Open Graph is a protocol that is used to integrate any web page into the social graph.
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.
RxJS is a reactive library used to implement reactive programming to deal with async implementation, callbacks, and event-based programs.
Vite is a rapid development tool for modern web projects.