If you’ve spent any time in the JavaScript ecosystem, you’ve likely heard the name Babel come up again and again. It’s one of those tools that quietly powers a huge portion of the modern web, yet many developers use it without fully understanding what it does or why it matters. Let’s break it down in a clear, practical way. Babel is a JavaScript compiler - a tool that converts modern JavaScript code (ES6+ and beyond) into a version that older browsers or environments can unde