Apache is a free and open-source cross-platform web server software.
cdnjs is a free distributed JS library delivery service.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Google Maps is a web mapping service. It offers satellite imagery, aerial photography, street maps, 360° interactive panoramic views of streets, real-time traffic conditions, and route planning for traveling by foot, car, bicycle and air, or public transportation.
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.
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.
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.
libphonenumber is a JavaScript library for parsing, formatting, and validating international phone numbers.
Moment.js is a free and open-source JavaScript library that removes the need to use the native JavaScript Date object directly.
OpenLayers is an open-source JavaScript library for displaying map data in web browser.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.