Looks like Discord is one of them. As the author says, "who decides what is considered extreme?" And my question is why is it just the right side being targeted? I havent heard any left wing sites getting banned. And yes, many of them are just as extreme as Stormer or whatever it is.
https://www.techspot.com/news/70580-discord-bans-servers-accounts-linked-alt-right.html
https://www.techspot.com/news/70580-discord-bans-servers-accounts-linked-alt-right.html