Detector Whats Font is a Firefox extension designed for web development and design enthusiasts. It simplifies the process of identifying fonts used on web pages by allowing users to hover over text to instantly reveal the font details. This tool eliminates the need for complex developer tools, making it accessible for everyone, from beginners to seasoned developers.

The extension enhances the web design experience by offering a straightforward way to gather font information. Users can easily click the toolbar button and hover over any text to see its font type and other relevant details. This functionality is particularly beneficial for those seeking inspiration for typography or needing to replicate specific fonts in their projects.