* [Cocoon v0.11.0](https://github.com/haileyok/cocoon) – AT Protocol personal data server implemented in Go using a SQLite-backed block and blob store.

* [Roomy v1.0.1](https://github.com/muni-town/roomy) – Group messaging app built on the AT Protocol, with autonomous spaces that grow chat into documented knowledge and optionally sync with Bluesky.

* [bsky v0.0.82](https://github.com/mattn/bsky) – Command-line client for the Bluesky social network, implemented in Go.

* [Skyfall 0.7.2](https://github.com/mackuba/skyfall) – Ruby gem for streaming and decoding Bluesky/ATProto firehose messages into Ruby objects.

* [atcute @atcute/leaflet@2.0....](https://github.com/mary-ext/atcute) – Lightweight TypeScript packages for the AT Protocol powering Bluesky, including clients, servers, lexicons, codecs, and utilities.