Skill Claude CodeCodex
A guide for turning an idea into product and software requirement documents. It organizes the problem, users, market, features, risks, and technical specification into files such as PRD.md and SPEC.md.
Skill Claude CodeCodex
Implement comprehensive testing strategies with pytest, fixtures, mocking, and test-driven development. 트리거: "pytest", "Python 테스트", "fixture", "mocking", "테스트 작성" 안티-트리거: "JavaScript 테스트", "Jest", "E2E 테스트".
Skill Claude CodeCodex
Comprehensive React 19 patterns expert covering Server Components, Actions, use() hook, useOptimistic, useFormStatus, useFormState, React Compiler, concurrent features, Suspense, and modern TypeScript development. 트리거: "React", "컴포넌트", "hooks", "JSX/TSX", "상태 관리" 안티-트리거: "Vue", "Svelte", "Angular", "백엔드".
Skill Claude CodeCodex
Release readiness workflow for Codex. Use before PR, merge, deploy, version bump, rollout, or production handoff to verify scope, validation evidence, rollback, migrations, operator notes, changelog, and residual risk.
Skill Claude CodeCodex
A code-review skill that checks the changes on the current Git branch against a review checklist.
Skill Claude CodeCodex
Complete shadcn/ui component library guide including installation, configuration, and implementation of accessible React components. Use when setting up shadcn/ui, installing components, building forms with React Hook Form and Zod, customizing themes with Tailwind CSS, or implementing UI patterns like buttons…
Skill Claude CodeCodex
A code-simplification and refactoring skill for reviewing recently changed code and reducing unnecessary abstractions, duplication, and complexity.
Skill Claude CodeCodex
A checker that compares a software implementation with the requirements written in a SPEC.md file. It reviews functional and non-functional requirements, interface details, APIs, and security points when applicable.
Skill Claude CodeCodex
A requirements-interview skill that asks detailed questions and produces a SPEC.md file describing a software feature.
Skill Claude CodeCodex
A design-analysis skill for Stitch, Google’s interface-design tool, that turns an existing project’s screens and assets into a DESIGN.md reference file.
Skill Claude CodeCodex
A prompt-writing workflow that turns a vague website or interface idea into a detailed prompt for Stitch, a tool that generates website screens.
Skill Claude CodeCodex
An iterative workflow for generating and combining multiple web pages with Stitch, a tool for creating website screens from prompts. A baton file carries the next task from one build cycle to the next.
Skill Claude CodeCodex
A workflow for turning a Stitch-generated HTML screen into reusable React components, with shared design values and TypeScript types.
Skill Claude CodeCodex
Software supply-chain security workflow. Use when dependencies, lockfiles, packages, build scripts, CI, SBOM, provenance, release artifacts, licenses, vulnerability scans, or third-party tools change.
Skill Claude CodeCodex
Build scalable design systems with Tailwind CSS, design tokens, component libraries, and responsive patterns. Use when creating component libraries, implementing design systems, or standardizing UI patterns. Triggers on "Tailwind", "디자인 시스템", "디자인 토큰", "컴포넌트 라이브러리", "Tailwind 설정". Anti-triggers: "Bootstrap", "순수 CSS"…
Skill Claude CodeCodex
A test-first coding workflow: write a test that fails, add the smallest code that passes it, then improve the code while keeping the test passing. TDD means test-driven development.
Skill Claude CodeCodex
A codebase cleanup workflow for finding technical debt—work that makes future changes harder, such as duplicate code, unused imports, debug output, and overly complex code.
Skill Claude CodeCodex
Master TypeScript's advanced type system including generics, conditional types, mapped types, template literals, and utility types for building type-safe applications. Use when implementing complex type logic, creating reusable type utilities, or ensuring compile-time type safety in TypeScript projects. Triggers on…
Skill Claude CodeCodex
UI/UX design intelligence. 50 styles, 21 palettes, 50 font pairings, 20 charts, 9 stacks (React, Next.js, Vue, Svelte, SwiftUI, React Native, Flutter, Tailwind, shadcn/ui). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing…
Skill Claude CodeCodex
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance…
Skill Claude CodeCodex
A code-checking workflow that runs type checks, linting, tests, and builds after software work is completed. Linting checks code for common errors and style problems.