Apache is a free and open-source cross-platform web server software.
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.
Leaflet is the open-source JavaScript library for mobile-friendly interactive maps.
PHP is a general-purpose scripting language used for web development.
waitForImages is a lightweight, high-performance JavaScript library that simplifies the handling of image preloading events.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.