Nucleus Lite – Figma UI kit and Design system

Create mobile app mockups or prototypes in Figma at speed.

Nucleus is a free UI component library that provides you with the building blocks you need to design your next mobile app.

✅ More than 300 components (+ variants)

✅ More than 50+ component categories (Buttons, Switches, Text fields, and many more)

✅ 36 screens for examples

✅ Built with style library, constraints, variants, and auto-layout

✅ 4pt grid

✅ Based on iOS Human Interface Guidelines (with some additional Google Material components )

✅ AA – WCAG

Licensed under CC BY 4.0