The ActivityPub protocol is a decentralized social networking protocol based upon the ActivityStreams 2.0 data format.
The plugin implements the ActivityPub protocol for your blog. Your readers will be able to follow your blogposts on Mastodon and other federated platforms that support ActivityPub.
The plugin works with the following federated platforms:
A community dedicated to fediverse news and discussion.
Fediverse is a portmanteau of “federation” and “universe”. It is a common, informal name for a federation of social network servers whose main purpose is microblogging, the sharing of short, public messages.
Thanks I’ll check that out too