







Next up is private events as I explore the shapes of permissioned-data spaces in atproto.
Permissioned Data Shapes: Private Events
ngerakines.leaflet.pubJul 18, 2026 at 9:48 PM
Permissioned data on atproto — pick your depth
A private room in a place with no walls: how engineers are adding permissioned data to atproto. Read it plain-language or technical.
Permissioned Data Shapes: Private Events - Nick's Blog
A private events space is the first shape with other people in it: a member list of friends and family, guest RSVPs that live on the guests' own PDSes, and a…
FediForum Talk: Introduction to Atproto Spaces
By Daniel Holmgren, head of protocol at Bluesky PBC. A technical overview of the recent extension of AT Protocol beyond public data to cover permissioned data and private group spaces.

Evaluating permissioned spaces for community contexts - meri's missives
A look at Bluesky's proposed approach to private data on ATProto
The Atproto Spaces Alpha is Live - AT Protocol
Atproto Spaces, formerly known as “the permissioned data protocol,” is a new extension to atproto that enables non-public data. The alpha is now officially open. Here’s how to develop with it and what to expect as we work towards the full release.

The Atproto Spaces Alpha is Live - AT Protocol
Atproto Spaces, formerly known as “the permissioned data protocol,” is a new extension to atproto that enables non-public data. The alpha is now officially open. Here’s how to develop with it and what to expect as we work towards the full release.

The Atproto Spaces Alpha is Live - AT Protocol
Atproto Spaces, formerly known as “the permissioned data protocol,” is a new extension to atproto that enables non-public data. The alpha is now officially open. Here’s how to develop with it and what to expect as we work towards the full release.

Permissioned Data Diary 5: What’s in a Name? - Daniel's Leaflets
In this permissioned data diary, we dive deep into the URI structure for permissioned data on atproto and use it to motivate a bunch of the larger design.
Permissioned Data Diary 5: What’s in a Name? - Daniel's Leaflets
In this permissioned data diary, we dive deep into the URI structure for permissioned data on atproto and use it to motivate a bunch of the larger design.
Atproto spaces · aturi.to
Browse your permissioned atproto data: records kept outside your public repo.
Reintroducing Spaces - Daniel's Leaflets
Zooming out and re-motivating the design of spaces, the new primitive for non-public data on atproto.
@dholms.at motivated me to make a follow up post on Stratos, @transrights.northsky.social approach to permission data on ATproto! This one is a bit of a brief technical overview and as a nice bonus, I've made the code base public.
Stratos: Lets get Technical
chipnick.comSeventh in the atproto permissioned-data series: notifications. One self-keyed space per identity, every app writing through a create-only grant, and a reader you choose doing the triage. The self shape returns, direction flipped.
Permissioned Data Shapes: Notifications
ngerakines.leaflet.pubopensocial.group/proposal

Atproto spaces alpha updates
Habitat's road to release: 06 commenting - building [at] habitat
Arbiter Progress Report 4 - Zicklag's Leaflets
Arbiter Progress Report 3 - Zicklag's Leaflets
Arbiter Progress Report 2 - Zicklag's Leaflets