Curated list of ActivityPub-based Projects!

ActivityPub is W3C standard, decentralized social networking protocol.

• Official
• Services
• Implementations
• Libraries
• Bridges

The official information.

• ActivityPub Website - The official website of ActivityPub protocol.
• W3C ActivityPub Standard - The standard document of ActivityPub.

Services supporting ActivityPub federation.

• Dokieli - A clientside editor for decentralised article publishing, annotations and social interactions.
• ForgeFed - An extension to ActivityPub for web-based Git services federation.
• Funkwhale - A modern, self-hosted, free and open-source music server.
• Hubzilla - Macroblogging social network supports Zot, OStatus, diaspora, ActivityPub.
• Mastodon - Microblogging service based on ActivityPub and OStatus protocol.
• Misskey - Microblogging service based on ActivityPub.
• PeerPx - A federated alternative to 500px or Flickr.
• PeerTube - Video streaming platform with ActivityPub and WebTorrent.
• PixelFed - Federated Image Sharing.
• Pleroma - Lightweight microblogging service based on ActivityPub and OStatus protocol.
• Plume - Federated blogging engine with ActivityPub.
• Prismo - Federated link aggregation powered by ActivityPub.
• Rustodon - A Mastodon-compatible, ActivityPub-speaking server in Rust.
• anancus - Self-hosted and federated social link aggregation.
• anfora - Self-hosted photo gallery social network.
• disbin - Distributed Pastebin, support ActivityPub and Micropub.
• microblog.pub - A self-hosted, single-user, ActivityPub powered microblog.
• pump.io - Social server with an ActivitySteams API, currently working on ActivityPub.
• write.as - A distraction-free writing space with ActivityPub support.
• Nextcloud Social - Federated social network application on Nextcloud.
• Pterotype - A WordPress plugin bringing your blog to the Fediverse.
• Mobilizon - A federated organization and mobilization platform.

Simple example of implementing ActivityPub.

• ActivityPub Example - An example of ActivityPub server implementation written in Python.
• dsblank/activitypub - Prototyping a Python ActivityPub distributed server in Tornado.
• microstatus - Mastodon, GNUsocial compatible ActivityPub and OStatus server implementation.
• pylodon - Flask-based ActivityPub server implementation.
• dariusk/express-activitypub - A very simple reference implementation of an ActivityPub server using Express.js.
• CommonsPub - A generic federated server, written in Elixir.

A little help for implementing ActivityPub.

• activity - ActivityPub library for Golang.
• activitypub-php - A library to turn any PHP project into a full ActivityPub implementation.

Connecting the ActivityPub federation with another federation.

• Bridgy Fed - A bridge between IndieWeb and ActivityPub, OStatus.
• GNU Social ActivityPub Plugin - Plugin for GNU Social to add ActivityPub support.
• Osada - A bridge between Zot protocol and ActivityPub, OStatus, Diaspora etc.
• RSS to ActivityPub - An RSS to ActivityPub converter.