Viewport Dimension Overlay is a Chrome extension that provides users with an overlay showing viewport dimensions and aspect ratio. This tool is designed to assist users in visualizing the dimensions of their browser window, aiding in web development and design tasks. By displaying the dimensions and aspect ratio directly on the screen, users can easily ensure that their content is optimized for various screen sizes and resolutions.

This extension offers a simple yet effective solution for web developers and designers who need to quickly reference viewport dimensions while working on projects. With its user-friendly interface and unobtrusive overlay display, Viewport Dimension Overlay streamlines the process of responsive design and layout adjustments.