Soon enough in your career as a web developer, you encounter the situation where a designer hands over a wonderful web design in all its large-screen glory. Your mission now is to transform it into code to present a prototype as soon as possible, starting with nothing but an empty text file.

Parcel purports to be a “zero-config” alternative to Webpack, a popular Javascript module bundler. A module bundler takes separate, reusable JS files (or modules) and “bundles” them into a single file to be served to the browser, as well as minifying the output. This can improve website performance, as the browser doesn’t need to load a bunch of files individually. Post written by the author of "CSS in Real Life".

Marko, a friendly (and fast!) UI library from eBay that makes building web apps fun.