devtrackers.gg
Yeah, and they post announcements in the welcome channel, just a mess
If you're looking to chat about creative or play creative games, please visit our official Fortnite server at http://discord.gg/fortnite. We have a channel dedicated to Creative there. The server in your image was created for people who have submitted content via the the online submission form. You should see the following message in the welcome channel, please let me know if you don't!
Creators who have submitted Creative content via our online submission form will be added to the member list daily. For more information about submitting your content, visit https://www.epicgames.com/fortnite/en-US/news/creative-featured-content.