Preview Codelab is a free Chrome add-on that enhances the experience of viewing codelabs created in Google Docs. This tool is designed for developers and educators who need to quickly view and assess coding tutorials or instructional content without the hassle of navigating away from their current workspace. With its user-friendly interface, users can easily access a live preview of the codelab, allowing for efficient review and interaction with the content.

The add-on streamlines the process of working with Google Docs by providing a dedicated preview feature. This allows users to see the formatting and structure of the codelab as it would appear to others, making it easier to spot any issues or adjustments needed before sharing. Overall, Preview Codelab serves as a valuable tool for anyone involved in coding education or documentation.