Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and make your own.
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Base UI GitHub Repositories (2026) · Open Source Tools
Discover the best Base UI open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.
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7 matching projects · updated Nov 12, 2026
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Unstyled UI components for building accessible web apps and design systems. From the creators of Radix, Floating UI, and Material UI.
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Typescript/React Library for AI Chat 💬🚀
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The design system studio for humans and agents.
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A pixel-perfect dev portfolio and shadcn registry.
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coss.com/ui is the official design system of Cal.com
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shadcn/ui components, hooks and AI blocks built on Base UI, with loading, error, empty and other hard states handled.
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