Social Web Bookmarks

Simple ActivityStream handling for Go.

Q&A based social network. Ask questions, give answers and learn more about your friends.

Lightweight Mastodon and GNU Social-compatible server implementation

FireFox browser plugin, that simplifies following and interacting with remote users on other Mastodon instances.

Reading app by the devs of WriteFreely

A C# .NET Implementation of ActivityPub Entity Types.

A Swift Framework that wraps Mastodon's API.

A mock ActivityPub server to use in SoftwareTesting code

ActivityPub JS/TS models with docs

CMS with a range of groupware tools available as plug-ins