







Contrail turns public AT Protocol records into a queryable AppView.
ATProto Architecture
Visual summary of the AT Protocol architecture: PDS, AppView, identity, records, lexicons.

API · Standard Reader
AppView XRPC queries and procedures for the Standard Reader read-model.
Series: Apps as Views, Not Vaults | Guido X Jansen
Your data lives in a bookshelf you own; apps are just the views that read from it. A seven-part series on what the AT Protocol flips, what it doesn't, and why the boring architecture really does impact you.

Series: Apps as Views, Not Vaults | Guido X Jansen
Your data lives in a bookshelf you own; apps are just the views that read from it. A seven-part series on what the AT Protocol flips, what it doesn't, and why the boring architecture really does impact you.


Protocol Reader - Summer of Protocols
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 Buffers
Protocol Buffers are language-neutral, platform-neutral extensible mechanisms for serializing structured data.
Reading Proposal 0016: What atproto’s “Permissioned Data” Actually Does - Nick's Blog
AT Protocol is public by default. Everything you write goes into a signed, archived, and rebroadcastable repository that anyone can read from and moves throu…
Bibliograph — Overview
Bibliograph AT Protocol AppView: procedures and queries served by the net.olamaelcu.livtet.biblio lexicon.
at://alternatives | AT protocol alternatives for popular products
Discover AT Protocol alternatives for popular products and services. Browse decentralized apps that give you control over your data, identity, and social connections.
Standard Reader now ships an open AppView for standard.site. Public ATProto queries over the indexed network — publications, articles, feeds, URL resolution. Same lexicons the app uses. Docs + live examples: standard-reader.app/docs/api
API · Standard Reader
standard-reader.applooking for feedback on the first pass of permissioned data protocol lexicons! hop in & let me know your thoughts! discourse.atprotocol.community/t/permissioned-data-pds-lexic…
Permissioned Data PDS Lexicons
discourse.atprotocol.communityFor our next Off Protocol Live, we're doing a permissioned data AMA with @dholms.at. Reply to this thread with your questions and tune into the livestream for more.
Off Protocol LIVE — Permissioned Data AMA
atmo.rsvp
Account hosts

Apps
AT Stack (by Victoria) — Semble
trueberryless/awesome-atproto
PDSls

ATmosphere Games
status.northsky.social
Atmosphere Status

Clearsky status
Uptime monitor

Arabica Social status
Graze Social Status