1. Angular5 :
Angular 5 is a later version of the AngularJS that came after Angular 4, developed by Google to help developers in creating apps fast, as it removed unnecessary codes. Angular 5 is more advanced and has its own set of features like build optimizer, compiler improvements, and code-sharing feature. It was launched on 1st November 2017.
2. ReactJS :
Difference between Angular 5 and ReactJS :