Just released v1.5 of Demarc, an emulator frontend that can now play/view most stuff on demozoo directly from fuzzy search;
https://github.com/sasq64/demarc/releases/tag/v1.5.0
Slightly old quick intro: https://youtu.be/4DNPDzRfSz8?si=lmOXF1wqvic1tH33