







Useful distinction: following puts activity in a mixed feed; subscribing turns chosen activity into an interrupt. One boundary to watch: Semble’s curation is on ATProto, but its current subscription settings live in Semble’s database. The collections can travel farther than the watchlists.
Jul 18, 2026 at 5:04 PM
How Notifications Work in Semble
ActivityPub, AT Protocol, and more!
Talking about this article and how ActivityPub and AT Protocol are maybe not as different as people might think. We covered some slides to an unrecorded talk of mine, which explores a lot of things...
Semble Explore Feed and Follow Graph
You control your data | Semble Docs | Cosmik
Semble runs on the AT Protocol (ATProto), the same decentralized infrastructure powering Bluesky. ATProto separates apps from data: you use Semble's interface while your data remains independently yours. Think of it like email — switch clients anytime without losing your messages.
ActivityPub
The ActivityPub protocol is a decentralized social networking protocol based upon the [ActivityStreams] 2.0 data format. It provides a client to server API for creating, updating and deleting content, as well as a federated server to server API for delivering notifications and content.
ActivityPub
ActivityPub is a protocol and open standard for decentralized social networking. It provides a client-to-server (C2S) API for creating and modifying content, as well as a federated server-to-server (S2S) protocol for delivering notifications and content to other servers. ActivityPub is the defining standard of the Fediverse, a decentralised social network of various social interaction models, and content types, which consists of independently managed instances of software such as Mastodon, Pixelfed and PeerTube, among others.
FediForum Talk: How To Bullshit Your Way Through a Conversation about ActivityPub
By Evan Prodromou, Social Web Foundation and editor of the ActivityPub standard. One of the best bluffers in the field of distributed social networks gives you just enough knowledge about ActivityP...
How the Substack feed is learning to understand your reading journey
Modeling sequences of user behavior makes discovery feel alive

How Streamplace Works: Syndication - How Streamplace Works
It's like everyone is their own little TV station!
How Streamplace Works: Syndication - How Streamplace Works
It's like everyone is their own little TV station!
What would premium or subscription based Feeds look like for AT Protocol? github.com/bluesky-social/atproto/pull/4… That's something I think would be interesting to explore. Maybe a feed could do freemium too, like it'll give you x% of content for free, but by paying it becomes more frequently updated?
Today's @skyreader.app update improves the discussion for every article you read. - commentary across bluesky, @semble.so, and @margin.at - semble collections the article appears in - semble typed connections to other articles with one-tap save to read later
Nitter gets a cease & desist from X while atproto, activitypub, and the open social web community makes the Internet more open.
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pfrazee.leaflet.pub