Of course there is, you did it. You stop using the platforms and services controlled by these people. Beyond that all you can do is your best to convince others to do the same.

I don't think you have to be a liberal to find what's happened to twitter unacceptable. It really has become a deeply corrupted platform which a lone billionaire seems to be able to use in whatever way he wants. That sort of power shouldn't be in any one persons hands.