We do not mute or block any other instances at the moment.
There hasn't been any issues with other instances and we are happy with that. If we do perform an instance moderation action we will announce it here.
@pixelfed I’m having trouble uploading/posting to pixelfed.social (both new and classic interface)
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!