The new tilesets as mentioned in news. And renamed bodies.
How to install
Hit the Download Now button
extract the zip file
read the readme.txt & changes.txt first
then copy the wz file to your %appdata%/Warzone 2100 Project/Warzone 2100 version/mods/autoload folder
note: if you don't have one create one
the version can be replaced by the following
Make sure you get the 3.3.0 release.
Or if you want portable instead.