yeoman/generator-webapp

Generator-webapp is a project scaffolding tool that creates the starting structure for a front-end web application in one command. It is part of the Yeoman ecosystem, which is a collection of generators that automate the tedious work of setting up a new project from scratch. When you run it, it creates a project folder already wired up with a build system based on gulp, a task runner that automates repetitive development tasks. The generated project includes a live preview server powered by BrowserSync, which refreshes your browser automatically whenever you save a file. It also comes with support for Sass (a CSS extension language), automatic CSS vendor-prefix handling so you do not have to write browser-compatibility prefixes by hand, JavaScript linting to catch code quality problems early, image optimization for production builds, and source maps that help you trace compiled CSS back to the original stylesheet files during debugging. Modern JavaScript syntax from the ES2015 standard is supported through Babel, which translates newer code patterns into versions that older browsers can run. The setup is a one-time global install of three npm packages, then a single command to scaffold the project. From there, you run the dev server with one command, install additional packages the usual way, run tests in the browser, and build a production-ready output folder when you are ready to deploy. The generator has options to skip the welcome message, skip automatic dependency installation, and choose between Mocha or Jasmine as the testing framework. Documentation for getting started, recipes for adding other tools like CoffeeScript, and a contribution guide are included in the repository. The project is licensed under BSD.