The official documentation has moved to http://docs.couchdb.org — The transition is not 100% complete, but http://docs.couchdb.org should be seen as having the latest info. In some cases, the wiki still has some more or older info on certain topics inside CouchDB.
CouchDB Professional Services
This is a list of professional service providers that are specifically focused on CouchDB. If you or your company specialize in CouchDB, please add a link to this list.