This project has been a labor of love for me over the last 2.5 years. I'm interested in any feedback you have, and happy to answer any questions!
https://sandstorm.io/news/2014-07-21-open-source-web-apps-re...
The design is so ugly, though...
As a marketer it kills me the amount of cool projects whose adoption may be hurt by a lack of a couple extra screenshots.
https://unencumberedbyfacts.com/2016/09/08/cypht-webmail-scr... https://unencumberedbyfacts.com/2016/10/04/cypht-webmail-scr...
Was about to ask about support for 2-factor authentication, then saw this:
Support for 2 factor authentication with any TOTP compatible
authenticator app
A quick-setup page might help.