- 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 Ulimate DOOM[]
Version 1.9 is 715,493 bytes in size. It has the following hashes:
| MD5 | 742a5f9953871687341e3794468894d8 |
| SHA-1 | 64e6df0ee478868b42d5eb7d443430283b0ddc0c |
| CRC32 | b5ceb8ac |
Latest version of Registered DOOM[]
The executable distributed with the DOS version of Registered Doom 1.9 is identical to the one distibuted with Doom II 1.9 & Shareware Doom 1.9
Version 1.9 is 709905 bytes in size. It has the following hashes:
| MD5 | e2382b7dc47ae2433d26b6e6bc312999 |
| SHA-1 | aa0668fae2f743ee5e3e5634ee42d3c8ace7d907 |
| CRC32 | be91c727 |
Older versions[]
| Version | File date | Size(bytes) | MD5 hash sum |
| 1.1 | 1993-12-16 | 579187 | fd019c8c8c99bde3b6bc143517a21afc |
| 1.2 | 1994-02-17 | 580391 | 3f9591955116ed548f2e331586e8d816 |
| 1.666 | 1994-09-01 | 687001 | be2d05789beb3b56692a2ccd83f8c510 |
| 1.8 | 1995-01-20 | 709865 | b2d429377b0912475f1770d0e03f632d |
[]
The executable distributed with the DOS version of Shareware Doom 1.9 is identical to the one distibuted with Doom II 1.9 & Registered Doom 1.9
Version 1.9 is 709905 bytes in size. It has the following hashes:
| MD5 | e2382b7dc47ae2433d26b6e6bc312999 |
| SHA-1 | aa0668fae2f743ee5e3e5634ee42d3c8ace7d907 |
| CRC32 | be91c727 |
Older versions[]
| Version | File date | Size(bytes) | MD5 hash sum |
| 1.0 | 1993-12-10 | 523221 | 2d9fc43f9d6643b90dff343526ee1d0e |
| 1.1 | 1993-12-16 | 579187 | ea2da17c78166ab40d927941e7a4d721 |
| 1.2 | 1994-02-17 | 575767 | a0c16b033bb72d8d2c72581772ecf932 |
| 1.25 | 1994-04-21 | 560547 | 37d3f4b4f5f600938105d8487208b947 |
| 1.4 | 1994-06-28 | 635361 | d0ef10e769bdcab5b07969f6746a6cb4 |
| 1.5 | 1994-07-08 | 656329 | a48b33500a427ede28babb5be9ee7e34 |
| 1.6 | 1994-08-03 | 658469 | de71aaae3202719a18ab77ab853e0e7d |
| 1.666 | 1994-09-01 | 687001 | be2d05789beb3b56692a2ccd83f8c510 |
| 1.8 | 1995-01-20 | 709865 | b2d429377b0912475f1770d0e03f632d |