







Hi protocol friends! I've been cooking up a Very Large PDS (vlpds) implementation capable of scaling up to billions of accounts and down to just one. It uses Object Storage as its only state, supports HA operation, live scaling up and down, is feature-complete with the reference PDS, and is FOSS.
Overview · vlpds docs
vlpds.jazco.devOct 4, 2026 at 7:02 PM
Overview · vlpds docs
An atproto PDS whose only durable storage is an object store. Any node serves any request, one node can run a personal server for free, and a few nodes can carry all of Bluesky's write load.

New PDS! New PDS! Hear all about it!
The AT Protocol reference PDS implementation has just published a new release, version 0.4.5006 with a whole heap of awesome new features in it, we take a look at those features and the roadmap tha...
vlpds/README.md at main · jazware/vlpds
Very Large PDS, a world-scale, incredibly efficient, incredibly resilient, atproto personal data server - jazware/vlpds
Protobase
Managed AT Protocol PDS infrastructure for your brand. Give your users a home on the Atmosphere — we handle the heavy lifting.


What is required to make a PDS implementation?
This Github thread from July 2024 had a long answer by Bryan Newbold that is included below:

Make the PDS Your Own: Customization and Metrics - AT Protocol
Branding, observability, and a session-list fix in the newest reference PDS

I recently got super into the ATProto spec and how different services use PDS to store the data, I put together a quick client-only website that presents all those records in a single, consolidated feed of all my activity: at.diego.codes
at.diego.codes — Diego Vicente
at.diego.codesDid a quick write up on the work I've been enjoying to make a PDS distributed. #atproto
The journey to a distributed PDS - Wills thoughts
willdot.leaflet.pubBuilding a PDS the Hard Way agent.io/posts/building-a-pds
Building a PDS the Hard Way
agent.io
Pilcrow's auth book
lucid-softworks/pds
PDS — a teaching port of the Bluesky personal data server

Make the PDS Your Own: Customization and Metrics - AT Protocol
ascorbic/cirrus

Self-hosting - AT Protocol Docs - AT Protocol
Matt Kane (@mk.gg)
Matt Kane (@mk.gg)
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