Express is a fast, unopinionated, minimalist Node.js framework designed for building APIs, web applications and cross-platform mobile apps.
Introduced by TJ Holowaychuk in 2010 and inspired by Sinatra software, Express is a lightweight framework with complete in-built application features.
Express.js is a standard server for Node.js and backend part of the MEAN stack.
- HTTP requests
- Error handling
It cuts off the development time of the programmers and helps in delivering efficient and rapid apps.
Express is easy to customize and configure and can be easily connected with the database like MongoDB, Redis, MySQL
Why use Express
- Ultra-fast I/O
- Asynchronous and single-threaded
- MVC like structure
- Robust API for easy routing
- High Performance
Use of Angular JS at front-end and Express.js at backend forms a powerful combination to resolve the backend issues.
It comes with many built-in features and third-party tools to build an application with better functionality, increased security, and improved speed.
The adoption of Express.JS is increasing over time and has been used by IBM, Uber, Fox Sports, etc.