All freespeech platforms, from 4chan to twitter, are pre-dominantly right wing.
All censorship-based platforms, such as reddit or mastodon that has _mods_, are left wing.
Secondly, the woke left is the same in the US as it is in Europe. The west is one global entity these days. JK Rowling is hated by swedish leftists and california leftists.
Third, "it's simply not true" is not a convincing argument in the face of millions of examples. Why do you think all the biggest comedians in the US avoid colleges?