Marble is an automatic tab grouping extension for the Chrome browser. Developed by Mr Violets, this free add-on falls under the Browsers category and specifically the Add-ons & Tools subcategory. With Marble, your tabs are automatically organized by domain, providing a clean and organized browsing experience.

Upon installation, Marble immediately categorizes your tabs into domain-specific groups as you surf the web. Each new tab you open is smartly placed within its respective domain family, making it easy to locate and manage your tabs. Additionally, the tab groups change color to match the websites contained within them, adding a visual element to the organization.

Marble offers customization options to suit your preferences. You can toggle the extension on or off as needed, allowing for single-tab groups if desired. Furthermore, there is an option to automatically collapse groups when they are not in use, maximizing your screen space.

Overall, Marble is an efficient tool for keeping your tabs organized and streamlining your browsing experience. Try it out and enjoy a clutter-free workspace within your browser.