AddThis is a social bookmarking service that can be integrated into a website with the use of a web widget.
Font Awesome is a font and icon toolkit based on CSS and Less.
Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.
Modernizr is a JavaScript library that detects the features available in a user's browser.
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.