- Third party clients available.
- Blocklists and other more sophisticated custom moderation available.
- Threads and profiles accessible to non-logged-in people (note that you can read the linked post and its replies without being logged in; on Twitter you at minimum couldn't see the replies, and depending on the account/phase of moon might just get an error for the actual post.)
- Less deranged leadership (at least now that Dorsey has flounced off).
- Blocking works.