I love to put old software in my old pc laptops. You can still make lovely sounds with lot of these vintage retro music software and most of them are archived in https://archive.org/ Look for music software compilations and demos there.
Timestamps:
00:00 Ableton Live 2
02:33 Fruity Loopc V.2
03:30 Hammerhead + FM7
07:45 Rebirth MODS
10:20 Arturia CS-80v
13:03 Stomper
13:40 Rubberduck
17:00 Rebirth final rave