Apache is a free and open-source cross-platform web server software.
Drupal is a free and open-source web content management framework.
Google Analytics is a free web analytics service that tracks and reports website traffic.
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.
Issuu is a digital discovery and publishing platform.
Priority Hints exposes a mechanism for developers to signal a relative priority for browsers to consider when fetching resources.
Vimeo is a video hosting, sharing and services platform. Vimeo operation an ad-free basis by providing subscription plans.