CatacombGL is a Windows source port of the Catacomb Abyss. The main goal of this source port is to improve the visual presentation of the game. It features hardware accelerated 3D rendering via OpenGL, supporting widescreen resolutions, a customizable field of view and an uncapped frame rate.
The first version of CatacombGL was released on September 10, 2018. The source code is licensed under GPL3.