Claude Skills by thedixitjain

Use Python mocks and fakes as a design tool without losing behavioral confidence. Use when testing external dependencies, choosing monkeypatch versus unittest.mock.patch, isolating slow boundaries, avoiding mock-heavy tests, interpreting mock call assertions, or refactoring toward clearer dependency seams.

Lightweight design spec for small changes — tuning adjustments, minor mechanics, balance tweaks. Skips full GDD authoring when a system GDD already exists or the change is too small to warrant one. Produces a Quick Design Spec that embeds directly into story files.

Build accessible design systems with Radix UI primitives. Headless component customization, theming strategies, and compound component patterns for production-grade UI libraries.

Wrap raster logos (webp, png, jpg) in self-contained SVG files via base64 embedding for pixel-perfect matches. Use when creating logo SVGs, converting webp/png to svg, fixing hand-drawn logos that do not match the source, or preparing plugin/README logo assets without a vector source file.

Generate React code with Rayden UI components using correct props, tokens, and premium layout patterns

Build and maintain Rayden UI components and screens in Figma via Figma MCP with full design token enforcement

Provides the complete, verified grep scan command library for auditing React codebases before a React 18.3.1 or React 19 upgrade. Use this skill whenever running a migration audit - for both the react18-auditor and react19-auditor agents. Contains every grep pattern needed to find deprecated APIs, removed APIs, unsafe lifecycle methods, batching vulnerabilities, test file issues, dependency conflicts, and React 19 specific removals. Always use this skill when writing audit scan commands - do ...

Comprehensive performance optimization guide for React and Next.js applications, maintained by Vercel. Use when writing new React components or Next.js pages, implementing data fetching (client or server-side), or reviewing code for performance issues.

'Generate react component generator operations. Auto-activating skill for Frontend Development. Triggers on: react component generator, react component generator Part of the Frontend Development skill category. Use when working with react component generator functionality. Trigger with phrases like \"react component generator\", \"react generator\", \"react\". '

Analyze and optimize React component performance issues (slow renders, re-render thrash, laggy lists, expensive computations). Use when asked to profile or improve a React component, reduce re-renders, or speed up UI updates in React apps.

Diagnose slow React components and suggest targeted performance fixes.

Create a React component using the Container/Presentation pattern in src/components by asking for the component name and type (ui or features), then scaffold files that follow this repository's TypeScript, Storybook, and SCSS conventions. Use when the user explicitly asks for a Container/Presentation-based component or runs /react-container-presentation-component.

'Configure react context setup operations. Auto-activating skill for Frontend Development. Triggers on: react context setup, react context setup Part of the Frontend Development skill category. Use when working with react context setup functionality. Trigger with phrases like \"react context setup\", \"react setup\", \"react\". '

Build production-ready ReactFlow applications with hierarchical navigation, performance optimization, and advanced state management.

Create React Flow node components following established patterns with proper TypeScript types and store integration.

Create React Flow node components with TypeScript types, handles, and Zustand integration. Use when building custom nodes for React Flow canvas, creating visual workflow editors, or implementing node-based UI components.

'Create react hook creator operations. Auto-activating skill for Frontend Development. Triggers on: react hook creator, react hook creator Part of the Frontend Development skill category. Use when working with react hook creator functionality. Trigger with phrases like \"react hook creator\", \"react creator\", \"react\". '

Upgrade React applications to latest versions, migrate from class components to hooks, and adopt concurrent features. Use when modernizing React codebases, migrating to React Hooks, or upgrading to latest React versions.

Master React version upgrades, class to hooks migration, concurrent features adoption, and codemods for automated transformation.

Build production React Native apps with Expo, navigation, native modules, offline sync, and cross-platform patterns. Use when developing mobile apps, implementing native integrations, or architecting React Native projects.

Production-ready patterns for React Native development with Expo, including navigation, state management, native modules, and offline-first architecture.

Master React Native styling, navigation, and Reanimated animations for cross-platform mobile development. Use when building React Native apps, implementing navigation patterns, or creating performant animations.

| React Native and Expo development guide covering components, styling, animations, navigation, state management, forms, networking, performance optimization, testing, native capabilities, and engineering (project structure, deployment, SDK upgrades, CI/CD). Use when: building React Native or Expo apps, implementing animations or native UI, managing state, fetching data, writing tests, optimizing performance, deploying to App Store/Play Store, setting up CI/CD, upgrading Expo SDK, or configur...

React Native and Expo app patterns — Expo Router navigation, state separation (server/client/route/form), TanStack Query data fetching with Zod, performant lists, NativeWind/StyleSheet styling, native APIs, and secure storage. Use when building or editing React Native / Expo screens, components, navigation, or data layers.

Use when working with react-native-skills tasks or workflows

React and Next.js 14+ application development with App Router, Server Components, TypeScript, Tailwind CSS, and modern frontend patterns.

