Apache is a free and open-source cross-platform web server software.
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.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.
jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.
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.
OneSignal is a customer engagement messaging solution.
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.
Razorpay is a provider of an online payment gateway that allows businesses to accept, process, and disburse payments.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.