With an Apple silicon Mac, converting PostScript and EPS files to PDF is simple once you’ve set up a Monterey VM. All in the GUI, free and effective.
EPS
For the last 39 years, PostScript has been at the heart of the Mac, bringing desktop publishing, fonts, and the LaserWriter and other printers. It has been removed from Sonoma.
Working with vector graphics is quite different from pixel-based or image formats.
The Eclectic Light Company 