[Imap-protocol] IMAP features: which clients use them?

[Bill Janssen]

> Alexey used to maintain a chart listing a variety of IMAP clients and 
> servers, and the extensions they supported.  If you go waay back in the 
> list archives (circa 2001) you can probably find a reference to it, 
> although I suspect it's long gone now.

Thanks.

Doesn't really say much about clients, though the list of which
clients support which authentication mechanisms is useful, if
out-of-date (no Thunderbird listing).

Bill