Apache is a free and open-source cross-platform web server software.
cdnjs is a free distributed JS library delivery service.
Endurance Page Cache adds basic file-based caching to WordPress.
Flickity is a JavaScript slider library, built by David DeSandro of Metafizzy fame.
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.
JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
Typed.js is a library that types. It is designed to create typewriter-style animations with ease.
Unpkg is a content delivery network for everything on npm.