Hedon

Hedon is a stand-alone developed by Zan using the GZDoom source port. Made available commercially on Steam and GOG.com in 2019, the game is a "crystalpunk underworld where the visceral combat of the 90s' FPS games blends with the exploration and puzzle solving of classic and ."

At the Cacowards 2019, Hedon received the "Spaceship of Theseus" award for three reasons: it's a high-quality game, it's very different than classic Doom, and it's the first GZDoom-based offering to have some measure of commercial success.