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A comment on How IMAP works under the hood. Parent comment

Re:How IMAP works under the hood by mr_mitm on Monday March 31, 2025 @07:50AM (#43533865)
> I think this all means probably every non-web email client treats IMAP like POP and keeps its own store. I haven't done a survey or anything, but I'd be surprised if that weren't true.

Pretty sure mutt doesn't. It only caches the headers.

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Re:How IMAP works under the hood by ldite on Monday March 31, 2025 @08:03AM (#43533968)
same for alpine (https://alpineapp.email/)
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Re:How IMAP works under the hood by camgunz on Monday March 31, 2025 @09:27AM (#43534820)
Oh, yeah I guess that's what I mean, and then your connection can be used basically (again) like POP
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Re:How IMAP works under the hood by mr_mitm on Monday March 31, 2025 @01:31PM (#43537529)
Ah, now I see what you mean. True.
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Re:How IMAP works under the hood by throw0101c on Monday March 31, 2025 @11:43AM (#43536330)
> Pretty sure mutt doesn't. It only caches the headers.

Seem like it can cache message bodies:

* http://www.mutt.org/doc/manual/#message-cachedir

* https://neomutt.org/guide/optionalfeatures.html#body-caching

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