Still, using it with Three.js can turn out to be quite non-trivial, especially for people with little or no coding skills (e.g. This tool chain looks familiar to seasoned web developers. You will have to use the command-line interpreter to operate all these. Also, you're gonna need to run a local web server to test your apps. With Three.js however, it's not that easy! The official Three.js installation guide recommends using the NPM package manager, as well as the JS module bundling tool called webpack.
If not, you can get from here and just run the installer.
We suppose you already have Blender installed.