A system to build consistent and scalable user interfaces.

An open-source fork of Radix Themes, focused on building scalable, consistent UI components with a fresh visual style and practical foundations. Component documentation is coming soon.
Get Started with UI

New component: Chatbar. Read about the latest update.

"Components like Shell in Kookie UI are a game changer for building responsive layouts. Getting responsiveness right is so difficult otherwise — Kookie UI has significantly reduced the UI load on our team."

AnujSoftware Engineer at Womp

Theme

Accent color

Gray color

Appearance

Radius

Scaling

Panel background