building-components

Original：🇺🇸 English

Translated

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.

4installs

Sourcevercel/components.build

Added on2026-02-07

NPX Install

npx skill4agent add vercel/components.build building-components

SKILL.md Content

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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