Envelope Tool Audacity's Version of Automation?? Also, 1 or 2 other things...

Audacity 3 Help Forum Windows
2

VST3 compatibility is just being introduced … https://forum.audacityteam.org/viewtopic.php?p=455413#p455413 [NB: Alpha]

That’s a no-no … Separate process per window - #4 by steve