Feel free to contact us directly firstname.lastname@example.org
You can also find some people on the google group.
Or you could drop me a line on Twitter.
RightJS has its own IRC channel #rightjs on Freenode.
We manage our tickets over at the Lighthouse service.
If you wish to participate in the project, have spotted a bug or would like to offer some enhancements, simply fork the source code, which is freely available on Github.
Please check the participation page as well. There are some basic project descriptions and suggestions which could be helpful.