An open-source design system and component library for React and Figma to build applications faster.
What is Once UI 2.0?
Once UI 2.0: An open-source design system and component library for React and Figma to build applications faster. It has a free plan; paid plans start at $128. Zekai's independent review scores it 9.1 out of 10. Best for react and Figma development.
Zekai Verdict
- What is it?
- Once UI 2.0 is an open-source design system built for React and Figma, offering a flexible style framework and modular components.
- Best for
- AI for Software Development
- Not ideal for
- Unique syntax takes time to learn if coming from Tailwind
- Price
- Free plan · paid from $128
- Zekai Score
- 9.1/10
Once UI 2.0 is an open-source design system and component library built for React and Figma. It provides developers and creators with pre-styled UI blocks, templates, and composable surfaces to build applications efficiently.
Your workflow, automated
Before & After
Spending weeks building design systems, layouts, and multi-surface app scaffolding from scratch.
Weeks of setupLaunching fully styled React applications and design prototypes immediately using open-source blocks and templates.
Launch readyPrompts for Developers
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Is Once UI 2.0 worth it?
Why Software Development choose this tool
Key Use Cases
Once UI 2.0 offers a comprehensive ecosystem of design files, UI blocks, and multi-surface templates that accelerate frontend development in React. However, its distinct syntax and styling approach require a learning curve if you are already comfortable with standard component libraries or Tailwind CSS.
Frequently asked questions
Is Once UI available for Next.js only?
Is Once UI free to use?
Last reviewed:
Compare: Once UI 2.0
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Once UI 2.0 pricing and plans
Prices and features are updated regularly but can change at any time — always confirm on the official website. Some links on this page are affiliate links.
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About Once UI 2.0
Full Description
Once UI 2.0 is an open-source design system built for React and Figma, offering a flexible style framework and modular components. It provides deployment-ready products and templates across seven surfaces like landing pages, dashboards, and documentation apps.
Editorial Verdict
Once UI 2.0 offers a comprehensive ecosystem of design files, UI blocks, and multi-surface templates that accelerate frontend development in React. However, its distinct syntax and styling approach require a learning curve if you are already comfortable with standard component libraries or Tailwind CSS.
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