{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"awesome-shadcn-ui-mcp-server","slug":"shadcn-ui-mcp-server","name":"shadcn-ui-mcp-server","type":"mcp","url":"https://github.com/heilgar/shadcn-ui-mcp-server","page_url":"https://unfragile.ai/shadcn-ui-mcp-server","categories":["mcp-servers"],"tags":[],"pricing":{"model":"open_source","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"awesome-shadcn-ui-mcp-server__cap_0","uri":"capability://tool.use.integration.mcp.compliant.component.discovery.and.metadata.extraction","name":"mcp-compliant component discovery and metadata extraction","description":"Implements the Model Context Protocol (MCP) server specification to expose Shadcn UI components as discoverable resources with structured metadata. The server scans the local component registry, parses component files to extract props, exports, and dependencies, and exposes them through MCP's resource and tool endpoints, enabling Claude and other MCP clients to programmatically query available components without manual documentation lookups.","intents":["I want Claude to know which Shadcn components are available in my project without me manually listing them","I need to query component props and signatures programmatically from an AI context","I want to integrate component discovery into my IDE or development workflow via MCP"],"best_for":["developers using Claude with MCP-compatible clients (Claude Desktop, IDEs with MCP support)","teams building AI-assisted component-driven development workflows","developers migrating from REST API component documentation to MCP-based discovery"],"limitations":["Requires MCP client support — not compatible with standard REST or GraphQL clients","Component metadata extraction depends on consistent file structure and JSDoc/TypeScript annotations; poorly documented components may have incomplete metadata","No real-time file watching by default — component changes require server restart or explicit refresh"],"requires":["Node.js 16+","MCP-compatible client (Claude Desktop, Cline, or other MCP consumer)","Shadcn UI project with standard component directory structure","TypeScript or JSDoc annotations for accurate prop extraction"],"input_types":["component file paths","component names (strings)","query filters (optional)"],"output_types":["JSON metadata (component name, props, exports, dependencies)","structured component registry","component documentation strings"],"categories":["tool-use-integration","mcp-server"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_1","uri":"capability://tool.use.integration.automated.component.installation.and.scaffolding.via.mcp.tools","name":"automated component installation and scaffolding via mcp tools","description":"Exposes MCP tool endpoints that programmatically invoke Shadcn's CLI installation commands, allowing AI agents to install components into a project by name. The server wraps the `shadcn-ui add` command, handles dependency resolution, manages file placement, and reports installation status back to the client, enabling Claude to autonomously scaffold components based on user requests.","intents":["I want Claude to install a Button component into my project when I ask for it","I need to add multiple components at once without manually running CLI commands","I want Claude to handle component installation failures and suggest alternatives"],"best_for":["developers using Claude to build UI components interactively","teams automating component scaffolding in CI/CD or development workflows","non-technical users prototyping UIs with AI assistance"],"limitations":["Requires Shadcn CLI to be installed and configured in the project — will fail if `shadcn-ui` command is not available","Installation modifies the local filesystem — no dry-run or preview mode to validate changes before applying","Cannot customize component installation (e.g., theming, variant selection) — uses Shadcn defaults only","Concurrent installations may conflict; no built-in locking mechanism for parallel requests"],"requires":["Node.js 16+","Shadcn UI CLI installed globally or in project node_modules","Valid Shadcn project structure with components.json configuration","Write permissions to project directory","MCP client with tool execution capability"],"input_types":["component name (string)","component version (optional)","installation options (optional)"],"output_types":["installation status (success/failure)","file paths of installed components","error messages with remediation suggestions"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_10","uri":"capability://code.generation.editing.component.migration.and.refactoring.assistance","name":"component migration and refactoring assistance","description":"Exposes MCP tools that help migrate from other component libraries (Material-UI, Chakra, Bootstrap) to Shadcn, or refactor existing Shadcn components to newer versions. The server maps component APIs, identifies breaking changes, and generates migration code, enabling Claude to assist with large-scale component library migrations.","intents":["I want Claude to help migrate my project from Material-UI to Shadcn","I need to upgrade Shadcn components to a newer version with breaking changes","I want Claude to identify components that need refactoring due to API changes"],"best_for":["teams migrating between component libraries","projects upgrading Shadcn to major versions","developers managing large codebases with many components"],"limitations":["Migration mapping is heuristic-based — complex custom components may not migrate automatically","Cannot detect all breaking changes — requires manual review of migration guides","Refactoring may introduce subtle bugs — generated code requires testing","No rollback mechanism — migrations are one-way operations"],"requires":["Node.js 16+","Source component library installed (Material-UI, Chakra, etc.)","Target Shadcn version installed","MCP client with tool execution