Skills for Claude Code, Codex and Cursor

market-sizing-analysis Seth Hobson Calculates TAM, SAM, and SOM for market opportunities with three methods. Use it to test a venture idea, estimate addressable revenue, or build pitch analysis. Claude Code CX Codex Cursor 11,715installs apify-ultimate-scraper apify Connects your coding agent to Apify actors to extract web data from social networks, maps, and search engines into structured JSON or CSV files. Claude Code CX Codex Cursor +1 16,300installs vue-pinia-best-practices github.com/vuejs-ai A skill covering Pinia best practices: avoid common store setup errors, preserve reactivity, and organize state management patterns in Vue projects. Claude Code CX Codex Cursor +1 16,800installs gitops-workflow Seth Hobson This skill guides Kubernetes GitOps setup with ArgoCD or Flux. Use it to deploy from Git and keep cluster state aligned with declarative configuration. Claude Code CX Codex Cursor 11,650installs xlsx-author official anthropics Skill to create .xlsx files on disk without a running Excel when an agent operates headless. Use it to deliver a finished workbook as a file artifact instead of editing live. Claude Code CX Codex Cursor +1 1,400installs dependabot official github A GitHub Copilot skill that helps write and tune .github/dependabot.yml: grouped updates, monorepo patterns, security updates. GitHub Copilot 4,400installs copilot-spaces official github Pulls Copilot Spaces content into the conversation: team docs, code and instructions. Useful when answers must follow internal standards instead of the model's general knowledge. GitHub Copilot 4,400installs python-observability Seth Hobson A skill that gives your agent Python observability patterns: structured logging, Prometheus metrics, distributed tracing. Useful when production breaks and the logs don't tell you where. Claude Code CX Codex Cursor 11,547installs shellcheck-configuration Ryan Snodgrass This skill guides ShellCheck setup and use for shell script analysis. Use it when adding CI/CD linting, fixing warnings, or checking script portability. Claude Code CX Codex Cursor 11,533installs docx nexu-io Create, edit, and analyze Word documents with tracked changes, comments, and formatting. Use it for design briefs, copy docs, and materials ready for review. Claude Code CX Codex Cursor +1 3,000installs copywriting nexu-io Writes and rewrites marketing copy for landing pages, homepages, and advertisements. Acts as a copy chief partner during product launches. Claude Code CX Codex Cursor +1 3,000installs seo-maps AgriciDaniel Analyzes business presence on Google Maps, Bing Places, Apple Maps, and OpenStreetMap via API. Tracks ranks across a geo-grid, audits GBP profile, aggregates reviews from three platforms. Claude Code CX Codex Cursor +1 6,200installs design-doc-mermaid SpillwaveSolutions Generates Mermaid diagrams and design documents from code or user prompts. Useful for GitHub wiki pages, architecture reviews, and sequence flows. Claude Code CX Codex Cursor +1 80,400installs python-configuration Seth Hobson This skill moves Python settings into environment variables and validates typed configuration. Use it for secrets and environment-specific behavior. Claude Code CX Codex Cursor 11,508installs cost-optimization Seth Hobson This skill reviews AWS, Azure, GCP, and OCI spending, then guides rightsizing, tagging, pricing choices, and budget controls. Claude Code CX Codex Cursor 11,506installs google-cloud-scc-query official google Reads active Security Command Center findings in Google Cloud and helps an agent inspect them before triage. Claude Code Gemini CLI CX Codex 3,600installs gke-alert-configuration official google Writes and validates Terraform alerting policies for GKE: SLO latency and error rates, memory saturation, CrashLoopBackOff, Node NotReady. Claude Code Gemini CLI CX Codex 3,600installs developing-genkit-python official google A skill for building Genkit apps in Python: generation, streaming, tools, flows and agents. Useful when your agent fumbles imports or Genkit API calls. Claude Code Gemini CLI CX Codex 3,600installs developing-genkit-js official google This skill helps build and troubleshoot Genkit AI apps in Node.js and TypeScript. Use it for flows, agents, tools, and Genkit API errors. Claude Code Gemini CLI CX Codex 3,600installs cloud-databases-onboarding official google Helps choose a Google Cloud database and prepare its creation. Use it when database requirements need to be gathered before provisioning. Claude Code Gemini CLI CX Codex 3,600installs embedding-strategies Seth Hobson This skill helps choose embedding models, tune