Prototypes by system
Notes
A lot of the wiki is a work in progress. Many games are currently lacking title screenshots.
Second generation
Atari 2600
Subpage: Prototypes by system/Atari 2600 (128 prototypes)
Atari 5200
Subpage: Prototypes by system/Atari 5200 (3 prototypes)
ColecoVision
Subpage: Prototypes by system/ColecoVision (18 prototypes)
Third generation
Atari 7800
Subpage: Prototypes by system/Atari 7800 (9 prototypes)
FDS
Subpage: Prototypes by system/FDS (13 prototypes)
NES
Subpage: Prototypes by system/NES (237 prototypes)
Sega Master System
Subpage: Prototypes by system/Sega Master System (110 prototypes)
SG-1000
Subpage: Prototypes by system/SG-1000 (2 prototypes)
Fourth generation
Satellaview
Subpage: Prototypes by system/Satellaview (6 prototypes)
Sega 32X
Subpage: Prototypes by system/Sega 32X (161 prototypes)
Sega CD
Subpage: Prototypes by system/Sega CD (54 prototypes)
Sega Mega Drive
Subpage: Prototypes by system/Sega Mega Drive (820 prototypes)
Sega Pico
Subpage: Prototypes by system/Sega Pico (117 prototypes)
SNES
Subpage: Prototypes by system/SNES (427 prototypes)
TurboGrafx-16
Subpage: Prototypes by system/TurboGrafx-16 (5 prototypes)
TurboGrafx-CD
Subpage: Prototypes by system/TurboGrafx-CD (3 prototypes)
Fifth generation
3DO
Subpage: Prototypes by system/3DO (18 prototypes)
Atari Jaguar
Subpage: Prototypes by system/Atari Jaguar (51 prototypes)
Atari Jaguar CD
Subpage: Prototypes by system/Atari Jaguar CD (16 prototypes)
Nintendo 64
Subpage: Prototypes by system/Nintendo 64 (234 prototypes)
Nintendo 64DD
Subpage: Prototypes by system/Nintendo 64DD (10 prototypes)
PlayStation
Subpage: Prototypes by system/PlayStation (1164 prototypes)
Sega Saturn
Subpage: Prototypes by system/Sega Saturn (211 prototypes)
Sixth generation
Dreamcast
Subpage: Prototypes by system/Dreamcast (505 prototypes)
Nintendo GameCube
Subpage: Prototypes by system/Nintendo GameCube (97 prototypes)
PlayStation 2
Subpage: Prototypes by system/PlayStation 2 (1438 prototypes)
Xbox
Subpage: Prototypes by system/Xbox (689 prototypes)
Seventh Generation
Nintendo Wii
Subpage: Prototypes by system/Nintendo Wii (207 prototypes)
Xbox 360
Subpage: Prototypes by system/Xbox 360 (3131 prototypes)
PlayStation 3
Subpage: Prototypes by system/PlayStation 3 (512 prototypes)
Ninth generation
PlayStation 4
Subpage: Prototypes by system/PlayStation 4 (15 prototypes)
Nintendo Switch
Subpage: Prototypes by system/Nintendo Switch (9 prototypes)
Handhelds
Game Boy
Subpage: Prototypes by system/Game Boy (295 prototypes)
Game Boy Advance
Subpage: Prototypes by system/Game Boy Advance (318 prototypes)
Game Boy Color
Subpage: Prototypes by system/Game Boy Color (227 prototypes)
Game Gear
Subpage: Prototypes by system/Game Gear (343 prototypes)
Gizmondo
Subpage: Prototypes by system/Gizmondo (11 prototypes)
Neo Geo Pocket Color
Subpage: Prototypes by system/Neo Geo Pocket Color (25 prototypes)
N-Gage
Subpage: Prototypes by system/N-Gage (45 prototypes)
Nintendo DS
Subpage: Prototypes by system/Nintendo DS (724 prototypes)
Nintendo DSi
Subpage: Prototypes by system/Nintendo DSi (140 prototypes)
Nintendo 3DS
Subpage: Prototypes by system/Nintendo 3DS (50 prototypes)
PlayStation Portable
Subpage: Prototypes by system/PlayStation Portable (191 prototypes)
PlayStation Vita
Subpage: Prototypes by system/PlayStation Vita (41 prototypes)
Other
Arcade
Subpage: Prototypes by system/Arcade (7 prototypes)
Amstrad CPC
Subpage: Prototypes by system/Amstrad CPC (4 prototypes)
Atari ST
Subpage: Prototypes by system/Atari ST (1 prototypes)
PC
Subpage: Prototypes by system/PC (831 prototypes)
Panasonic M2
Subpage: Prototypes by system/Panasonic M2 (3 prototypes)
Philips CD-i
Subpage: Prototypes by system/Philips CD-i (100 prototypes)
Other
Subpage: Prototypes by system/Other (18 prototypes)
VCD
Subpage: Prototypes by system/VCD (2 prototypes)