capability"],"input_types":["source library (string)","target library (string)","component list (array)","migration strategy (aggressive/conservative)"],"output_types":["migration plan (JSON)","refactored component code","breaking change report","migration status per component"],"categories":["code-generation-editing","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_2","uri":"capability://memory.knowledge.component.documentation.retrieval.and.context.injection","name":"component documentation retrieval and context injection","description":"Fetches and caches Shadcn component documentation (props, usage examples, variants, accessibility notes) from the official Shadcn documentation or local component files, then injects this context into the MCP resource stream. Claude can query documentation for specific components without external web requests, enabling faster, more accurate component recommendations and usage guidance within the conversation context.","intents":["I want Claude to explain how to use a specific Shadcn component without me pasting documentation","I need Claude to suggest the right component variant for my use case based on documentation","I want to avoid token overhead by having Claude reference cached component docs instead of web search"],"best_for":["developers building with Shadcn who want AI-assisted component selection","teams reducing token usage by caching documentation locally","developers working offline or with limited internet connectivity"],"limitations":["Documentation cache may become stale if Shadcn updates components — requires manual refresh or polling","Only covers Shadcn's official components; custom or third-party components must be documented separately","Cache size grows with component count — may impact memory usage in large projects with 50+ components","No automatic detection of breaking changes in component APIs"],"requires":["Node.js 16+","Shadcn UI project with component files or access to official documentation","MCP client with resource query capability","Sufficient disk/memory for documentation cache"],"input_types":["component name (string)","documentation section (e.g., 'props', 'examples', 'accessibility')","search query (optional)"],"output_types":["markdown documentation","JSON-structured component metadata","code examples","accessibility guidelines"],"categories":["memory-knowledge","search-retrieval"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_3","uri":"capability://data.processing.analysis.project.aware.component.usage.analysis.and.recommendations","name":"project-aware component usage analysis and recommendations","description":"Scans the user's project codebase to identify which Shadcn components are already in use, analyzes their implementation patterns, and provides recommendations for additional components that fit the project's design system. The server indexes component imports, usage frequency, and prop patterns, then exposes this analysis through MCP tools, enabling Claude to make contextually-aware suggestions based on what's already in the project.","intents":["I want Claude to suggest components that match the patterns already used in my project","I need to understand which components are underutilized or missing from my codebase","I want Claude to recommend component combinations based on my existing architecture"],"best_for":["developers working on large projects with many Shadcn components","teams maintaining design system consistency across codebases","developers refactoring to use more Shadcn components"],"limitations":["Analysis requires parsing all component files — slow on very large codebases (1000+ components)","Cannot detect dynamic component imports or runtime-resolved components","Recommendations are heuristic-based and may not account for business logic or design decisions","No integration with design tools or Figma — analysis is code-only"],"requires":["Node.js 16+","Shadcn UI project with indexed component files","Read access to entire project codebase","MCP client with tool execution capability"],"input_types":["project root path","component filter (optional)","analysis depth (shallow/deep)"],"output_types":["component usage statistics (JSON)","usage pattern analysis","component recommendation list","design system consistency report"],"categories":["data-processing-analysis","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_4","uri":"capability://code.generation.editing.component.prop.validation.and.type.checking.via.mcp","name":"component prop validation and type checking via mcp","description":"Exposes MCP tools that validate component prop usage against TypeScript types or JSDoc annotations extracted from component definitions. When Claude generates component code, the server can validate props in real-time, catch type mismatches, and suggest corrections before code is written to disk, reducing iteration cycles and preventing runtime errors.","intents":["I want Claude to validate component props before generating code","I need to catch prop type errors early in the AI-assisted development process","I want Claude to suggest correct prop values based on component type definitions"],"best_for":["developers using Claude to generate component code","teams enforcing strict type safety in component usage","projects with complex component prop interfaces"],"limitations":["Validation accuracy depends on quality of TypeScript types or JSDoc annotations — poorly typed components will have incomplete validation","Cannot validate runtime behavior or conditional prop logic","No support for complex union types or discriminated unions without explicit type hints","Validation adds latency (~50-200ms per check) — may impact real-time code generation"],"requires":["Node.js 16+","TypeScript or JSDoc annotations in component files","MCP client with tool execution capability"],"input_types":["component name (string)","prop object (JSON)","validation mode (strict/lenient)"],"output_types":["validation