MSX,
    NES / Famicom,
    Odyssey 2,
    Oric,
    PC-6000 Series,
    PC-8000 Series,
    PC-8800 Series,
    PC-9800 Series,
    RCA Studio II,
    SAM Coupé,
    Sega 32X,
    Sega CD / Mega-CD,
    Sega Genesis / Mega Drive,
    Sega Master System,
    Sega SG-1000,
    Sharp MZ-80B Series,
    Sharp MZ-80K Series,
    Sharp X1,
    Sharp X68000,
    Sord M5,
    Super NES,
    Tatung Einstein,
    Thomson MO,
    Thomson TO,
    TI-99/4A,
    TRS-80,
    TRS-80 Color Computer,
    TurboGrafx CD,
    TurboGrafx-16 / PC Engine,
    Vectrex,
    Windows,
    Windows 3.x,
    ZX Spectrum,
    ZX81 / Timex Sinclair 1000
  2. Freeware
    Amiga,
    Amstrad CPC,
    Apple II,
    Apple IIgs,
    Atari 8-bit,
    Atari ST,
    Commodore 128,
    Commodore 64,
    Commodore PET,
    Commodore VIC-20,
    IBM PC/Compatibles,
    Macintosh,
    TI-99/4A,
    TRS-80,
    TRS-80 Color Computer,
    Windows,
    Windows 3.x,
    ZX Spectrum,
    ZX81 / Timex Sinclair 1000
  3. Homebrew
    Atari 2600,
    Atari 5200,
    Atari 7800,
    NES / Famicom,
    Sega Master System,
    Vectrex
  4. Shareware
    Amiga,
    Amstrad CPC,
    Apple II,
    Apple IIgs,
    Atari 8-bit,
    Atari ST,
    Commodore 128,
    Commodore 64,
    Commodore PET,
    Commodore VIC-20,
    IBM PC/Compatibles,
    Macintosh,
    TI-99/4A,
    TRS-80,
    TRS-80 Color Computer,
    Windows,
    Windows 3.x,
    ZX Spectrum,
    ZX81 / Timex Sinclair 1000