You can contact the Agorava team to get support, send us feedback or propose a contribution. To join us you have multiple solution
Our Mailing list is hosted by Google Group, you can subscribe by sending an empty mail to agorava-dev+subscribe@googlegroups.com or you can join our Google Group (same content as mailing list)
Check out Agorava on Bintray.
To stay informed : You can follow us on twitter : @agoravaproj.
Join us on IRC on irc.freenode.net on the #agorava channel. If you don’t have an IRC client are behind a firewall or are in hurry, you can use kiwiirc (you’ll only have to provide a pseudo)