Oops! All Techbase! is a 32-level megawad for Doom II, created by various members of the community led by ZeMystic. The project began development in May of 2019 and, as the name implies, was set to be a collection of maps exclusively focused on techbase themes, but utilizing custom texture packs for greater versatility in its environments. RC1 was released on December 25, 2019, and the megawad was uploaded to the /idgames archive on July 17th of the following year.
This WAD features three built-in demos. All require Doom II v1.9 to view them. The demo levels are: