To the best of my knowledge this is a fan-hosted space. The official private backer's group for EGG directed the community to this new space moderated by a person named Tommy Scott (no relation as far as I know) and then endorsed the fan community space as the goto community.
I don't think...
I also dropped out of the same Facebook group for this reason.
To add context, my 5E campaign is a homebrew hybrid of d20 Future and 5E. I thought EDH was going to make my life much easier and I backed the kickstarter for everything and bought each player at my table a copy of EDH as a gift...