Mastodon is a free and open source microblogging network built as a decentralized federation of independently-operated servers. The server-side technology is Ruby on Rails, and the front end is written in JavaScript (React.js and Redux). It implements the ActivityPub and WebFinger protocols for interoperability with other social networks. There are several client applications for different platforms available..
Go library to sign & verify HTTP signatures, compatible with Mastodon/ActivityPub servers
Quiblr is an intuitive, accessible, and modern interface to connect users to the fediverse
Organize your pinned Mastodon posts with a simple drag and drop interface
Liste von Mastodon Accounts von allen deutschen Hochschulen und Universitäten
A Mastodon bot that takes historical events each day, and generates satirical toots from the perspective of the historical figures
A modular Mastodon bot with nice built-in features like post reminders, weather data, and the ability to fetch a time in a timezone
Cloudstrap template meets Astro-mastodon: We now have mastodon mentions!