In our last installment, Jay Ess was able to solve his problems when he discovered bundlers! In our final installment, he examines Browserify and webpack to see how bundlers actually work. 

Last week, we set the stage for understanding the origin of bundlers: our protagonist Jay Ess successfully solved the problem of his single, monstrous script file by breaking it into several smaller files, but now he faces new challenges and must find better solutions...

Are you an aspiring JavaScript Developer? Have you been writing JavaScript for a while but lack confidence when talking about modules? Have you run across terms like "module loaders" and "module bundlers" and wondered what they mean? Have you heard about webpack, Browserify, CommonJS, and AMD and not understood why we use these things? Follow this three-part series to learn more!