Web mentions and reply by email? The first is easy thanks to webmention.io, but the second is very involved and requires a public email inbox setup.
Fun fact: fetching favicons from
various domains is a dark art. Might seem trivial at first, but it’s very
complicated. A simple request for a
favicon.ico will net strange returns —
like serving a text file as a
Better to leverage a browser which excels at interpreting favicons or contact a of a major search engine. Make sure to cache the results.
The is an interesting element in
the specification — yeah another
could hash the content of a post and commit to the idea that it shouldn’t
If a post changes, then the
GUID would provide a trail of edits, with the
drawback of possibly resurfacing an old post. This
article from 15 years ago
explores what feed readers did at the time when given a
I’m not a podcast person, but this podcast index is rather handy. It appears that they’re gathering the disparate podcast namespaces into a collective namespace — there’s even a podcast feed generator. Might be useful if you’re into podcasting.