I would love to see a simple, easy to use Chorus as part of Audacity’s effects menu. I downloaded a third party plug-in a while back and it was incredibly complicated to use. It looked like the cockpit from a military fighter jet. All it would need to have are rate and depth controls. I’m not a programmer so I don’t know how difficult this would be in the real world.
I think this plug-in pack has a chorus effect:
For more information about the various settings for a chorus effect, have a look at this: