Skill Claude CodeCodex
Evaluate and pressure-test business, product, SaaS, service, and startup ideas using current evidence, competitive research, decision gates, repair pivots, and a small paid validation test. Use when deciding whether to pursue, test, pivot, park, or drop an idea; comparing ideas; exploring a problem space; assessing…
Skill Claude CodeCodex
Audit, improve, or guard developer experience (DX/DevEx) across any software repository or project type. Use this whenever a user asks about repository onboarding, development setup, local development, developer tooling, build/test feedback, task ergonomics, confusing commands, CI/local workflow friction, codebase…
Skill Claude CodeCodex
Review, improve, or create repository Markdown across README files, docs, guides, API references, ADRs, changelogs, contributor files, templates, and agent-facing instructions. Use this whenever a user asks to clean up, standardize, format, audit, or improve one or more .md files, Markdown consistency, links…
Skill Claude CodeCodex
Evaluate and pressure-test open-source project ideas for real utility, adoption, portfolio credibility, community impact, career leverage, ecosystem influence, maintainability, and future opportunities. Use when deciding whether to build, launch, continue, reposition, park, or drop an open-source library, developer…
Skill Claude CodeCodex
Transform existing coding or agent prompts into shorter, sharper, profanity-heavy pissed-off-engineer rants without changing technical meaning. When invoked as /rant-coding followed by a prompt, execute the transformed task immediately by default. Use /rant-coding --prompt-only or /rant-coding --dry-run when the user…
Skill Claude CodeCodex
Introduce React anti-patterns and common mistakes into existing React codebases for training, review, or teaching. Use when asked to intentionally degrade React performance or code quality while keeping apps functional, or to generate anti-pattern examples for junior developer education.
Skill Claude CodeCodex
Create, improve, simplify, rewrite, or review a software repository's main user-facing README.md. Use this whenever a user asks for a README from an existing codebase, faster onboarding, clearer README structure or developer experience, a 60-second quick start, or a fix for stale or inaccurate README instructions.…
Skill Claude CodeCodex
Review existing code or architecture and decide whether a specific design pattern would improve it without overengineering. Use this whenever the user is asking whether a pattern is justified, comparing nearby patterns like Strategy vs State or Adapter vs Facade vs Proxy, or refactoring code with recurring branching…
Skill Claude CodeCodex
Write secure-by-default Node.js and TypeScript applications following security best practices. Use when: (1) Writing new Node.js/TypeScript code, (2) Creating API endpoints or middleware, (3) Handling user input or form data, (4) Implementing authentication or authorization, (5) Working with secrets or environment…
Skill Claude CodeCodex
Audit a repository's automated testing health and recommend a bounded, high-value next improvement slice. Use when assessing an existing test suite, introducing tests into an untested or legacy project, deciding what to test next, evaluating testing strategy or coverage, choosing between unit, integration, and…
Skill Claude CodeCodex
Explicit-only workflow for turning one coding ticket into a reviewable GitHub pull request: create a ticket branch, implement the work, make sensible commits, push the branch, and open the pull request with gh. Invoke this skill through your agent harness's native skill-command mechanism, passing the ticket as its…
Skill Claude CodeCodex
Improve, refactor, review, and systematize web UI styling with CSS design tokens, cascade layers, Tailwind theme variables, semantic color/spacing/typography tokens, dark mode, accessibility checks, and maintainable component styling. Use this skill whenever the user asks to improve CSS, redesign a site, clean up…