It may have gone under the radar for some folks, so just a reminder about DXX-Redux:
DXX-Redux is a source port of Descent 1 and Descent 2, based on DXX-Retro. It features an observer mode used in The Observatory tournament.
Download D1X-Redux v1.0
Download D2X-Redux v1.0
Released on Jan 23, 2024. See the release page for changes, macOS and Linux downloads and source code.
Installation
Unzip the d1x-redux / d2x-redux archive into a folder of your choosing.
For d1x-redux, add the descent.hog and descent.pig files from your Descent 1 installation. If you have no sound, add this addon file.
For d2x-redux, add the .hog, .ham, .s22, .pig and .mvl files from your Descent 2 installation.
Join the r/Descent Discord for support
For more information, see the dxx-redux project on github.