A large collection of DOOM and DOOM II WAD files - Demon Gate was compiled by downloading add-ons off of the internet and then marketed to retail for those who did not have an internet connection. The disc comes with a utilitly called EasyWAD to help sort through all of the files.

Magic & Mayhem for Heretic is a commercial CD-ROM package containing over 1500 levels for Heretic. The CD-ROM includes Doom-It, a popular tool from the time that allows the user to select one or multiple wad files and patch them into the game.