AngularJS Angular is a Type Script-based open-source web application framework led by the Angular Team at Google and by a community of individuals and corporations. Key Modules -Components -Routing -Directives -Pipe -Services -Dependency Injection Main Thread. Templates integration Data binding and directives Services and dependency injection Http and observables Navigation and routing Angular CLI Angular is... A javascript framework For building client-side applications using HTML,Css and javascript Why Angular .? Angular makes our html more expressive power up our html with features such as if conditions,for loops,and local variables Angular has power-data binding we can easily display fields from our data model,track changes and process updates from the user . Angular promotes modularity by design.our applications become a set of building blocks,making it easier to create and reuse content Angular has built-in support for communication with a