plugreg allows Cordova / PhoneGap developers to search for existing plugins for their app projects. It also gives plugin authors additional exposure to their open source plugin(s).
At a glance, users are able to see the status of a plugin, the number of stars, open issues, version, supported platforms / engines and more.
There are currently 1606 plugins from 1067 different authors and growing all the time. Please submit your own plugin(s) if you haven't already.