AddThis is a social bookmarking service that can be integrated into a website with the use of a web widget.
Blogger is a blog-publishing service that allows multi-user blogs with time-stamped entries.
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
Mailchimp is a marketing automation platform and email marketing service.
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.