Proposal to start a new implementation of Thunderbird based on web technologies

Tanstaafl tanstaafl at
Mon Apr 3 16:09:29 UTC 2017

On Mon Apr 03 2017 12:03:22 GMT-0400 (Eastern Standard Time), Gervase
Markham <gerv at> wrote:
> Why is POP and not IMAP in the MVP? I'd say if you are going to do one,
> IMAP is the modern mail access protocol.

Actually, I suggest that IMAP is no longer the 'modern' one. While I am
not seriously suggesting the new TBird shouldn't support IMAP, I suggest
JMAP support be made a mandatory criteria. JMAP is designed to provide
all of the advantages of IMAP, while addressing most if not all of its

Both Cyrus (3+) and Dovecot (2.3+) are primed to support it, and there
is a Thunderbird bug to add support for it:
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