About Parcel
Parcel is a fast, user-friendly build tool that simplifies web development. It requires no configuration, supports multiple file types out of the box, and optimizes your app for production automatically. With features like hot reloading, image optimization, and multi-core processing, Parcel helps you build and ship applications efficiently.
FAQ
No, Parcel requires zero configuration to get started. You can start with an HTML file, add script tags, CSS, TypeScript, SASS, or images, and Parcel will work out of the box.
To start the development server, run the command 'parcel index.html' in your terminal. This will start the server at http://localhost:1234 by default.
Yes, Parcel supports HTTPS. You can run Parcel with the --https flag, and it will automatically generate a certificate for you. Alternatively, you can provide your own certificate.
Parcel automatically updates your code in the browser when you make changes, without requiring a page reload. It also integrates with React Fast Refresh and the Vue Hot Reloading API to preserve your application state between updates.
Yes, Parcel is designed for performance. It builds your code in parallel using worker threads, utilizes all cores on your machine, and caches everything so you never build the same code twice. Its compilers are written in Rust for maximum speed.
Yes, Parcel supports resizing, converting, and optimizing images. You can pass query parameters for the format and size you need when referencing the image file, and Parcel will handle the conversion and optimization automatically.
Parcel automatically optimizes your app for production, including tree-shaking, minifying JavaScript, CSS, and HTML, resizing and optimizing images, content hashing, and automatic code splitting.
Yes, Parcel can build libraries for multiple targets at once. For example, your source code can be compiled to a modern ES module, a legacy CommonJS module, and a TypeScript definition file automatically by adding the relevant fields to your package.json.
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