Hitchhiker's Guide to the Atmosphere

An Encyclopedia Galactica with various guides and writings to help you understand the atmosphere(atproto ecosystem).

Bitesize Proto: Two PDS containers at the same time; synchronized swimmers

Run two PDSs container instances on the same machine, or if crafty elsewhere.

January 23, 2026

Bitesize Proto: Upserting ATProto Records

Tired of creating duplicate records in a repo from your atproto app?

January 16, 2026

Help! I've migrated to a new PDS, and my Bluesky doesn't work

A checklist of things to check when you move to a new PDS and new posts don't show or your account doesn't load on Bluesky

January 06, 2026

Beyond the Statusphere: Part 2, ATProto OAuth, the TLDR

Gain a working knowledge of ATProto OAuth and feel confident implementing it in your projects.

January 01, 2026

7 2

Quick getting started notes on tap

Bluesky released a new backfill/firehose tool today called Tap. These are some quick notes on trying it out to make it easier for anyone to give it a go.

December 13, 2025

Beyond the Statusphere: Part 1, Resolving the User's PDS

Learn why it's important to resolve the user's PDS and use that in your ATProto applications.

November 23, 2025

AMAA

Ask me anything AT Protocol, with guests!

November 13, 2025

4 3

A blob in the bucket

Learn how to setup your self hosted PDS to use an S3 object store for blob storage.

November 11, 2025

Host a PDS via a Cloudflare Tunnel

Learn how to use a Cloudflare Tunnel to host your PDS on a local network.

November 11, 2025

What the hell is a rotation key?

Why it's important that YOU should have a rotation key and backups for your Bluesky/AT Protocol account that is hosted on a third party PDS

November 03, 2025

What the hell is the atmosphere anyway

A slightly less technical intro to the technical side of Bluesky

September 13, 2025