parcel

When to use this skill

Use this skill whenever the user wants to:

• Set up a zero-configuration bundler for web applications
• Bundle JavaScript, CSS, HTML, images, and other assets automatically
• Use hot module replacement (HMR) for fast development
• Configure multi-entry builds, environment variables, and production output
• Migrate from or compare with Webpack/Vite

How to use this skill

Workflow

1. Install — add Parcel as a dev dependency
2. Point to entry — specify HTML or JS entry file
3. Develop — run parcel for dev server with HMR
4. Build — run parcel build for optimized production output
5. Validate — check output size and asset hashing