Read this post in its full formatted glory at https://blog.mavnn.eu/2026/04/11/now_with_hashtags.html

To follow up on yesterday's announcement of fediverse, the 'federate your RSS feed' project, today I've pushed support for mapping RSS categories to ActivityPub hashtags. This does add a new required config field, as each ActivityPub server can map hashtags to different places.

That's... about it, really. This is mostly a blog post so that there is a blog post with hashtags to point at.