Game patch

This is a list of update patches released for the Doom games and related games most commonly used to upgrade the games to the latest available versions. All patches apart from Doom 3's are for the original DOS versions unless marked otherwise in brackets following the header.

Doom (Sun)

 * (adds mouse support)

Doom II

 * (only works with 1.666 dated 1994-08-30)
 * (only works with 1.666 dated 1994-08-29 or 1994-09-20 or with 1.7 dated 1994-09-21)
 * (only works with 1.7 not dated 1994-09-21)

Final Doom

 * id Anthology patch (unofficial) (description)

TNT: Evilution

 * MAP31 yellow keycard bug fix (text file)

Hexen

 * Hexen 1.0 to 1.1 at gamers.org
 * Alternative/mirror at textfiles.com
 * Deathkings of the Dark Citadel version 1.0 to 1.1

Strife

 * 1.0 to 1.2 patch. Only for installations from 1.0 CD-ROMs:
 * DOS version (info)
 * Windows version (info)
 * 1.2 to 1.3 patch. Separate versions depending on the original install media:
 * Installed from a 1.0 CD-ROM and patched to 1.2 (info)
 * Installed from a 1.2 CD-ROM (info)
 * 1.3 to 1.31 patch, for all versions patched to 1.3 (info)