Babel
https://gyazo.com/1d9dd7e34e0ea7dddd89cc9c14c305df
Babel · The compiler for next generation JavaScript
@babel/preset-env · Babel
webpackwebpack.icon
babel-loaderBabel.iconwebpack.icon
babel/babel-loader: 📦 Babel loader for webpack
babel-loader | webpack
JestJest.icon
babel-jestBabel.iconJest.icon
jest/packages/babel-jest at main · facebook/jest