What's in your social media archive? I exported Twitter, Facebook, Google Plus, LiveJournal, WordPress and LinkedIn to find out. (And even found an archive of Google Buzz)
https://www.hyperborea.org/journal/2018/01/whats-in-your-social-media-archive/
Server run by the main developers of the project 
It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!