Contact Form 7 is an WordPress plugin which can manage multiple contact forms. The form supports Ajax-powered submitting, CAPTCHA, Akismet spam filtering.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Query Migrate is a javascript library that allows you to preserve the compatibility of your jQuery code developed for versions of jQuery older than 1.9.
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.
Pantheon is a WebOps (Website Operations) and Management Platform for WordPress and Drupal.
Photo Gallery plugin is a feature-rich, yet easy-to-use WordPress tool, which lets you add mobile-friendly image galleries and gallery groups to your website by 10Web.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
SiteOrigin Widgets Bundle is a WordPress plugin that gives you all the elements you need to build modern, responsive, and engaging website pages.
Twenty Seventeen is the default WordPress theme for 2017.
Varnish is a reverse caching proxy.
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.