HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Lodash is a JavaScript library which provides utility functions for common programming tasks using the functional programming paradigm.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Wix provides cloud-based web development services, allowing users to create HTML5 websites and mobile sites.