4 ms·You can join any mastodon server and follow someone from any other server.by navanchauhan 4y agoYou can join any mastodon server and follow someone from any other server.ceejayoz 4y ago(with some complexities about defederation; Gab is on a Mastodon fork, but most of the Mastodon world has blocked interchange with it.rglullis 4y agoIt goes both ways. Gab has also closed federation. Same for Truth Social.