An update here. Pavilion and CDCK (Discourse.org) are discussing building an ActivityPub plugin for Discourse. After some discussion, we’ve landed on the spec below. Any comments or suggestions welcome before we finalise it. Note that Support for incoming content (e.g. posts on Mastodon etc being imported into Discourse) is intentionally excluded. It will be possible to add this in a later version. Support for following users (as opposed to categories) is also intentionally excluded. It wo...