Communities is a feature we've introduced to Habbo X that enables you to keep in touch with Habbos that are part of the same projects and associated communities as you are.
Please bear in mind that this feature is in development, and as a result during the pre-alpha is quite basic. In the future we aim to have community chats, community DMs and other features related to Communities in Habbo X!
Anyway, below you can find out how to see Communities in Habbo X.
First of all, open your profile:
Then open the Communities tab, and click the icon of the community that you want to see:
There you can see the members of the community, a short bit of information about it, when it was created, who owns it, etc: