Express.js: The Comprehensive Node.js Framework Guide
Express.js is a minimalist back-end framework specifically built for the Node.js environment to streamline the development of web applications and APIs. Originally created by TJ Holowaychuk, it has evolved into a standard industry tool managed by the OpenJS Foundation and utilized by major companies like PayPal and Uber. The provided documentation highlights key features such as robust routing, middleware integration, and template engine support across multiple versions, including the latest v5 release. As an open-source project under the MIT License, it serves as a foundational component for popular development stacks like MEAN and MERN. The sources offer both technical guidance for implementation and a historical overview of the framework’s progression since its 2010 debut.