I might have discovered a new favorite programming font: Maple Mono, based on JetBrains Mono.
Here's a sample of Maple Mono NL in PyCharm with Catppuccin Mocha (no italics):

It feels like just the right amount of playfulness.
Well, at least right now. I switch from Input Mono to JetBrains Mono and back again about as often as I change my underwear.