Skill Claude CodeCodex
Set up product analytics and define metrics that matter. Use this skill when the user mentions: analytics, tracking, metrics, KPIs, dashboard, funnel analysis, retention, churn, LTV, DAU, MAU, north star metric, event tracking, PostHog, Mixpanel, Google Analytics, Amplitude, measure, conversion rate, user behavior…
Skill Claude CodeCodex
Open-ended brainstorming and idea generation sessions. Use this skill when the user mentions: brainstorm, let's think about, I need ideas, help me explore, ideation, creative session, divergent thinking, what if, possibilities, options, blue sky thinking, or wants to explore ideas freely without committing to a…
Skill Claude CodeCodex
Create brand identity and visual guidelines. Use this skill when the user mentions: brand identity, brand guidelines, logo, color palette, typography, brand colors, tone of voice, brand personality, visual identity, design tokens, brand book, style guide, brand consistency, brand archetype, color scheme, font pairing…
Skill Claude CodeCodex
Multi-agent code review for pull requests. Checks for bugs, CLAUDE.md compliance, git history context, and previous PR comments. Uses confidence scoring to filter false positives. Use when the user wants to review a PR, code review, check a pull request, or mentions 'review my PR', 'code review', 'check this PR'. Also…
Skill Claude CodeCodex
Master orchestrator for the full autonomous development lifecycle. Use this skill whenever the user mentions starting a new feature, has an idea to implement, wants to plan development, says "quero desenvolver", "tenho uma ideia", "nova feature", "começar uma issue", "próxima issue", or asks what the next step in…
Skill Claude CodeCodex
Deploy applications and set up infrastructure. Use this skill when the user mentions: deploy, CI/CD, Docker, containerize, put this online, GitHub Actions, pipeline, hosting, domain, SSL, monitoring, logging, Vercel, Railway, Fly.io, AWS, infrastructure, server setup, environment variables, staging, production…
Skill Claude CodeCodex
Strategic consultant for founders and entrepreneurs. Use this skill WHENEVER the user mentions: startup, MVP, product launch, fundraising, pitch deck, product-market fit, go-to-market, startup metrics, growth hacking, SaaS pricing, idea validation, investment raising, business model, lean startup, bootstrap, scaling a…
Skill Claude CodeCodex
Stress-test plans, designs, and ideas through relentless questioning. Use this skill when the user mentions: grill me, stress-test my plan, challenge my design, poke holes, devil's advocate, question my assumptions, find the flaws, or wants their ideas tested through rigorous interrogation. Different from brainstorm…
Skill Claude CodeCodex
Validate business ideas before building. Use this skill when the user mentions: validate my idea, is this viable, market analysis, competitor analysis, TAM SAM SOM, feasibility, idea validation, who are the competitors, is this idea good, market research, competitive landscape, addressable market, or any question…
Skill Claude CodeCodex
Explore a codebase to find opportunities for architectural improvement, focusing on making the codebase more testable by deepening shallow modules. Use when user wants to improve architecture, find refactoring opportunities, consolidate tightly-coupled modules, or make a codebase more AI-navigable.
Skill Claude CodeCodex
Build high-conversion landing pages. Use this skill when the user mentions: landing page, LP, conversion page, waitlist page, coming soon page, product page, hero section, CTA, call to action, above the fold, conversion optimization, signup page, launch page, or any task related to building a page designed to convert…
Skill Claude CodeCodex
Generate legal documents and ensure compliance for startups. Use this skill when the user mentions: terms of service, privacy policy, GDPR, LGPD, cookie consent, cookie banner, terms and conditions, data protection, compliance, legal requirements, SaaS agreement, refund policy, acceptable use policy, DPA, data…
Skill Claude CodeCodex
Full-stack marketing execution skill. Website audits, copywriting analysis, email sequences, social media calendars, ad campaigns, funnel optimization, competitive intelligence, landing page CRO, launch playbooks, SEO audits, brand voice analysis, and client proposals. Use when the user mentions marketing audit…
Skill Claude CodeCodex
Break a PRD into independently-grabbable GitHub issues using tracer-bullet vertical slices. Use when user wants to convert a PRD to issues, create implementation tickets, or break down a PRD into work items.
Skill Claude CodeCodex
Production-grade backend development. Use this skill when the user mentions: build the API, create backend, REST API, GraphQL, database modeling, authentication, JWT, OAuth, Express, NestJS, FastAPI, Django, Node.js backend, server-side, API endpoints, middleware, ORM, Prisma, Drizzle, database schema, migrations, or…
Skill Claude CodeCodex
The ultimate frontend design and development skill. Creates production-ready, pixel-perfect web interfaces with Next.js + Tailwind + shadcn/ui. Combines design thinking, UX best practices, accessibility, animation, and real design system patterns inspired by the best sites on the web. Invoked explicitly via…
Skill Claude CodeCodex
Comprehensive QA and testing skill for quality assurance, test automation, and testing strategies for ReactJS, NextJS, NodeJS applications. Includes test suite generation, coverage analysis, E2E testing setup, and quality metrics. Use when designing test strategies, writing test cases, implementing test automation…
Skill Claude CodeCodex
Search engine optimization for startups and products. Use this skill when the user mentions: SEO, search engine optimization, improve rankings, keyword research, meta tags, sitemap, robots.txt, schema markup, Core Web Vitals, page speed, backlinks, organic traffic, search visibility, SERP, featured snippets, Google…
Skill Claude CodeCodex
Design high-level software architecture and system structure. Use this skill when the user mentions: architecture, system design, tech stack, draw the structure, design the system, microservices vs monolith, service boundaries, C4 diagram, ADR, architecture decision, database choice, how should I structure this…
Skill Claude CodeCodex
Creates videos from scratch using ffmpeg, programming, and assets. Use ALWAYS when the user wants to create a video, generate a video, assemble a video, make a video tutorial, create a video presentation, slideshow, timelapse, video with text/subtitles, video for social media (reels, stories, TikTok, YouTube)…
Skill Claude CodeCodex
Edits existing videos using ffmpeg and Python. Use ALWAYS when the user wants to edit a video, cut a video, join videos, add subtitles, add music, remove audio, resize a video, convert format, compress a video, extract audio, extract frames, add a watermark, make a timelapse, slow motion, speed up, reverse, add a…
Skill Claude CodeCodex
Create a PRD through user interview, codebase exploration, and module design, then submit as a GitHub issue. Use when user wants to write a PRD, create a product requirements document, or plan a new feature.