Mastodon (social network) - Wikipedia
https://en.wikipedia.org/wiki/Mastodon_(social_network)Maybe Bluesky has “won” | anderegg.ca
https://anderegg.ca/2024/11/15/maybe-bluesky-has-wonTwitter rival Mastodon rejects funding to preserve nonprofit status | Ars Technica
https://arstechnica.com/tech-policy/2022/12/twitter-rival-mastodon-rejects-funding-to-preserve-nonprofit-status/