building-components

Guide for building modern, accessible, and composable UI components. Use when building new components, implementing accessibility, creating composable APIs, setting up design tokens, publishing to npm/registry, or writing component documentation.

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Updated: 2 months ago
In the catalog since: 30 Sept 2026
From: vercel/components.build

Get it through your agent npx skills add vercel/components.build@building-components

Skill instructions

Rendered from the published SKILL.md, 33 lines.

Building Components

When to use this skill

Use when the user is:

Building new UI components (primitives, components, blocks, templates)
Implementing accessibility features (ARIA, keyboard navigation, focus management)
Creating composable component APIs (slots, render props, controlled/uncontrolled state)
Setting up design tokens and theming systems
Publishing components to npm or a registry
Writing component documentation
Implementing polymorphism or as-child patterns
Working with data attributes for styling/state

References

definitions.mdx - Artifact taxonomy (primitives, components, blocks, templates)
principles.mdx - Core principles for component design
accessibility.mdx - ARIA, keyboard navigation, WCAG compliance
composition.mdx - Composable component patterns
as-child.mdx - The as-child pattern for element polymorphism
polymorphism.mdx - Polymorphic component patterns
types.mdx - TypeScript typing patterns for components
state.mdx - Controlled vs uncontrolled state management
data-attributes.mdx - Using data attributes for styling and state
design-tokens.mdx - Design token systems and theming
styling.mdx - Component styling approaches
registry.mdx - shadcn-style registry distribution
npm.mdx - Publishing components to npm
marketplaces.mdx - Component marketplace distribution
docs.mdx - Writing component documentation

Get it through your agent

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{
  "tool": "retrieve_skill_bundle",
  "arguments": {
    "query": "building-components"
  }
}

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Source

Source repository vercel/components.build
Listing on skills.sh

From vercel/components.build via skills.sh

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