Docs
Examples

Examples

Examples of registry items: styles, components, css vars, etc.

registry:style

Custom style that extends shadcn/ui

The following registry item is a custom style that extends shadcn/ui. On npx shadcn init, it will:

  • Install @tabler/icons-react as a dependency.
  • Add the login-01 block and calendar component to the project.
  • Add the editor from a remote registry.
  • Set the font-sans variable to Inter, sans-serif.
  • Install a brand color in light and dark mode.
example-style.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "example-style",
  "type": "registry:style",
  "dependencies": ["@tabler/icons-react"],
  "registryDependencies": [
    "login-01",
    "calendar",
    "https://example.com/r/editor.json"
  ],
  "cssVars": {
    "theme": {
      "font-sans": "Inter, sans-serif"
    },
    "light": {
      "brand": "20 14.3% 4.1%"
    },
    "dark": {
      "brand": "20 14.3% 4.1%"
    }
  }
}

Custom style from scratch

The following registry item is a custom style that doesn't extend shadcn/ui. See the extends: none field.

It can be used to create a new style from scratch i.e custom components, css vars, dependencies, etc.

On npx shadcn add, the following will:

  • Install tailwind-merge and clsx as dependencies.
  • Add the utils registry item from the shadcn/ui registry.
  • Add the button, input, label, and select components from a remote registry.
  • Install new css vars: main, bg, border, text, ring.
example-style.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "extends": "none",
  "name": "new-style",
  "type": "registry:style",
  "dependencies": ["tailwind-merge", "clsx"],
  "registryDependencies": [
    "utils",
    "https://example.com/r/button.json",
    "https://example.com/r/input.json",
    "https://example.com/r/label.json",
    "https://example.com/r/select.json"
  ],
  "cssVars": {
    "theme": {
      "font-sans": "Inter, sans-serif",
    }
    "light": {
      "main": "#88aaee",
      "bg": "#dfe5f2",
      "border": "#000",
      "text": "#000",
      "ring": "#000",
    },
    "dark": {
      "main": "#88aaee",
      "bg": "#272933",
      "border": "#000",
      "text": "#e6e6e6",
      "ring": "#fff",
    }
  }
}

registry:theme

Custom theme

example-theme.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-theme",
  "type": "registry:theme",
  "cssVars": {
    "light": {
      "background": "oklch(1 0 0)",
      "foreground": "oklch(0.141 0.005 285.823)",
      "primary": "oklch(0.546 0.245 262.881)",
      "primary-foreground": "oklch(0.97 0.014 254.604)",
      "ring": "oklch(0.746 0.16 232.661)",
      "sidebar-primary": "oklch(0.546 0.245 262.881)",
      "sidebar-primary-foreground": "oklch(0.97 0.014 254.604)",
      "sidebar-ring": "oklch(0.746 0.16 232.661)"
    },
    "dark": {
      "background": "oklch(1 0 0)",
      "foreground": "oklch(0.141 0.005 285.823)",
      "primary": "oklch(0.707 0.165 254.624)",
      "primary-foreground": "oklch(0.97 0.014 254.604)",
      "ring": "oklch(0.707 0.165 254.624)",
      "sidebar-primary": "oklch(0.707 0.165 254.624)",
      "sidebar-primary-foreground": "oklch(0.97 0.014 254.604)",
      "sidebar-ring": "oklch(0.707 0.165 254.624)"
    }
  }
}

Custom colors

The following style will init using shadcn/ui defaults and then add a custom brand color.

example-style.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-style",
  "type": "registry:style",
  "cssVars": {
    "light": {
      "brand": "oklch(0.99 0.00 0)"
    },
    "dark": {
      "brand": "oklch(0.14 0.00 286)"
    }
  }
}

registry:block

Custom block

This blocks installs the login-01 block from the shadcn/ui registry.

login-01.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "login-01",
  "type": "registry:block",
  "description": "A simple login form.",
  "registryDependencies": ["button", "card", "input", "label"],
  "files": [
    {
      "path": "blocks/login-01/page.tsx",
      "content": "import { LoginForm } ...",
      "type": "registry:page",
      "target": "app/login/page.tsx"
    },
    {
      "path": "blocks/login-01/components/login-form.tsx",
      "content": "...",
      "type": "registry:component"
    }
  ]
}

Install a block and override primitives

You can install a block fromt the shadcn/ui registry and override the primitives using your custom ones.

On npx shadcn add, the following will:

  • Add the login-01 block from the shadcn/ui registry.
  • Override the button, input, and label primitives with the ones from the remote registry.
example-style.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-login",
  "type": "registry:block",
  "registryDependencies": [
    "login-01",
    "https://example.com/r/button.json",
    "https://example.com/r/input.json",
    "https://example.com/r/label.json"
  ]
}

CSS Variables

Custom Theme Variables

Add custom theme variables to the theme object.

example-theme.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-theme",
  "type": "registry:theme",
  "cssVars": {
    "theme": {
      "font-heading": "Inter, sans-serif",
      "shadow-card": "0 0 0 1px rgba(0, 0, 0, 0.1)"
    }
  }
}

Override Tailwind CSS variables

example-theme.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-theme",
  "type": "registry:theme",
  "cssVars": {
    "theme": {
      "spacing": "0.2rem",
      "breakpoint-sm": "640px",
      "breakpoint-md": "768px",
      "breakpoint-lg": "1024px",
      "breakpoint-xl": "1280px",
      "breakpoint-2xl": "1536px"
    }
  }
}

Add custom CSS

Base styles

example-base.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-style",
  "type": "registry:style",
  "css": {
    "@layer base": {
      "h1": {
        "font-size": "var(--text-2xl)"
      },
      "h2": {
        "font-size": "var(--text-xl)"
      }
    }
  }
}

Components

example-card.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-card",
  "type": "registry:component",
  "css": {
    "@layer components": {
      "card": {
        "background-color": "var(--color-white)",
        "border-radius": "var(--rounded-lg)",
        "padding": "var(--spacing-6)",
        "box-shadow": "var(--shadow-xl)"
      }
    }
  }
}

Add custom utilities

Simple utility

example-component.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-component",
  "type": "registry:component",
  "css": {
    "@utility content-auto": {
      "content-visibility": "auto"
    }
  }
}

Complex utility

example-utility.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-component",
  "type": "registry:component",
  "css": {
    "@utility scrollbar-hidden": {
      "scrollbar-hidden": {
        "&::-webkit-scrollbar": {
          "display": "none"
        }
      }
    }
  }
}

Functional utilities

example-functional.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-component",
  "type": "registry:component",
  "css": {
    "@utility tab-*": {
      "tab-size": "var(--tab-size-*)"
    }
  }
}

Add custom animations

Note: you need to define both @keyframes in css and theme in cssVars to use animations.

example-component.json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "custom-component",
  "type": "registry:component",
  "cssVars": {
    "theme": {
      "--animate-wiggle": "wiggle 1s ease-in-out infinite"
    }
  },
  "css": {
    "@keyframes wiggle": {
      "0%, 100%": {
        "transform": "rotate(-3deg)"
      },
      "50%": {
        "transform": "rotate(3deg)"
      }
    }
  }
}
Getting StartedOpen in v0