AT Protocol
Social networking technology created by Bluesky: federated, user-controlled social data.
Why consider AT Protocol?
AT Protocol (Authenticated Transfer Protocol) is an open-source decentralized social networking protocol and toolkit developed by Bluesky Social. AT Protocol supports portable user identities, algorithmic choice feeds, federated data repositories, and cross-server social interactions.
Learn AT Protocol by building
Practical setup notes, real use cases, and copy-ready examples in one focused guide.
In this guide2 sections
Overview of AT Protocol
AT Protocol powers next-generation decentralized social network applications and custom feed algorithms.
Quickstart
npm install @atproto/apiimport { BskyAgent } from '@atproto/api';const agent = new BskyAgent({ service: 'https://bsky.social' });await agent.login({ identifier: 'user.bsky.social', password: '...' });await agent.post({ text: 'Hello Decentralized Web!' });AT Protocol is licensed under the Apache License Version 2.0.
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