Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
jQuery plugin for seeing if the images are loaded.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
LiteSpeed Cache is an all-in-one site acceleration plugin for WordPress.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Perfmatters is a performance optimisation plugin for WordPress websites.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Sentry is an open-source platform for workflow productivity, aggregating errors from across the stack in real time.
WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.