Open Graph is a protocol that is used to integrate any web page into the social graph.
PHP is a general-purpose scripting language used for web development.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Svelte is a free and open-source front end compiler created by Rich Harris and maintained by the Svelte core team members.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.
WPML plugin makes it possible to build and run fully multilingual WordPress sites.