Doom II utilities?

Doom II: Hell on Earth is a first-person shooter video game created by id Software. It was originally released on the IBM PC on September 30, 1994. It is the sequel to the popular and revolutionary game Doom, which was released a year earlier. In 1995, Doom II won the Origins Award for Best Fantasy or Science Fiction Computer Game of 1994. Unlike Doom which was initially only available through shareware and mail order, Doom II was a commercial release sold in stores.