A family of standard web feed formats used to publish frequently updated information like blog entries, news headlines, audio and video.
mod_pagespeed is an open-source Apache module that automatically optimizes web pages and resources on them.
The OpenSSL Project is a collaborative effort to develop a robust, commercial-grade, full-featured, and Open Source toolkit implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols as well as a full-strength general purpose cryptography library.
Open graph description entity tag
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook