Playground
Try the measurement yourself
The exact mount each score was measured on, your keyboard, and a live readout of what the DOM tells assistive technology. No devtools needed.
Radix UI
full report →ACCORDION · 11 CHECKS
Accordion
Headers, headings and aria-controls, with Enter and Space both doing their job.
DIALOG · 13 CHECKS
Dialog (modal)
Tab cycles inside, Escape hands focus back, and the background disappears from AT.
MENU · 13 CHECKS
Menu button
Open with Enter or Down Arrow, walk the items, watch aria-expanded flip in the readout.
TABS · 13 CHECKS
Tabs
One tab stop for the list, arrows between tabs, each panel labelled by its tab.
Arriving as the clocks end
Every maintainer gets their results privately, 14 days before anything is published. These libraries are measured, and their playground pages appear the moment their window closes.
IN THE DISCLOSURE WINDOW
React Spectrum
notified 10 of 14 days ago.
IN THE DISCLOSURE WINDOW
shadcn/ui
notified 0 of 14 days ago.
IN THE DISCLOSURE WINDOW
MUI
notified 10 of 14 days ago.
IN THE DISCLOSURE WINDOW
Chakra UI
notified 10 of 14 days ago.
IN THE DISCLOSURE WINDOW
Ant Design
notified 6 of 14 days ago.
IN THE DISCLOSURE WINDOW
Headless UI
notified 10 of 14 days ago.
Self-run companion check, approximated in-browser from ARIA attributes and visibility. Official scores are measured by the runner with replayable Playwright traces.