New gigantic maps full of secrets, style faithful to the original, weird universe, new story with voice acting. https://www.ttlg.com/forums/showthread.php?t=152429
I am not affiliated, just a fan.
If memory serves, the only thing my 3dfx Voodoo3 could do that software-only mode could not was surface reflections. Maybe something with colored lighting too, it's been a long time. Point is, it was a decent enough substitute for dedicated graphics hardware.
https://www.filfre.net/2025/10/a-looking-glass-half-empty-pa...
But the geometry that could be created was stunning - from courtyards to cathedrals, levels allowed clever use of light and shadow.