







Tired of creating duplicate records in a repo from your atproto app?
Welcome to the new atproto.com - AT Protocol
We've updated just about everything about atproto.com to make it easier for developers to just build things.

Building More Resilient Local-First Software with atproto | jakelazaroff.com
atproto has the potential to become a rock-solid replacement for the most fragile part of any local-first app: the sync server.


Slingshot: atproto edge record cache
API Documentation for Slingshot, a firehose-listening atproto edge record and identity cache.
Introducing Tap: Repository Synchronization Made Simple | Bluesky
Just about every app built on AT needs data from a repository at some point. For many use cases – feed generators, labelers, bots – streaming live data through a Relay or Jetstream works well. But some applications need to go beyond what Jetstream was designed for, like tracking specific subsets of a repo, automatically backfilling a database when adding new repos to monitor, or even mirroring the entire Atmosphere.

CIDs: What You Need to Know and Why, Part 2 - Nick's Blog
How ATProtocol uses Content Identifiers to create a versioned, verifiable, and portable data model.
Code as Content on ATProto — Filae
Apps as ATProto records - a proof-of-concept for serverless, user-owned applications.
AT://links (by Patrick Singletary) — Semble
collection of fun / useful apps built to work on / with ATProtocol
calendar pt. 1: ATProtocol beyond AppViews - building [at] habitat
our approach to permissioned data (part 1!)
ATProto User Intents Demo
This is a demo tool which allows atproto accounts to configure a reuse declaration for their public data. You can read more about this atproo mechanism in the "User Intents for Data Reuse" proposal from March 2025. Any account in the atproto network (including Bluesky accounts) can use this tool via OAuth. The source code for this demo is linked above.
On Atproto and Atmospheric Groups - The Tropopause
I'm starting A Fresh Blog(tm), this time on Pckt. I wanted a dedicated space to post about development, atproto, and community thoughts, and a new space felt li...

ATproto Apps
Browse a curated directory of ATproto apps and services—clients, feeds, tools, games, and more—with clear alternatives and links to try them.