React 18/19 patterns including hooks discipline, server/client component boundaries, Suspense + error boundaries, form actions, data fetching, state management decision trees, and accessibility-first composition. Use when writing or reviewing React components.

React 19 patterns including Server Components, Actions, Suspense, hooks, and component composition

Modern React patterns and principles. Hooks, composition, performance, TypeScript best practices.

React 18/19 patterns including hooks discipline, server/client component boundaries, Suspense + error boundaries, form actions, data fetching, state management decision trees, and accessibility-first composition. Use when writing or reviewing React components.

React and Next.js performance optimization patterns adapted from Vercel Engineering's React Best Practices (https://github.com/vercel-labs/agent-skills). Organizes 70+ rules across 8 priority categories — waterfalls, bundle size, server-side, client fetching, re-render, rendering, JS micro-perf, advanced. Use when writing, reviewing, or refactoring React/Next.js code for performance.

Master modern React state management with Redux Toolkit, Zustand, Jotai, and React Query. Use when setting up global state, managing server state, or choosing between state management solutions.

Master modern React state management with Redux Toolkit, Zustand, Jotai, and React Query. Use when setting up global state, managing server state, or choosing between state management solutions.

Modern React UI patterns for loading states, error handling, and data fetching. Use when building UI components, handling async data, or managing UI states.

Use when building any val with a user interface — dashboards, web apps, landing pages, forms, admin tools, anything users see in a browser. Covers JSX/React conventions, Twind/Tailwind styling, React version pinning, the view-source link requirement, and what to avoid (template-string HTML, external assets).

React 18.3.1 and React 19 dependency compatibility matrix.

Use when designing or auditing free samples, lead magnets, trial offers, concessions, referral gifts, favor exchanges, freemium onboarding, consultation offers, or give-first sales strategies where reciprocity, obligation, uninvited gifts, or concession tactics may affect decisions.

Use this skill when designing pickers, dropdowns, comboboxes, autocompletes, command palettes, or any UI that lets the user select from a known set. Trigger when picking between a free-text field and a select; when designing a command palette; when reviewing why users keep typing wrong values into autocomplete inputs. Sub-aspect of `recognition-over-recall`; read that first.

Use this skill when designing surfaces that accelerate repeat tasks through recents, frequently-used items, and contextual suggestions. Trigger when designing pickers used repeatedly, command palettes, navigation that should adapt to user behavior, or any surface where a returning user shouldn''t have to retype their frequent destinations. Sub-aspect of `recognition-over-recall`; read that first.

Use when upgrading existing websites or apps by auditing generic UI patterns and applying premium design fixes without rewrites.

Upgrades existing websites and apps to premium quality. Audits current design, identifies generic AI patterns, and applies high-end design standards without breaking functionality. Works with any CSS framework or vanilla CSS.

'Generate redux slice generator operations. Auto-activating skill for Frontend Development. Triggers on: redux slice generator, redux slice generator Part of the Frontend Development skill category. Use when working with redux slice generator functionality. Trigger with phrases like \"redux slice generator\", \"redux generator\", \"redux\". '

Audit and fix visual hierarchy, spacing, color, and depth in web UIs. Use when the user mentions \"my UI looks off\" (or amateur/unprofessional), \"fix the design\", \"Tailwind styling\", \"color palette\", \"visual hierarchy\", \"design system\", \"spacing scale\", or \"component styling\". Also trigger when building consistent design tokens, creating dark mode themes, improving data-visualization clarity, or polishing UI details before launch. Covers grayscale-first workflow, constrained de...

Carefully curated, modern minimal style with elegant serif typography and understated, sophisticated palettes.

Use when an agent is about to build or refactor interface code and needs a compact, repository-specific brief covering existing tokens, components, routes, conventions, and verification commands.

Best practices for Remotion - Video creation in React

'Analyze responsive breakpoint analyzer operations. Auto-activating skill for Frontend Development. Triggers on: responsive breakpoint analyzer, responsive breakpoint analyzer Part of the Frontend Development skill category. Use when analyzing or auditing responsive breakpoint analyzer. Trigger with phrases like \"responsive breakpoint analyzer\", \"responsive analyzer\", \"analyze responsive breakpoint r\". '

Implement modern responsive layouts using container queries, fluid typography, CSS Grid, and mobile-first breakpoint strategies. Use when building adaptive interfaces, implementing fluid layouts, or creating component-level responsive behavior.

Derive, review, and debug responsive web layout math for fluid widths, media query ranges, viewport units, percentages, and CSS clamp() formulas. Use when building responsive layouts, converting fixed designs to fluid CSS, calculating breakpoints, choosing vw/svw/lvw/dvw units, or deciding whether CSS math or JavaScript measurement should own a layout behavior.

Web and App implementation guide for Retro Design (60s-80s). Trigger when user wants vintage aesthetics, warm muted colors, and nostalgic layouts.