result (pass/fail)","error messages with suggestions","corrected prop object (optional)"],"categories":["code-generation-editing","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_5","uri":"capability://code.generation.editing.multi.file.component.generation.with.dependency.resolution","name":"multi-file component generation with dependency resolution","description":"Provides MCP tools that generate complete, multi-file component implementations (component file, styles, tests, stories) with automatic dependency resolution. The server analyzes component requirements, determines which Shadcn components are needed, installs them if missing, and generates boilerplate code with proper imports and structure, enabling Claude to scaffold entire feature components in one operation.","intents":["I want Claude to generate a complete component with all necessary files and dependencies","I need Claude to automatically install required Shadcn components when generating new components","I want to scaffold component tests and Storybook stories alongside the component code"],"best_for":["developers using Claude to rapidly prototype UI components","teams with standardized component scaffolding patterns","projects requiring consistent component structure and testing"],"limitations":["Generated code follows predefined templates — customization requires manual editing","Cannot generate complex business logic or state management code","Test generation is basic (snapshot tests, prop validation) — requires manual enhancement for complex scenarios","Dependency resolution may fail if Shadcn components have conflicting peer dependencies"],"requires":["Node.js 16+","Shadcn UI CLI installed","Valid project structure with components directory","Write permissions to project","MCP client with tool execution capability"],"input_types":["component name (string)","component description (string)","required Shadcn components (array)","template type (functional/class/etc.)"],"output_types":["generated component file (TypeScript/JSX)","generated styles file (CSS/Tailwind)","generated test file (Jest/Vitest)","generated Storybook story file","dependency installation report"],"categories":["code-generation-editing","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_6","uri":"capability://memory.knowledge.component.variant.and.theme.configuration.management","name":"component variant and theme configuration management","description":"Exposes MCP tools to query and modify component variant configurations, theme settings, and design tokens. The server reads Shadcn's theme configuration, component variant definitions, and design token files, allowing Claude to understand available variants, suggest theme-appropriate components, and generate code that respects the project's design system constraints.","intents":["I want Claude to know which component variants are available in my theme","I need Claude to suggest components that match my project's color scheme and design tokens","I want to update component variants or theme settings through Claude"],"best_for":["teams with custom Shadcn themes and design systems","developers building design system documentation","projects with strict design token constraints"],"limitations":["Theme configuration parsing depends on Shadcn's config format — custom theme structures may not be recognized","Cannot modify theme files without explicit user confirmation — safety guard against unintended changes","Variant suggestions are based on configuration only — doesn't account for visual design or UX principles","No preview or visual rendering of theme changes"],"requires":["Node.js 16+","Shadcn project with theme configuration (tailwind.config.js or components.json)","MCP client with tool execution capability"],"input_types":["theme query (string)","variant name (string)","design token key (string)"],"output_types":["theme configuration (JSON)","available variants (array)","design tokens (JSON)","theme compatibility report"],"categories":["memory-knowledge","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_7","uri":"capability://safety.moderation.component.accessibility.compliance.checking","name":"component accessibility compliance checking","description":"Provides MCP tools that analyze generated or existing component code for accessibility violations (WCAG 2.1 compliance, ARIA attribute correctness, semantic HTML usage). The server checks component implementations against accessibility guidelines, identifies missing labels, improper nesting, or incorrect ARIA roles, and suggests fixes, enabling Claude to generate accessible components by default.","intents":["I want Claude to ensure generated components are accessible (WCAG compliant)","I need to audit existing components for accessibility issues","I want Claude to suggest ARIA attributes and semantic HTML improvements"],"best_for":["teams with accessibility requirements (government, enterprise)","developers building inclusive UIs","projects requiring WCAG 2.1 AA or AAA compliance"],"limitations":["Automated checks catch common issues but cannot detect all accessibility problems — manual testing still required","Cannot validate keyboard navigation or screen reader behavior without runtime testing","Checks are heuristic-based and may produce false positives for complex component patterns","No integration with accessibility testing tools (axe, Pa11y) — analysis is static only"],"requires":["Node.js 16+","Component code in JSX/TSX format","MCP client with tool execution capability"],"input_types":["component code (string)","WCAG level (A/AA/AAA)","component type (button/form/navigation/etc.)"],"output_types":["accessibility report (JSON)","violation list with severity","remediation suggestions","compliance score"],"categories":["safety-moderation","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_8","uri":"capability://data.processing.analysis.component.performance.profiling.and.optimization.suggestions","name":"component