Palaeomastodon is a Mastodon app for Mac OS 9. Come join the Decentralized Social Network Fediverse Blah Blah Blah!
(Warning: it’s not DeFi, it won’t make you a fortune.)
Palaeomastodon (the ancient mastodon) is an ancestor of the Mastodon — and down in the fossil-laden strata of Mac OS 9, well, you get the idea.

| Version | Date | Changes |
|---|---|---|
| 1.1.0 | 2026-06-24 | First public release: timeline, posting, emoji |