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 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.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Configurable JavaScript/CSS spinner that can be used as a resolution-independent loading indicator
TablePress is a free and open source plugin for the WordPress publishing platform. It enables you to create and manage tables on your website, without any coding knowledge.
Twenty Seventeen is the default WordPress theme for 2017.
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.