Apache is a free and open-source cross-platform web server software.
cdnjs is a free distributed JS library delivery service.
Craft CMS is a content management system for building bespoke websites.
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.
Paylocity is an American company which provides cloud-based payroll and human capital management software.
Popper is a positioning engine, its purpose is to calculate the position of an element to make it possible to position it near a given reference element.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.
Unpkg is a content delivery network for everything on npm.