Join me as we delve into the seldom-covered yet crucial domain of developing cross-platform browser extensions by leveraging the combined strengths of React and ChatGPT. Through my tenure as Head of Development for companies pioneering in browser extensions-based products, I have acquired a deep understanding of both the developer's and the user's needs. My session builds upon previous talks which have received overwhelmingly positive feedback, particularly for shedding light on areas often unexplored by seasoned developers. We will explore the untapped potential of these powerful technologies to enhance our daily web interactions, driving innovation and efficiency across platforms.