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UnoCSS

Instant on-demand atomic CSS engine with Tailwind compatibility

unocss.dev

UnoCSS is an atomic CSS engine that generates utility classes on demand, making it faster than Tailwind CSS for large projects by only generating exactly the CSS that is used. It is fully compatible with Tailwind CSS classes and supports custom rules, presets, and icons. UnoCSS is popular in the Vue and Nuxt ecosystem and for performance-sensitive projects.

#css#atomic#utility-first#performance#tailwind

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Added May 16, 2026
Verified May 16, 2026
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