DOOM.EXE

''This article gives technical information about the Shareware Doom/Registered Doom/Ultimate Doom application file. For gameplay information and walkthroughs, see Doom or Ultimate Doom''

DOOM.EXE is the main executable for the original DOS versions of Doom and Ultimate Doom.

Latest version of The Ultimate DOOM
Version 1.9 is 715,493 bytes in size, and has the following hashes:

Latest version of Registered DOOM
The executable distributed with the DOS version of Registered Doom 1.9 is identical to the one distributed with Doom II 1.9 & Shareware Doom 1.9

Version 1.9 is 709,905 bytes in size, and has the following hashes:

Latest version of Shareware DOOM
The executable distributed with the DOS version of Shareware Doom 1.9 is identical to the one distributed with Doom II 1.9 & Registered Doom 1.9

Version 1.9 is 709,905 bytes in size, and has the following hashes: