It&#x27;s not an alternative if you are looking for a web based interface, but I wrote gpgmda[1] (which integrates the alot MUA) to move myself off gmail when the TOS changed a few years ago.<p>[1] <a href="https:&#x2F;&#x2F;github.com&#x2F;jakeogh&#x2F;gpgmda" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;jakeogh&#x2F;gpgmda</a>