A utility-first CSS framework for rapid UI development.
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CSS Framework GitHub Repositories (2026) · Open Source Tools
Discover the best CSS Framework 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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🌼 🌼 🌼 🌼 🌼 The most popular, free and open-source Tailwind CSS component library
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The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.
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An extended table for integration with some of the most widely used CSS frameworks. (Supports Bootstrap, Semantic UI, Bulma, Material Design, Foundation, Vue.js)
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NHS.UK frontend contains the code you need to start building user interfaces for NHS websites and services.
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Framework para desenvolvimento front-end completo
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RTL edition of bootstrap v4 for rtl languages like Farsi and Arabic
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