at3d.app — portable 3D identity for AT Protocol

at3d.app docs — lexicon reference

Every record type in the app.at3d namespace. These AT Protocol Lexicons define portable 3D identity data stored in a user's Personal Data Server.

Quick start guide to building applications on AT Protocol - AT Protocol

In this guide, we're going to build a simple multi-user app that publishes your current "status" as an emoji.

at-store | Apps on the Atmosphere

Discover apps and tools across the Atmosphere. Find your next favorite app today!

atmopins - Share and Discover Visual Content

A decentralized visual discovery platform built on the AT Protocol.

at://2048

2048 on the AT Protocol. Your games, your data, your AT Protocol.

Currents

A calm visual curation app on the AT Protocol.

ATProto Architecture

Visual summary of the AT Protocol architecture: PDS, AppView, identity, records, lexicons.

Roomy

A community platform integrated with the AT Protocol

Roomy

A community platform integrated with the AT Protocol

at://alternatives | AT protocol alternatives for popular products

Discover AT Protocol alternatives for popular products and services. Browse decentralized apps that give you control over your data, identity, and social connections.

AT Profile

Custom profiles built on top of AT Protocol

AT Protocol Roadmap (Spring 2026) - AT Protocol

Updates to the AT Protocol roadmap, including Permissioned Data and Account Experience.

AT Protocol Roadmap (Spring 2026) - AT Protocol

Updates to the AT Protocol roadmap, including Permissioned Data and Account Experience.

ATProto Garden

A curated directory of apps, tools, and libraries built on the AT Protocol

ATmosphere App Catalog

A catalog of ever-growing apps built on AT Protocol.

Welcome | Sifa ID | Sifa ID

Professional identity on the AT Protocol