AT Protocol Developers

Social networking technology created by Bluesky. Developer-focused account. Follow @bsky.app for general announcements! Bluesky API docs: docs.bsky.app AT Protocol specs: atproto.com

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Longform Stories

Report-Based Moderation in Ozone

A report-centric workflow for Ozone with new queues, assignments, real-time collaboration, and a per-report activity log.

May 11·1 min read·20 words

Serving the For You Feed

How the maintainer of the popular For You feed serves it from their living room!

Apr 22·1 min read·20 words

Indexing Standard Site

This guest post from Steve Simkins, creator of Sequoia and docs.surf, outlines the strategy he used to index standard.site records.

Apr 14·1 min read·23 words

Atmosphere Conf 2026

This year's Atmosphere Conference in Vancouver was one of the strongest signs yet of the strenght of the AT Protocol ecosystem. And the work ahead.

Apr 3·1 min read·28 words

Kicking off the ATP Working Group at the IETF

The Authenticated Transfer Protocol (ATP) working group has been created at the IETF, and we are seeking participation from the broader Atmosphere ecosystem.

Apr 2·1 min read·32 words

AT Protocol Roadmap (Spring 2026)

Updates to the AT Protocol roadmap, including Permissioned Data and Account Experience.

Mar 24·1 min read·17 words

Introducing Hubble: A Public Mirror for the Whole Atmosphere

Bluesky is providing a grant to the creator of Microcosm to build a full mirror of public data on the Atmosphere to help make the network more resilient.

Mar 20·1 min read·37 words

Working to Decentralize FedCM

Bluesky Social PBC have given a grant to Emelia Smith, an Invited Expert with the FedID Working Group, to work on FedCM with the goal of making FedCM really work for the decentralized web.

Mar 9·1 min read·38 words

Supporting the npmx Alpha Launch

The launch of npmx is an incredible showcase for how open source communities can build quickly on top of atproto.

Mar 3·1 min read·25 words

PLC Read Replicas

Introducing a self-hostable did:plc read-replica service.

Feb 18·1 min read·9 words

Welcome to the New atproto.com

We've updated just about everything about atproto.com to make it easier for developers to just build things.

Feb 17·1 min read·22 words