Skill Claude CodeCodex
Expert performance analysis and optimization guidance. Use when the user asks about frontend optimization, API latency, database optimization, memory leaks, CPU bottlenecks, or profiling.
Skill Claude CodeCodex
CEO and founder-lens strategic plan review. Use when the user wants to evaluate a feature or product idea from a business perspective, challenge scope, find the 10-star product inside the request, assess user value and competitive moat, or run a strategic review before engineering begins.
Skill Claude CodeCodex
Design plan review skill — rate and improve a UI design plan before implementation. Use when the user has a plan, wireframe, or design description for a UI feature and wants a senior designer to rate each design dimension 0-10, explain what a 10 looks like, detect AI slop, and edit the plan to reach that quality…
Skill Claude CodeCodex
Engineering plan review skill — architecture, data flow, edge cases, and test plan before coding begins. Use when the user has a feature plan or design doc and needs an engineering manager to stress-test the technical approach, surface hidden assumptions, define the data model, identify failure modes, and lock in the…
Skill Claude CodeCodex
Create, edit, read, and design PowerPoint presentations (.pptx). Use whenever a .pptx file is involved — creating slide decks, pitch decks, or stakeholder presentations; reading or extracting content from an existing .pptx; editing or updating slides; building from a template. Trigger on "deck", "slides"…
Skill Claude CodeCodex
Expert product engineering guidance for senior engineers and tech leads. Use when the user asks about feature planning, MVP design, user flows, tradeoff analysis, or technical decisions that intersect with product strategy.
Skill Claude CodeCodex
Design, iterate, test, and version prompts for LLMs — system prompts, few-shot examples, chain-of-thought, structured output, and agentic tool-use prompts. Use when the user asks to write a prompt, improve an existing prompt, design a system prompt, add few-shot examples, control LLM output format, reduce…
Skill Claude CodeCodex
Build, review, debug, and maintain production Python applications, services, libraries, CLIs, and automation. Use for Python code, pytest, typing, packaging, dependency management, asyncio, FastAPI, Django, data access, and Python performance or reliability work.
Skill Claude CodeCodex
Live QA testing skill that finds bugs, fixes them with atomic commits, and re-verifies. Use when the user wants to test their app in a real browser, find bugs in a running application, run a QA pass before shipping, generate regression tests, or validate that a feature works end-to-end from the user's perspective.
Skill Claude CodeCodex
Build, review, debug, and maintain production React interfaces and component systems. Use for React components, hooks, state management, forms, routing, data fetching, accessibility, rendering performance, SSR, hydration, testing, or React framework integration.
Skill Claude CodeCodex
Structured release and ship workflow skill. Use when the user wants to ship code, create a PR, merge to main, deploy to production, run pre-ship checks, bootstrap a test framework, or needs a repeatable release process from final review to live deployment.
Skill Claude CodeCodex
/--- name: research-agent description: Deep research and R&D investigation skill. Use when the user asks to research a topic, investigate a technology, compare tools or frameworks, explore state-of-the-art approaches, perform competitive analysis, find best practices, or produce a structured research report using web…
Skill Claude CodeCodex
Engineering retrospective skill for continuous improvement. Use when the user wants to run a weekly or sprint retro, review shipping velocity, analyse test health trends, identify growth opportunities, get per-person breakdowns, or run a cross-project retrospective across all their AI tools and repos.
Skill Claude CodeCodex
AI safety guardrails skill — warn before destructive commands, lock file edits to a specific directory, and prevent accidental damage to production systems. Use when working in a production environment, debugging a live system, doing risky migrations, or whenever the user says "be careful", "don't touch X", "only edit…
Skill Claude CodeCodex
Expert application and infrastructure security guidance. Use when the user asks about OWASP Top 10, JWT review, RBAC, OAuth, threat modeling, SSRF, CSRF, XSS, or secret management.
Skill Claude CodeCodex
Create new skills, improve existing skills, and test skill quality. Use when the user wants to build a skill from scratch, turn a workflow into a reusable skill, improve or refactor an existing SKILL.md, test how well a skill performs, optimize a skill's description so it triggers correctly, or asks "how do I make a…
Skill Claude CodeCodex
Skill "spec-author" from CODE-SAURABH/OpenSkills, covering spec author skill, purpose, trigger conditions, core principles and phase 1: why (intent extraction).
Skill Claude CodeCodex
Post-deploy monitoring and canary verification skill. Use when the user has just deployed and wants to verify production health, watch for console errors or performance regressions, run a post-deploy monitoring loop, or validate that a canary deployment is stable before rolling out to 100% traffic.
Skill Claude CodeCodex
Expert system design guidance for architects and senior engineers. Use when the user asks about microservices, monolith design, event-driven architecture, scalability, reliability, caching strategies, queue design, load balancers, or API gateways.
Skill Claude CodeCodex
Write, structure, and maintain all forms of technical documentation — READMEs, API docs, runbooks, architecture decision records (ADRs), changelogs, onboarding guides, and user manuals. Use when the user asks to write or improve documentation, create a README, document an API, write a runbook, produce a changelog, or…
Skill Claude CodeCodex
Generate or extend comprehensive test suites — unit, integration, E2E, and contract tests — for any language or framework. Use when the user asks to write tests, add coverage, test a specific function or module, set up a test framework, generate test cases from code, or validate behaviour with automated tests.
Skill Claude CodeCodex
Generate and apply complete design themes — color palettes, typography pairings, and spacing systems — to any artifact. Use when the user wants to style a presentation, document, landing page, dashboard, or UI component with a cohesive visual theme, pick from pre-built themes, or generate a custom theme from a brief…
Skill Claude CodeCodex
Build, review, debug, and maintain production TypeScript applications, libraries, Node.js services, and tooling. Use for TypeScript types, tsconfig, Node.js, package management, runtime validation, async code, API clients, testing, build tooling, or package publishing.
Skill Claude CodeCodex
Automated end-to-end web application testing using Playwright. Use when the user wants to write automated tests for a web app, test frontend functionality, verify UI behaviour programmatically, debug interactions in a browser, capture screenshots of a running app, check for console errors, or test a user flow from…