Once UI 2.0

Once UI 2.0

Open Source

Builds consistent React apps for developers and AI agents

Once UI is an open-source design system for building polished React products with less repetitive code. Compose layouts with readable primitives, use a shared system of components and design tokens, and keep the result consistent as your product grows. Version 2.0 gives both you and your coding agent a clearer way to work. Its component catalog, compact rules, and task guides help agents use the system correctly; its foundations and predictable APIs make the output easier for you to understand.

Once UI 2.0 is a Open Source company. It launched on Product Hunt on Sep 25, 2026, with 71 upvotes. Adamlead has 1 person on file at Once UI 2.0.

Once UI 2.0 at a glance

Once UI 2.0 timeline

  1. Builds consistent React apps for developers and AI agents

People at Once UI 2.0

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Frequently asked questions

Who works at Once UI 2.0?

Adamlead has 1 person on file at Once UI 2.0, including Divyanshu Dhruv (Maker). Each email shows whether it has been verified.