JavaScript is the the programming language that built the web. Learn how it evolved into a powerful tool for building websites, servers with Node.js, mobile apps, desktop software, and more.

Sponsored When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Download HTML, CSS, & JavaScript All-in-One For Dummies ($39.99 Value, now FREE ...

Node.js is a lean, fast, cross-platform JavaScript runtime environment that is useful for both servers and desktop applications.