TypeScript is cross-platform language and works on Windows, Linux, and macOS. You can create TypeScript applications on any platform and an IDE of your choice. Modern web application frameworks also support TypeScript, with Angular one of the prominent ones. In fact, Angular 2 has been written in TypeScript by Google.
While developing any large-scale web applications, there is a lot of JavaScript that is involved for things such as validations, navigation, the workflow of the application, UI rendering, API calls, and so on. In my experience, any time JavaScript reaches a few thousand lines of code, it becomes overly complex, which causes unintended behavior and runtime errors. TypeScript provides features which help manage these complexities, such as static typing, encapsulation using modules and classes, custom types, interfaces, and much more.
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