CSS class finder

solomonoabey

CSS Class Finder is a powerful Edge extension for developers, designers, and QA engineers. Effortlessly scan any web page—including all iframes—for the presence of specific CSS classes or design system components. Upload or link a JSON list of class names, and instantly see which are present, how many times they appear, and where they are used. Key Features: * Upload or link a JSON file with your target CSS classes or component names. * Scan the current page and all iframes for matches. * Instantly see a color-coded, accessible table of results, including the number of instances for each class/component. * Visually annotate matched elements with high-contrast outlines and badges for easy auditing. * Download a sample JSON to get started quickly. * Modern, accessible UI with support for 100+ annotation colors. * Works with any design system Perfect for: * Design system audits * Accessibility and QA reviews * Rapid prototyping and debugging Note: To clear annotations, simply refresh the page. Take control of your CSS audits and component usage reviews—install CSS Class Finder today!