Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.
cdnjs is a free distributed JS library delivery service.
Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.
ipify is a service which provide public IP address API, IP geolocation API, VPN and Proxy detection API products.
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.
ASP.NET is an open-source, server-side web-application framework designed for web development to produce dynamic web pages.
Moment.js is a free and open-source JavaScript library that removes the need to use the native JavaScript Date object directly.
SweetAlert2 is a JavaScript library that provides customisable, visually appealing, and responsive alert and modal dialog boxes for web applications.