Proxigram, from Instances - Proxigram - Codeberg.org:
- https://proxigram.privacyfrontends.repl.co
- https://proxigram.protokolla.fi
- https://proxigram.kyun.li
- https://proxigram.drgns.space
If you get an error, try F5-ing a few times, it usually works at some point.
They also have RSS Feeds for accounts.