What if you could build a desktop application for Windows, macOS, and Linux using the same technologies you use to build websites? That's the core idea behind Electron. It's an open-source framework that lets developers create native-feeling desktop apps with HTML, CSS, and JavaScript.

This means a web developer can use their existing skills to create an app that runs directly on a computer, complete with its own icon in the dock or taskbar. Instead of learning platform-specific languages like C# for Windows or Swift for macOS, they can stick with the tools of the web.

Electron pulls this off by bundling two powerful open-source projects into a single package: Chromium and Node.js.

Here’s how the pieces fit together:

• Chromium is the open-source browser project that powers Google Chrome. Electron uses it to render your application's user interface. This is the part that understands your HTML, styles it with CSS, and makes it interactive with JavaScript. Each window in your app is essentially a web page.

• Node.js is a JavaScript runtime that lets you run JavaScript on a server or, in this case, on a desktop. Electron uses Node.js to handle the application's backend logic. This gives your app access to the computer's file system, network, and other native features that are normally off-limits to a regular website.