Apache is a free and open-source cross-platform web server software.
GetYourGuide is a Berlin-based online travel agency and online marketplace for tour guides and excursions.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Jetpack Boost – Website Speed, Performance and Critical CSS.
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.
Lightbox is small javascript library used to overlay images on top of the current page.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Responsive Lightbox & Gallery plugin is a lightweight WordPress gallery plugin by Digital Factory.
Site Kit is a one-stop solution for WordPress users to use everything Google has to offer to make them successful on the web.
Underscore.js is a JavaScript library which provides utility functions for common programming tasks. It is comparable to features provided by Prototype.js and the Ruby language, but opts for a functional programming design instead of extending object prototypes.
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.
Yoast SEO Premium is a search engine optimisation plugin for WordPress and other platforms.
Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.