Exponential UI
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Theme builder

Edit tokens and recipes over a live preview; export the smallest extends theme. Starts from a base, a shadcn globals.css, a tweakcn export or a theme JSON. Theme guide

Theme

Import

Paste a shadcn globals.css (v4 oklch or v3 HSL triplets), a tweakcn export, or an Exponential UI theme JSON. Colours, the radius ladder, fonts and shadows become overrides on the current base.