What is Babel?
Babel is a JavaScript compiler
Babel is a toolchain that is mainly used to convert ECMAScript 2015+ code into a backwards compatible version of JavaScript in current and older browsers or environments.
What is a Plug-in?
a plug-in (or plugin, add-in, addin, add-on, or addon) is a software component that adds a specific feature to an existing computer program.
What is a Webpack loader?
you can use loaders to tell webpack to load a CSS file or to convert TypeScript to JavaScript.
How can you make Babel and Webpack work together?
webpack loader and babel loader