...

1. Acorn Archimedes

2. Acorn Atom

3. Acorn Electron
4. Amstrad CPC
   

   1. CPC 464/664/6128

   2. CPC 464/6128 +
5. Amstrad PCW (Joyce)
   
   1. PCW 8256/8512
   2. PCW 9256/9512
6. Apple I
7. Apple II/III
   
   1. Apple II
   2. Apple II+
   3. Apple IIc
   4. Apple IIc+
   5. Apple IIe
   6. Apple IIGS
   7. Apple III
8. Apple Macintosh
   
   1. Macintosh 68k series
   2. Macintosh PPC series
   3. Macintosh Intel
9. Aquarius
10. Atari 8bit
    
    1. Atari 400/800 series
    2. Atari XL/XE series
11. Atari 16/32bit
    
    1. Atari ST series
    2. Atari STe series
    3. Atari TT
    4. Atari Falcon 030
12. BBC Micro series
    
    1. BBC Model A
    2. BBC Model B
    3. BBC B+
    4. BBC Master
13. Coleco Adam
14. Colour Genie
15. Commodore 16/+4
16. Commodore C64
17. Commodore C128
18. Commodore Amiga series
    
    1. Amiga 500
    2. Amiga 600
    3. Amiga 1000
    4. Amiga 1200
    5. Amiga 2000
    6. Amiga 3000
    7. Amiga 4000
    8. Amiga CD32 (? Console)
    9. Amiga CDTV (?Console)
19. Commodore PET series
20. Commodore VIC-20 (VC 20)
21. Dragon 32/64
22. Enterprise 64/128
23. MSX series
    
    1. MSX 1
    2. MSX 2
    3. MSX 2+
    4. MSX Turbo R
24. Oric
    
    1. Oric-1
    2. Oric Atmos
    3. Oric Telestrat
25. Risc PC
26. Robotron KC
    
    1. KC 85/2-4
    2. KC 87
27. SAM Coupé
28. Sinclair Spectrum
    
    1. Spectrum 16/48k
    2. Spectrum 128k/+2
    3. Spectrum +3
29. Sinclair QL
30. Sord M5
31. Spectravideo SVI
32. Tandy Color Computer
    
    1. TRS-80 CoCo 1,2
    2. TRS-80 CoCo 3
33. Tandy TRS-80 series
    
    1. Model I
    2. Model II/12
    3. Model III
    4. Model IV
34. Tatung Einstein
    
    1. Tatung Einstein
    2. Tatung Einstein 256
35. Thomson MO
    
    1. Thomson MO5
    2. Thomson MO6
36. Thomson TO
    
    1. Thomson TO7
    2. Thomson TO7/70
    3. Thomson TO8
    4. Thomson TO9
    5. Thomson TO9+
37. TI-99/4 (A)
    
    1. TI-99/4
    2. TI-99/4A
38. Tomy Tutor
39. ZX80
40. ZX81

Layer 1.2: asian Homecomputer like PC88 / PC98

1. Casio PV-2000
2. FM Towns
3. FMR 50
   
4. Fujitsu Micro 7x
   1. FM-7 series
      
   2. FM-77 series
      
   3. FM-77AV series
       
      
5. NEC PC-60/66
6. NEC PC-80
   1. PC-8001
   2. PC-8001mk2
   3. PC-8001mk2SR
7. NEC PC-88
8. NEC PC-98
9. Sharp X68K
   
10. Sharp X1
    1. X1 series
    2. X1 Turbo series
       

Layer 1.3: Consoles like NES / Playstation / Xbox

1. 3DO
2. Apple Pippin
3. Atari 2600
4. Atari 5200
5. Atari 7800
6. Atari Jaguar
7. Casio PV-1000
8. Cassette Vision
9. CD-i
10. ColecoVision
11. Dreamcast
12. Fairchild Channel F
13. GameCube

14. Interton VC4000

15. Intellivision
16. Master System
17. Mega CD
18. Mega Drive
19. Nintendo 64
20. Nintendo Entertainment System
21. PC-FX
22. Phillips Videopac (Odyssey²)
23. Playstation 1
24. Playstation 2
25. Playstation 3
26. SG-1000
27. Sega 32X
28. Sega Pico
29. Sega Saturn 
30. Super A' can
31. Super Cassette Vision
32. Super Grafx
33. Super Nintendo Entertainment System
34. Turbografx-16 (PC Engine)
35. Vectrex
36. Virtual Boy
37. Wii
38. Wii U
39. Xbox
40. Xbox 360

Layer 1.4: Handhelds like Gameboy / Lynx / PSP

1. Atari Lynx
2. Game Boy
3. Game Boy Color
4. Game Boy Advance
5. Game.com
6. Game Gear
7. Gizmondo
8. GP2X
9. GP32GP2X
10. Neo Geo Pocket
11. Neo Geo Pocket Color
12. Nintendo 3DS
13. Nintendo DS
14. N-Gage
15. Sony PS Vita
16. Sony PSP
17. Supervision
18. Wonderswan
19. Wonderswan Color
20. Zodiac

Layer 1.5: Mobiles / Mobile Operating System like iPhone / Palm / Windows Mobile

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