Preline UI is an open-source Tailwind CSS UI component library for building modern websites and apps. It includes UI blocks, templates, plugins, a Figma design system, and more.

✨ About Preline

Preline helps teams build modern websites and web apps faster with reusable Tailwind CSS components, interactive headless Tailwind CSS plugins, Tailwind CSS templates, and production-ready Tailwind CSS examples. It is designed for developers who want flexible markup, scalable design systems, and polished UI patterns without rebuilding everything from scratch.

• 204 free Tailwind CSS blocks and sections
• 5 free Tailwind CSS templates
• 27 headless Tailwind CSS plugins
• Full documentation, Figma, themes, and agent skills

⚡ Getting Started

Start with any working Tailwind CSS project and make sure Node.js and npm are installed.

Install via npm

1. Install preline:

npm i preline

2. Import the Preline CSS variants file into your Tailwind CSS file after the tailwindcss import:

@import "tailwindcss";

/* Preline UI */
@source "./node_modules/preline/dist/*.js";
@import "./node_modules/preline/variants.css";

/* Preline Themes */
@import "./themes/theme.css";

3. Add the Preline JavaScript file near the end of your <body> tag:

<script src="./node_modules/preline/dist/preline.js"></script>

For setup details, framework integration, and configuration guides, visit the Preline documentation.

🤖 Agent Skills

Preline UI includes Agent Skills for agentic coding tools such as Cursor, Claude Code, and Gemini CLI, making it easier to automate theme generation and UI workflows.

Install via CLI:

npx skills add htmlstreamofficial/preline

♿ Accessibility

Preline UI includes enterprise-grade accessibility built into its components, helping teams create more inclusive interfaces with accessible Tailwind CSS components, keyboard-friendly interactions, proper focus management, and stronger support for assistive technologies. Learn more in the dedicated Accessibility documentation.

🧩 Headless Tailwind CSS Plugins

Explore headless Tailwind CSS plugins for accessible UI behavior, interactions, forms, navigation, overlays, and productivity workflows.

🧱 Tailwind CSS Components

Browse Tailwind CSS component docs across layout, base UI, forms, navigation, overlays, tables, and advanced integrations.

🎨 Templates and Examples

Explore free and premium layouts for landing pages, dashboards, SaaS apps, ecommerce stores, CMS products, portfolios, and more.

Free Tailwind CSS Templates

Explore More

• Free Tailwind CSS Blocks and Sections
• Free Tailwind CSS Templates

🚀 Preline Pro

Preline Pro extends the free library with premium UI for serious product teams and commercial apps. It includes 740 premium Tailwind CSS blocks and sections, 21 premium Tailwind CSS templates, and 207 pages for admin dashboards, SaaS products, ecommerce, CMS, CRM, analytics, finance, chat, startup, and marketing use cases.

• Preline Pro overview
• Premium Tailwind CSS Blocks and Sections
• Premium Tailwind CSS Templates

📚 Documentation and Resources

• Preline UI documentation
• Preline JavaScript
• Framework guides
• Accessibility
• Themes
• Resources
• Figma UI kit

🤝 Community

For help, best practices, and product discussions, use GitHub Discussions.

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📄 License

Preline UI is free for personal and commercial projects under the MIT License and the Preline UI Fair Use License. Copyright 2026 by Preline Labs Ltd.

The Preline UI Figma resources are also available for personal and commercial use. All brand icons are trademarks of their respective owners, and their use does not imply endorsement.

A Product of Htmlstream

Preline UI is built by the Htmlstream team, crafting UI components and templates since 2013—helping teams ship faster with scalable, flexible design systems for real-world products.

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