Skills for Claude Code, Codex and Cursor

java-testcontainers official github Helps write Java integration tests using Testcontainers 2.x and JUnit Jupiter with Docker dependencies. Useful when adding container tests or migrating from version 1.x. GitHub Copilot 1installs java-debugging official github A skill that walks the agent through finding a Java bug: reproduce, narrow down, test one hypothesis, attach a debugger. Useful once logs stop explaining anything. GitHub Copilot 1installs podcast-generation microsoft Generates podcast-style audio narratives using Azure OpenAI GPT Realtime Mini over WebSocket. Integrates a FastAPI backend with a React audio player. Claude Code GitHub Copilot 29installs vercel-api official Vercel Labs Connects Codex to Vercel via OAuth and REST API. It helps inspect deployments, fetch build logs, and manage project environment variables directly. CX Codex GP ChatGPT 5installs v0-dev official Vercel Labs Generates React components with v0, integrates them into Next.js projects via CLI, and automates deployments using the v0 SDK. CX Codex GP ChatGPT 5installs turbopack official Vercel Labs Guides the setup of Turbopack in Next.js 16, helps migrate from Webpack loaders, and resolves production build failures. CX Codex GP ChatGPT 5installs payments official Vercel Labs Guidance for adding Stripe checkout, subscriptions, and webhook handling to Vercel apps. Use it when building payment flows. CX Codex GP ChatGPT 5installs geistdocs official Vercel Labs Guides the assistant through setting up Geistdocs sites built with Next.js 16 and Fumadocs. Useful when authoring MDX, configuring i18n, or enabling AI chat. CX Codex GP ChatGPT 5installs ai-generation-persistence official Vercel Labs Shows how to store LLM outputs with IDs, metadata, and addressable URLs. Useful when an app needs generation or chat history that survives a page refresh. CX Codex GP ChatGPT 5installs index official OpenAI This skill routes product design requests to the right workflow. Use it when you want to explore an idea, review a user flow, or build a prototype from a visual reference. CX Codex GP ChatGPT 5installs ideate official OpenAI This skill turns a Product Design brief into three visual directions. Use it to explore interface variants, remixes, and new product concepts. CX Codex GP ChatGPT 5installs openai-ads-conversions-setup official OpenAI Guides Codex in setting up OpenAI Ads Measurement Pixel and server-side Conversions API. Useful for tracking checkouts, leads, and purchases without leaking secrets. CX Codex GP ChatGPT 5installs figma-use-motion official Figma Adds use_figma context for Figma node animation, covering keyframes, easing, animation styles, and timeline duration. CX Codex GP ChatGPT 5installs figma-use-figjam official Figma This skill gives Codex FigJam-specific context for Figma’s MCP tools. Use it when an agent must inspect or edit a FigJam board. CX Codex GP ChatGPT 5installs figma-generate-diagram official Figma Prepares Mermaid.js syntax for the generate_diagram tool and renders editable FigJam boards. Needed before building flowcharts, ERDs, or sequence diagrams. CX Codex GP ChatGPT 5installs product-business-analysis official Data Analytics Maintainers Analyzes product and business data to support strategic decisions. It structures quantitative checks, segments audiences, and evaluates tradeoffs. CX Codex GP ChatGPT 5installs index official Data Analytics Maintainers Sorts a broad data request and sends it to the right Data Analytics workflow. Useful when you don't know which skill to pick. CX Codex GP ChatGPT 5installs web-perf official Cloudflare Audits web page performance using Chrome DevTools MCP. Measures Core Web Vitals and inspects render-blocking assets. CX Codex GP ChatGPT 5installs vercel-services official Vercel Labs Configures monorepos and multi-service deployments in a single Vercel project. Useful when pairing Python or Go backends with a frontend. CX Codex GP ChatGPT 4installs vercel-flags official Vercel Labs Provides guidance for Vercel Flags and the flags v4 SDK. Useful for implementing staged rollouts, A/B experiments, and the Flags Explorer in Next.js or SvelteKit. CX Codex GP ChatGPT 4installs vercel-agent official Vercel Labs This skill explains Vercel Agent's PR reviews, incident investigations, and SDK setup. Use it when configuring or evaluating Vercel's development tools. CX Codex GP ChatGPT 4installs next-cache-components official Vercel Labs Guides AI agents through Next.js 16 Cache Components, the use cache directive, and Partial Prerendering setup. CX Codex GP ChatGPT 4installs json-render official Vercel Labs Guides rendering of AI SDK v6 UIMessage parts, tool call results, and streaming states in custom React chat interfaces. CX Codex GP ChatGPT 4installs bootstrap official Vercel Labs Orchestrates setup for repositories linked to Vercel, provisioning Neon databases, setting secrets, and verifying environment keys before running dev commands. CX Codex GP ChatGPT 4installs sentry official OpenAI This skill queries Sentry in read-only mode to inspect issues, events, and basic health data. Use it when checking recent production errors. CX Codex GP ChatGPT 4installs user-context official OpenAI Manages local user context, preferences, and onboarding state for the Public Equity Investing plugin. Runs strictly on explicit user request. CX Codex GP ChatGPT 4installs user-context official OpenAI Stores product and design references for future Product Design work. Use it when an agent needs the same files, links, and preferences across tasks. CX Codex GP ChatGPT 4installs validate-data official Data Analytics Maintainers Audits analytical reports, SQL queries, metrics, and charts before sharing them with stakeholders or basing decisions on them. CX Codex GP ChatGPT 4installs build-report official Data Analytics Maintainers Builds analytical reports with findings, tables, and visuals for executives, product teams, or technical audiences. CX Codex GP ChatGPT 4installs define-security-policy official OpenAI Helps author, review, and update SECURITY.md files so Codex Security knows project boundaries, invariants, and out-of-scope targets. CX Codex GP ChatGPT 4installs sandbox-sdk official Cloudflare A Codex skill for building with Cloudflare Sandbox SDK, from command and code execution to sandbox files and preview URLs. Use it when a Worker needs to run untrusted or AI-generated code. CX Codex GP ChatGPT 4installs circleci-cli official CircleCI Operates and troubleshoots CircleCI pipelines via the CircleCI CLI. Useful for validating configs, checking build failures, and triggering jobs directly from Codex. CX Codex GP ChatGPT 4installs debugview microsoft A skill that drives the Sysinternals DebugView CLI, so your agent can capture Windows usermode and kernel debug output from the terminal. Claude Code GitHub Copilot 15installs wiki-architect Microsoft Inspects code repositories and creates hierarchical documentation catalogues with tailored onboarding guides. Helps map project architecture and plan a complete wiki. Claude Code GitHub Copilot 8installs agent-framework-azure-ai-py Microsoft This skill helps build persistent Azure AI Foundry agents with the Python SDK. Use it for hosted tools, MCP servers, threads, and streaming. Claude Code GitHub Copilot 8installs