RelayUI is an opinionated UI kit for Rails applications, leveraging Phlex and TailwindCSS to provide a robust and cohesive design system, particularly suited for B2B backend interfaces.

Ruby UI is a UI Component Library for Ruby developers. Built on top of the Phlex Framework.

SethUI is a UI Component Library for Ruby developers. Built on top of the Phlex framework.

All shadcn/ui v4 components ported to Phlex with Stimulus controllers, 7 base color themes, 17 accent colors, and Rails generators.

A Rails port of shadcn/ui - a collection of beautifully designed, accessible components built with ViewComponents, Stimulus, and Tailwind CSS. Includes theming support, dark mode, and full component parity with the original library.

A small Tailwind CSS theme utility to read and apply themes stored in a YAML file.

UI kit with ViewComponent and DaisyUI

A small concern you mix into your base ViewComponent class to declare base styles, variants, and conditional CSS classes declaratively. Smart-merges Tailwind utility classes (spacing, modifier prefixes, arbitrary values) so callers can safely override per-instance styles.

ZestUI is a UI kit for Ruby on Rails