Blogger is a blog-publishing service that allows multi-user blogs with time-stamped entries.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Open Graph is a protocol that is used to integrate any web page into the social graph.
OpenGSE is a test suite used for testing servlet compliance. It is deployed by using WAR files that are deployed on the server engine.
Stripe offers online payment processing for internet businesses as well as fraud prevention, invoicing and subscription management.