Lightweight, efficient middleware and routing framework. Express.js is best known as another quarter of the MEAN (MongoDB, Express, AngularJS and Node) software stack, and is the most popular Node.js framework.
|Developed by||TJ Holowaychuk, StrongLoop|
|Latest stable version||Express 4.x|
|Used by||MEAN, Sails|
Express has the biggest community out of the three Node.js frameworks (Express, Koa, Hapi).