







A community platform integrated with the AT Protocol
A peer to peer community platform built on the AT Protocol
Community Spaces on AT Protocol - at:// pizza thoughts
Scaled-down design patterns
atmosphere.community
The community hub for apps and people building on AT Protocol
AT Protocol - AT Protocol
The AT Protocol is an open, decentralized, and high-performance network for building social applications.

At @roomy.space we've been cooking up the design for the next, ATProto-native iteration of Roomy, and that includes private data on protocol! The first component that we're working on is a group membership service that we're calling the "arbiter". Here's full overview of the design so far!
The Arbiter - Group Management for Permissioned Spaces and Beyond
zicklag.leaflet.pubDaniel Holmgren's (@dholms.xyz) FediForum talk on AT Protocol Spaces is now available. Covers permissioned spaces, DPoP+ath tokens, and space-scoped addressing - the core infrastructure behind the next wave of apps building on the atmosphere.
FediForum October 2026 - Spectra Video
spectra.video