AddToAny is a universal sharing platform that can be integrated into a website by use of a web widget or plugin.
Apache is a free and open-source cross-platform web server software.
Drupal is a free and open-source web content management framework.
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.
Typekit is an online service which offers a subscription library of fonts.