Lightbox is small javascript library used to overlay images on top of the current page. It's a snap to setup and works on all modern browsers.
CloudFlare is a global CDN and DNS provider that can speed up and protect any site online.
See what your Facebook friends have liked, shared, or commented on across the Web. This includes all variations of Like, Share and Follow Buttons, Embedded Posts, Comments, Activity Feed, Recommendations Feed, Recommendations Bar, Like Box and Facepile.
With the embedded video player you can easily add Facebook videos and Facebook live videos to your website.
Content Security Policy is best used as defense-in-depth, to reduce the harm caused by content injection attacks.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.