Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
Is there is a Stack Exchange meta: a meta that applies to the entire Stack Exchange network and allows for users from all sub-sites to contribute feedback that could be applied to the entire network?
Yes. It's http://meta.stackexchange.com.