> Perhaps create a walkthrough / demo with screenshots that highlight different features?

Sounds good, will take note and add that in for future showcases!

> Also, can you explain the basic requirements? I assume an imap email server? Does it run on Windows / MacOS, or do I need to figure out how to host it?

Ya, so it turns out I might have been misleading when I mention email client which a couple others have pointed out. Going to update my post to be more accurate.

Right now it's more of a Gmail client. runs in a browser, and you can access it at curdinc.com/1