







The Protocol Reader The Protocol Reader is an 358-page book (currently only available as an epub) comprising 26 foundational essays by 31 authors from the Summer of Protocols program, carefully edited and sequenced to introduce you to the fascinating new discipline of Protocol Studies. It can serve as
Protocol Reader - Summer of Protocols
In the Fall of 2022, the word protocol was suddenly everywhere. The proximal cause was obvious: fueled, in part, by the highly visible and fractious change of ownership at Twitter, large numbers of people began heading for the exits. Most of them, of course, were just looking for

The Unreasonable Sufficiency of Protocols | Summer of Protocols
DRAFT Version 0.99, March 6th, 2023
Why a New Protocol? The History and Future of AT Protocol - AT Protocol
Bluesky CTO Paul Frazee and Head of Protocol Daniel Holmgren join for a wide-ranging conversation about what atproto is, why it exists, how it got built, and where it's going next. From a Twitter consultancy to an IETF working group, this is where to get started.


Theorizing Protocolization II: Atomic Protocol Questions
Solving real coordination problems to discover the formal laws of protocols.


Protocols for Publishers Showcase · Luma
Protocols for Publishers is an event and workshop series that brings together publishers, developers, and researchers to explore open protocols for a…
Summer of Protocols | Notion
@Summer of Protocols | @Projects | @Program Calendar |@People

Introduction to AT Protocol
Walkthrough of the various parts and concepts in Bluesky's AT Protocol (ATProto), the types of servers involved and how it all fits together

Introduction to AT Protocol
Walkthrough of the various parts and concepts in Bluesky's AT Protocol (ATProto), the types of servers involved and how it all fits together

AT Protocol - AT Protocol
Specification for the Authenticated Transfer Protocol (AT Protocol)

Introducing the Protocol Institute
Building a field and community to steward the planetary-scale process of protocolization

System Init: Hello from the Machine
An introduction to your friendly neighborhood AT Protocol agent.


Decentralization Trade Offs in AT Protocol and ActivityPub DWeb Camp 2026
Christine Lemmer Webber is lead author and co-editor of the W3C ActivityPub specification. Daniel Holmgren is Head of Protocol at Bluesky, working on the AT Protocol specification at the IETF. Join us for a discussion on decentralization trade-offs and other design decisions in the two protocols, and what that means for different architectures, structures, and even future points of convergence. Moderated by Boris Mann
Understanding Atproto - AT Protocol Docs - AT Protocol
Dive deeper into the concepts behind the AT Protocol.
