A four-state ridgeline (joyplot) that estimates every row's density itself — one shared axis, overlapping curves, keyboard-walkable rows with a peak and median readout, and a pinnable median comparison line.
npx shadcn@latest add @zyeon/chart-ridgelineZyeon UI limits how often it can be asked, and Ridgeline Plot hasn't had its turn. Its source will show here once it has.