Auto Tab Groups is a versatile extension designed for Firefox that enhances browser usability by automatically organizing tabs based on their domain. This tool is particularly useful for users who frequently work with numerous tabs, as it simplifies navigation and improves workflow. It features cross-browser compatibility, allowing for a seamless experience on both Chrome and Firefox with a single codebase. Users can create custom rules for tab grouping, set minimum thresholds for group creation, and easily export or import their configurations for backup purposes.

The extension boasts a modern and responsive interface, offering color management for tab groups, as well as collapse and expand controls for easy visibility management. Additionally, it displays clean domain names, helping users quickly identify their tabs. With configuration options for auto-grouping and subdomain handling, Auto Tab Groups provides a customizable and efficient solution for users looking to streamline their browsing experience.