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.
Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Font Awesome is a font and icon toolkit based on CSS and Less.
Lightbox is small javascript library used to overlay images on top of the current page.
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.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.