> They hold up pretty well when you play them as they were originally supposed to: on a CRT if you can or using emulators' CRT filters if you can't

On the emulator side I would definitely recommend Duckstation. It's performant, has great UI / UX and also has a CRT filter available by default that more or less recreates the original look, even slightly warping the image to make you feel like you are staring into a TV tube.