AddThis is a social bookmarking service that can be integrated into a website with the use of a web widget.
Elfsight is an all-in-one platform offering 70+ customisable widgets for websites.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
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.
Webnode is a drag-and-drop online website builder.