chunking, and assess quality for semantic search and RAG projects. Claude Code CX Codex Cursor 11,391installs material-ui-nextjs mui A skill for wiring Material UI into Next.js: SSR, Emotion cache, next/font, CSS layers, Link, and useSearchParams. Use it when setting up or debugging MUI in a Next.js app. Claude Code CX Codex Cursor +1 725installs seo-dataforseo AgriciDaniel A skill that connects the DataForSEO MCP server to Claude Code and other AI code editors. Provides live search results, keyword metrics, backlinks, competitor analysis, and LLM mention tracking—all via commands. Claude Code CX Codex Cursor +1 6,100installs expo-router expo Skill for file-based routing, stacks, modals and tabs in Expo Router. Use it when building navigation in a React Native mobile app. Claude Code CX Codex Cursor +1 27,700installs expo-brownfield expo Embeds React Native and Expo into existing native iOS and Android apps. Useful when adding cross-platform screens to SwiftUI, UIKit, or Kotlin hosts. Claude Code CX Codex Cursor +1 27,700installs doublecheck official github Checks factual claims in AI output, looks for sources, and flags hallucination risk. Use it before relying on analysis, research summaries, or legal content. GitHub Copilot 4,300installs argent-screenshot-diff software-mansion Compares before and after screenshots to catch layout shifts, spacing, color and text rendering changes. Claude Code CX Codex Cursor +1 24,900installs go-concurrency-patterns Seth Hobson A Go skill for goroutines, channels, synchronization, and context. Use it when building worker pools or tracking down race conditions. Claude Code CX Codex Cursor 11,270installs billing-automation Seth Hobson This skill helps build subscription billing, invoicing, and failed-payment recovery. Use it for SaaS products and services with recurring charges. Claude Code CX Codex Cursor 11,245installs startup-metrics-framework Seth Hobson This skill helps choose and calculate startup metrics such as CAC, LTV, burn multiple, retention, and growth. Use it for dashboards and investor reporting. Claude Code CX Codex Cursor 11,236installs data-quality-frameworks Seth Hobson This skill sets up data checks with Great Expectations, dbt tests, and data contracts. Use it for validation pipelines, CI/CD checks, and schema rules. Claude Code CX Codex Cursor 11,230installs popular-web-designs Hermes Agent + Teknium (design systems sourced from VoltAgent/awesome-design-md) 54 real-world design systems (Stripe, Linear, Vercel, Claude) with CSS tokens, typography, and components for building pages styled after known brands. Claude Code CX Codex Cursor +1 914installs k8s-manifest-generator Seth Hobson This skill generates Kubernetes manifests for application resources and configuration. Use it when you need Deployments, Services, ConfigMaps, Secrets, or PersistentVolumeClaims. Claude Code CX Codex Cursor 11,166installs instrument-data-to-allotrope official anthropics Converts laboratory instrument output files (PDF, CSV, Excel, TXT) to Allotrope Simple Model (ASM) JSON or flattened CSV. Auto-detects instrument type and outputs ASM JSON, tabular CSV, and exportable parser code. Claude Code CX Codex Cursor +1 2,400installs scientific-problem-selection official anthropics A skill that helps scientists structure research problem selection, from idea generation to navigating obstacles. Works through three entry points: pitch a new idea, troubleshoot a stuck project, or answer a strategic question. Claude Code CX Codex Cursor +1 2,400installs swiftui-design nexu-io A skill that guides SwiftUI interface design by clear rules, avoiding typical AI-code mistakes. Directs design decisions, validates brand assets, and reviews layouts across five dimensions. Claude Code CX Codex Cursor +1 2,900installs pptx-generator nexu-io Creates and edits PowerPoint presentations from scratch with PptxGenJS and MiniMax's pipeline. Useful when you need the agent to generate slide decks. Claude Code CX Codex Cursor +1 2,900installs flutter-animating-apps nexu-io Implements animations and transitions in Flutter apps. Useful for crafting native iOS and Android motion design. Claude Code CX Codex Cursor +1 2,900installs pptx nexu-io A skill for working with PowerPoint slides in your code editor. Read existing decks, generate new ones, and edit layouts — for executive presentations, training material, and product reviews. Claude Code CX Codex Cursor +1 2,900installs ui-skills nexu-io Opinionated UI constraints to guide agents building user interfaces. It keeps generated components cohesive across a codebase. Claude Code CX Codex Cursor +1 2,900installs