When you are thinking about scalable and responsive web applications Angular.JS must come to your mind first. Angular.js is designed and developed by Google. Angular.JS is one of the most trusted js platforms in the world. Angular.js is gaining more attention and popularity due to its Swiftness in development and responsive single page application.
Apart from it being a free and open source framework, it aids one-way as well as two-way data binding. Angularjs is trusted by many big companies like Google, Forbes, Wix and many more.