Turns out @marcedwards and I can't stop making plugins. Here's our third one:
https://bjango.com/plugin/midimemories/

If you collect all 3 they tell a story. Robot Rockets have MIDI Memories that bring Instant Vibes. Ok. maybe not, but if you re-arrange the letters you get:
DOWNLOAD IT NOW.

Ok that's also not true. It is a cool plugin though! Available as VST3 and AudioUnit.