>Simply put, Mastodon is a microblogging software where users can communicate with one another through character-limited messages, called “toots.” The project, which released to the public in October 2016, supports embeds for images, GIFs, and videos, and there’s even a “boost” system similar to Twitter’s retweets. But Mastodon’s biggest feature by far is its “fediverse.”

Mastodon's biggest feature is its FediverseTM