performance profiling and optimization suggestions","description":"Exposes MCP tools that analyze component code for performance issues (unnecessary re-renders, missing memoization, large bundle impact) and suggest optimizations. The server can estimate component bundle size, identify performance anti-patterns, and recommend Shadcn components with better performance characteristics, helping Claude generate performant components.","intents":["I want Claude to suggest performant component alternatives","I need to understand the bundle impact of components I'm using","I want Claude to identify and fix performance anti-patterns in component code"],"best_for":["developers building performance-critical applications","teams optimizing bundle size and load times","projects with strict performance budgets"],"limitations":["Bundle size estimates are approximate — actual sizes depend on bundler configuration and tree-shaking","Cannot detect runtime performance issues without profiling data — analysis is static only","Optimization suggestions are generic and may not apply to specific use cases","No integration with actual performance monitoring tools (Lighthouse, Web Vitals)"],"requires":["Node.js 16+","Component code in JSX/TSX format","MCP client with tool execution capability"],"input_types":["component code (string)","performance target (bundle size, render time)","optimization level (aggressive/moderate/conservative)"],"output_types":["performance report (JSON)","bundle size estimate","optimization suggestions","refactored code (optional)"],"categories":["data-processing-analysis","code-generation-editing"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-shadcn-ui-mcp-server__cap_9","uri":"capability://code.generation.editing.component.testing.scaffold.generation.with.coverage.tracking","name":"component testing scaffold generation with coverage tracking","description":"Provides MCP tools that generate test files (unit tests, integration tests, snapshot tests) for Shadcn components and tracks test coverage. The server analyzes component props and behavior, generates appropriate test cases, and maintains coverage metrics, enabling Claude to scaffold comprehensive tests alongside component code.","intents":["I want Claude to generate tests for components it creates","I need to understand test coverage for my component library","I want Claude to suggest additional test cases based on component complexity"],"best_for":["teams with strict testing requirements","developers building component libraries","projects requiring high test coverage (80%+)"],"limitations":["Generated tests are basic (prop validation, snapshot tests) — complex behavior requires manual test writing","Cannot generate tests for business logic or state management","Coverage tracking requires running tests — no static analysis of coverage","Test generation templates are opinionated (Jest/Vitest) — may not match project's testing framework"],"requires":["Node.js 16+","Jest or Vitest configured in project","Component code in JSX/TSX format","MCP client with tool execution capability"],"input_types":["component code (string)","test framework (jest/vitest)","coverage target (percentage)"],"output_types":["generated test file (JavaScript)","coverage report (JSON)","test suggestions (array)","coverage gap analysis"],"categories":["code-generation-editing","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":31,"verified":false,"data_access_risk":"high","permissions":["Node.js 16+","MCP-compatible client (Claude Desktop, Cline, or other MCP consumer)","Shadcn UI project with standard component directory structure","TypeScript or JSDoc annotations for accurate prop extraction","Shadcn UI CLI installed globally or in project node_modules","Valid Shadcn project structure with components.json configuration","Write permissions to project directory","MCP client with tool execution capability","Source component library installed (Material-UI, Chakra, etc.)","Target Shadcn version installed"],"failure_modes":["Requires MCP client support — not compatible with standard REST or GraphQL clients","Component metadata extraction depends on consistent file structure and JSDoc/TypeScript annotations; poorly documented components may have incomplete metadata","No real-time file watching by default — component changes require server restart or explicit refresh","Requires Shadcn CLI to be installed and configured in the project — will fail if `shadcn-ui` command is not available","Installation modifies the local filesystem — no dry-run or preview mode to validate changes before applying","Cannot customize component installation (e.g., theming, variant selection) — uses Shadcn defaults only","Concurrent installations may conflict; no built-in locking mechanism for parallel requests","Migration mapping is heuristic-based — complex custom components may not migrate automatically","Cannot detect all breaking changes — requires manual review of migration guides","Refactoring may introduce subtle bugs — generated code requires testing","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.05,"quality":0.47,"ecosystem":0.39999999999999997,"match_graph":0.25,"freshness":0.52,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.15,"match_graph":0.23,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-06-17T09:51:04.049Z","last_scraped_at":"2026-05-03T14:00:15.503Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=shadcn-ui-mcp-server","compare_url":"https://unfragile.ai/compare?artifact=shadcn-ui-mcp-server"}},"signature":"rDP26CvlL43f75U7368GfXIdNNWQiypJnhyGyUCeWIdx/a0vYssOvC6owhlIblJAZCMGZej3EZNZ5H4ENdZWCA==","signedAt":"2026-06-21T02:53:08.821Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/shadcn-ui-mcp-server","artifact":"https://unfragile.ai/shadcn-ui-mcp-server","verify":"https://unfragile.ai/api/v1/verify?slug=shadcn-ui-mcp-server","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}