Maybe it's not an alpha, 'About PMMail' says:
3.26.00.2024 (32973)
Dec 31 2024 20:39:44 +0000 (GMT)
Session Time: 4.0 seconds
And it is currently available on Hobbes (uploaded back in July). It works OK here, just get a warning that it is expired and needs a license every once in a while. Thanks for keeping it alive and look forward to any new updates!
Regards,