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.

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First released 2010
Developed by TJ Holowaychuk, StrongLoop
Latest stable version Express 4.x
Open-source Not defined
Used by MEAN, Sails

Interesting facts

Express has the biggest community out of the three Node.js frameworks (Express, Koa, Hapi).


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