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Found 5,410 Skills
Centralized transformation logic for consistent data shaping across API routes. Includes aggregators, rankers, trend calculators, and data sanitizers.
Implement middleware for authentication, logging, CORS, and request processing. Use for cross-cutting concerns and request/response modification.
Unifies API response patterns across endpoints including pagination format, error structure, status codes, response envelopes, and versioning strategy. Provides contract documentation, shared TypeScript types, middleware utilities, and migration plan. Use when standardizing "API contracts", "response formats", "API conventions", or "API consistency".
Converts Markdown files (.md, .markdown) to DOCX using the markdown-docx npm package. Supports single and batch conversions, automatically generates output filenames, and creates Microsoft Word documents from Markdown content.
Use to visualize churn, expansion, and health metrics across cohorts.
Manage server state in React with TanStack Query v5. Set up queries with useQuery, mutations with useMutation, configure QueryClient caching strategies, implement optimistic updates, and handle infinite scroll with useInfiniteQuery. Use when: setting up data fetching in React projects, migrating from v4 to v5, or fixing object syntax required errors, query callbacks removed issues, cacheTime renamed to gcTime, isPending vs isLoading confusion, keepPreviousData removed problems.
Executes large-scale architectural refactoring and technical debt reduction across the entire codebase. Ensures consistency with modern design patterns.
Ensures leading icons in lists are properly aligned to the first line of text when text wraps, preventing icons from vertically centering across multiple lines. Use when implementing list items with leading icons, SVG icons in flex containers, or when fixing icon alignment issues in wrapped text.
Bulk-localize subscription display names, descriptions, and offer tags across all Google Play locales using gplay. Use when you want to fill in subscription metadata for every language without clicking through Play Console manually.
Apple Human Interface Guidelines for content display components. Use this skill when the user asks about "charts component", "collection view", "image view", "web view", "color well", "image well", "activity view", "lockup", "data visualization", "content display", displaying images, rendering web content, color pickers, or presenting collections of items in Apple apps. Also use when the user says "how should I display charts", "what's the best way to show images", "should I use a web view", "how do I build a grid of items", "what component shows media", or "how do I present a share sheet". Cross-references: hig-foundations for color/typography/accessibility, hig-patterns for data visualization patterns, hig-components-layout for structural containers, hig-platforms for platform-specific component behavior.
Create remarkable products and experiences that spread through word of mouth using Seth Godin's Purple Cow methodology Use when: **Launching a new product** and need it to stand out in a crowded market; **Differentiating your brand** from competitors who all look the same; **Escaping commodity status** where you compete only on price; **Planning a marketing strategy** with limited advertising budget; **Finding your remarkable angle** when "good enough" isn't working
CSS component library for Tailwind CSS 4 providing pre-built UI components with semantic class names. Use when building web interfaces with HTML/Tailwind that need: (1) Rapid UI development with consistent styling, (2) Accessible component patterns (buttons, forms, modals, etc.), (3) Theme-aware color systems that work across light/dark modes, (4) Responsive layouts with Tailwind utilities. Works with daisyUI v5+ which requires Tailwind CSS v4+.