JavaScript error detection app for detecting JS errors on customer visits.
Google APIs are application programming interfaces developed by Google which allow communication with Google Services and their integration to other services.
Facebook's Comments box lets people comment on content on your site using their Facebook profile and shows this activity to their friends in news feed. It also contains built-in moderation tools and special social relevance ranking.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.