GitHub
css-author
Modern CSS organization with native @import, @layer cascade control, CSS nesting, design tokens, and element-focused selectors. AUTO-INVOKED when editing .css files.
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GitHub
eleventy
Build content-focused websites with Eleventy (11ty). Use when creating templates (.njk, .liquid), working with data cascade, collections, or deploying static sites.
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GitHub
tdd
Test-Driven Development workflow. Auto-activates when creating new JS/TS files. Advisory mode suggests tests first; strict mode requires them.
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GitHub
content-author
Write quality content for HTML documents. Use when writing text content, prose, descriptions, or any human-readable content in HTML files. Ensures spelling and style quality.
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GitHub
service-worker
Service worker patterns for offline support, caching strategies, and PWA functionality. Use when implementing offline-first features, caching, or background sync.
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GitHub
icons
Use consistent Lucide icons with the component. Use when adding icons to pages, buttons, or UI elements.
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GitHub
env-config
Implement environment variable management with .env files, validation, and environment-specific configs. Use when setting up configuration, handling secrets, or managing different deployment environments.
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GitHub
rest-api
Write REST API endpoints with HTTP methods, status codes, versioning, and OpenAPI documentation. Use when creating API endpoints or implementing backend services.
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GitHub
backend-testing
Write tests for backend services, APIs, and database access. Use when testing Express/Fastify handlers, services with database calls, or integration tests.
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GitHub
error-handling
Handle errors consistently across frontend and backend. Use when implementing try/catch patterns, error boundaries, API error responses, or error reporting.
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GitHub
performance
Write performance-friendly HTML pages. Use when optimizing page load, adding resources, configuring caching, or improving Core Web Vitals scores.
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GitHub
nodejs-backend
Build Node.js backend services with Express/Fastify, PostgreSQL, and services pattern. Use when creating backend APIs, setting up servers, or connecting to databases.
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GitHub
astro
Build content-focused websites with Astro. Use when creating .astro files, working with content collections, configuring islands architecture, or deploying to Cloudflare/DigitalOcean.
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GitHub
cli-author
Write Node.js CLI tools with zero dependencies. Use when creating command-line tools, argument parsing, colored output, or interactive prompts.
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GitHub
unit-testing
Write unit tests for JavaScript files using Node.js native test runner. Use when creating new scripts, fixing bugs, or when prompted about missing tests.
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GitHub
progressive-enhancement
HTML-first development with CSS-only interactivity patterns. Use when building features that work without JavaScript, using native HTML elements, CSS pseudo-classes, and the View Transitions API.
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GitHub
xhtml-author
Write valid XHTML-strict HTML5 markup. Use when creating HTML files, editing markup, building web pages, or writing any HTML content. Ensures semantic structure and XHTML syntax.
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GitHub
i18n
Write internationalization-friendly HTML pages. Use when creating multilingual content, setting lang attributes, handling RTL languages, or preparing content for translation.
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GitHub
accessibility-checker
Ensure WCAG2AA accessibility compliance. Use when creating forms, adding images, building navigation, creating interactive elements, or any user-facing HTML content.
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GitHub
containerization
Build and deploy Docker containers for Node.js applications. Use when containerizing applications, optimizing Docker builds, or configuring container security.
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GitHub
open-props
Use Open Props CSS custom properties for consistent design tokens. Use when setting up design systems, choosing spacing/color values, or wanting battle-tested CSS variables without heavy dependencies.
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GitHub
markdown-author
Write quality markdown content. Use when creating or editing .md files, documentation, READMEs, or any markdown-based content. Ensures proper syntax, structure, and accessibility.
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GitHub
metadata
HTML metadata and head content. Use when writing or reviewing page head sections including SEO, social sharing, performance hints, and bot control.
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GitHub
security
Write secure web pages and applications. Use when handling user input, forms, external resources, authentication, or implementing security headers and CSP.
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The default order uses GitHub repository stars from our indexed data. Stars belong to the source repository and may be shared by multiple skills. They indicate repository interest, not skill installs or an independent quality score.