[JMAP] Re: Email Delivery Push Notifications — extend to SSE and/or WebSockets?

arnt@gulbrandsen.priv.no Thu, 13 August 2026 22:21 UTC

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From: arnt@gulbrandsen.priv.no
To: jmap@ietf.org, Neil Jenkins <neilj=40fastmailteam.com@dmarc.ietf.org>
Date: Fri, 14 Aug 2026 00:20:56 +0200
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Subject: [JMAP] Re: Email Delivery Push Notifications — extend to SSE and/or WebSockets?
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What arguments do they put forward?

It's so easy to disregard requests like this because there's a bad 
reason to ask (symmetry in this case), but there can be good 
reasons in addition to the bad one.

Arnt

On 2026-08-13 Neil Jenkins wrote:

> I got an email from someone asking about whether the Email 
> Delivery Push Notifications 
> <https://www.ietf.org/archive/id/draft-ietf-jmap-emailpush-03.html> 
> should be extended to add support over the SSE push channel 
> and/or WebSockets if also supporting RFC8887 
> <https://datatracker.ietf.org/doc/rfc8887/>. On the one hand I 
> can see the consistency argument, but on the other it seems 
> simpler to keep it just over the PushSubscription channel, which 
> is what's needed for the primary use case of mobile devices that 
> have heavy restrictions on push notifications. What do other 
> people think?

> Cheers,

> Neil.

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