grunt-contrib-connect is a Grunt plugin that provides a simple, lightweight web server for serving static files. Ideal for development workflows, it allows you to easily host your project and test it in a browser. It offers features like live reload integration, proxying requests to backend servers, and specifying root directories. Use it to quickly set up a server, enabling efficient local testing of web applications and websites during development. It simplifies the process of serving files, making it a valuable asset in your Grunt-based build process.