In December 2025, Jamie Flynn enhanced accessibility in the Khan/wonder-blocks repository by developing a feature that adds ARIA labels to external link icons, ensuring screen readers announce when links open in a new tab. This solution was implemented using React and leverages both JavaScript and TypeScript, with a focus on front end development and accessibility best practices. Jamie’s approach included support for internationalization by allowing customizable aria-label text, improving usability for a global audience. While the work addressed a specific accessibility need rather than broad architectural changes, it demonstrated careful attention to user experience and standards compliance within the codebase.