WebSub (FKA. PubSubHubbub)
A better way to tell the world when your blog is updated.
Matthias Pfefferle & Automattic
ActivityPub
The ActivityPub protocol is a decentralized social networking protocol based upon the ActivityStreams 2.0 data format.
The ActivityPub protocol is a decentralized social networking protocol based upon the ActivityStreams 2.0 data format.