Build an accessible React modal dialog using WAI-ARIA, focus trapping, portals, keyboard support, scroll locking, and robust testing with axe and RTL.
Build an accessible, headless React chip/tag component with keyboard support, validation, and autocomplete—complete code, UX patterns, and testing tips.
Build an accessible React audio player with hooks, playlists, Media Session API, HLS streaming, tests, and waveform visualization—step-by-step.
Build an accessible React animated counter with a reusable hook and component—easing, formatting, reduced motion, viewport start, and full control.
A curated, accessible collection of React loading spinner variants with code, theming, performance tips, and patterns for buttons, overlays, and Suspense.
Practical guide to Flutter motion design: principles, timing, easing, choreography, accessibility, performance, and code patterns for beautiful, fast animations.
