Many websites still load slowly on mobile despite modern hardware. Users lack tools to understand or fix these issues.
Develop an extension that analyzes page load performance and suggests optimizations. Include one-click fixes for common problems like unoptimized images.
Monetize through premium features for power users. Web developers might pay for detailed analytics.
Start with just performance measurement before attempting any automatic fixes. Build a community around sharing optimizations.
Browser extension APIs limit what optimizations are possible from an extension versus a full browser.