Claude Code skills, plugins, subagents, slash commands and mcp servers

react-native-testing callstack skill Skill for writing and reviewing React Native component tests with Testing Library. Covers queries, user interactions, async patterns, and supports v13 (React 18) and v14 (React 19+). CX Codex Cursor GitHub Copilot 5,300installs threejs-geometry CloudAI-X skill Teaches your coding agent how to build standard geometries, generate 3D text, and construct custom vertex buffers in three.js. CX Codex Cursor GitHub Copilot 14,400installs threejs-materials CloudAI-X skill Helps choose and configure Three.js materials for meshes, lines, and points. Use it when a scene needs PBR, lighting, transparency, or controlled surface behavior. CX Codex Cursor GitHub Copilot 14,400installs code-architect official Anthropic subagent Analyzes codebase patterns to produce architectural blueprints with file lists, component interfaces, data flows, and phased build sequences. 1,439installs google-cloud-storage-bucket-architect official google skill This skill plans and creates Google Cloud Storage buckets around a workload and the project's security settings. Use it when an app, service, or pipeline needs object storage. Gemini CLI CX Codex 2,800installs expo-project-structure expo skill Sets up a starter folder layout for a new Expo Router project. Helps place routes, screen bodies, and server files where they belong. CX Codex Cursor GitHub Copilot 21,700installs omarchy omacom skill Guides coding agents through configuring an Omarchy Linux setup with Hyprland. Useful when editing window rules, status bars, and terminal configs in ~/.config/. CX Codex Cursor GitHub Copilot 607installs emilkowalski-motion nexu-io skill Adds micro-interactions, state transitions and motion to an existing interface. Use it after the layout or component is already built. CX Codex Cursor GitHub Copilot 2,300installs expo-skill-eval expo skill Runs end-to-end evaluations for Expo skills, checking trigger accuracy, code quality, and device screenshots in Expo Go. Built for testing Expo agent skills. CX Codex Cursor GitHub Copilot 21,600installs cash-flow-snapshot official anthropics skill Pulls AR, AP, fixed costs and payment history from accounting software, payment processors, or CSV. Produces a 30/60/90-day cash forecast with confidence bands and flags specific liquidity risks. CX Codex Cursor GitHub Copilot 1,900installs canva-creator official anthropics skill Executes marketing campaigns from an approved content brief: builds the schedule, generates Canva graphics for social posts, writes copy, and stages sends in HubSpot. CX Codex Cursor GitHub Copilot 1,900installs ccc cocoindex-io skill Enables semantic code search and index management across the codebase using the ccc CLI. It queries concepts rather than exact syntax. CX Codex Cursor GitHub Copilot 5,900installs threejs-interaction CloudAI-X skill Teaches your agent how to set up raycasting, camera controls, and object dragging in three.js for WebGL and WebGPU. CX Codex Cursor GitHub Copilot 14,100installs diagram-maker openclaw skill This skill turns descriptions of concepts, architecture, and processes into SVG/HTML or Excalidraw diagrams. Use it when a visual file is clearer than prose. CX Codex Cursor GitHub Copilot 502installs google-maps-scraper gosom skill A skill to find businesses, contacts and reviews on Google Maps directly from your code editor. Runs a local scraper via Docker—no coding required for lead generation and business data collection. CX Codex Cursor GitHub Copilot 2,900installs argent-settings-permissions software-mansion skill Grants, denies, or resets app runtime permissions on iOS simulators and Android devices without the system Settings UI. Built for test setup before an app launches. CX Codex Cursor GitHub Copilot 19,100installs gemini-omni-flash-api official google-gemini skill This skill generates, edits, and extends video with Gemini Omni 1.1 Flash. Use it for text prompts, image references, and source-video workflows. CX Codex Cursor GitHub Copilot 1,900installs gke-node-notready official google skill This skill investigates why GKE nodes show NotReady or Unknown and suggests remediation steps. Use it when kubelet stops reporting status or workloads are stuck Pending because of node health. Gemini CLI CX Codex 2,700installs antislop-human miqdadbadjuber skill An accessibility skill for AI agents that checks UI contrast, keyboard focus, and control states. Ships with a WCAG AA contrast checker script. CX Codex Cursor GitHub Copilot 5,800installs expo-dom expo skill Runs web code in a webview on native platforms and renders as-is on web. Lets you use web libraries like recharts or react-syntax-highlighter in Expo without rewriting. CX Codex Cursor GitHub Copilot 20,800installs playwright-skill sickn33 skill Write and run Playwright browser tests directly in Claude Code: responsive design checks, login flows, form submissions, screenshots. Executes locally via Node with a visible browser window. CX Codex Cursor GitHub Copilot 3,900installs eas-simulator expo skill Runs remote iOS and Android simulators in the EAS cloud and lets an AI agent control them. Useful for testing mobile apps on Linux, in CI, or inside cloud sandboxes. CX Codex Cursor GitHub Copilot 20,500installs neon neondatabase skill This skill helps choose and configure a Neon backend with Postgres, auth, storage, functions, the AI Gateway, and Realtime. Use it when building an app. CX Codex Cursor GitHub Copilot 231,200installs antislop-layoutmobile miqdadbadjuber skill A skill for responsive layouts across phone and desktop widths. It checks breakpoints, reflow, grids, overflow, sizing, tap targets, and navigation. CX Codex Cursor GitHub Copilot 5,700installs antislop-code miqdadbadjuber skill This skill filters out comments that look AI-generated: ones that repeat what the code shows, chop the flow into steps, or decorate section headers. It keeps comments with real information and never touches executable code. CX Codex Cursor GitHub Copilot 5,700installs threejs-postprocessing CloudAI-X skill A skill that adds post-processing pass chains to Three.js: bloom, depth of field, ambient occlusion, and custom screen shaders. Use it when you need visual effects, color grading, or blur on WebGL and WebGPU. CX Codex Cursor GitHub Copilot 13,500installs business-pulse official anthropics skill Builds a compact business snapshot from connected finance, sales, and work tools. Use it for a daily brief or to find what needs attention today. CX Codex Cursor GitHub Copilot 1,800installs close-month official anthropics skill Closes the books, reconciles transactions against payment processors, refreshes the 30/60/90-day cash forecast, and publishes the close packet. CX Codex Cursor GitHub Copilot 1,800installs content-strategy official anthropics skill This skill reads sales data from PayPal and QuickBooks, factors in seasonality, and builds a prioritized 30-day content brief. Use it when deciding what to promote. CX Codex Cursor GitHub Copilot 1,800installs tax-prep official anthropics skill Prepares quarterly estimates and 1099-NEC lists for your accountant. Closes the books first, then calculates — so the number sits on reconciled data. CX Codex Cursor GitHub Copilot 1,800installs mobile-developer VoltAgent Community subagent A subagent for React Native and Flutter apps that covers native features, offline-first architecture, and platform-aware performance work. 7,777installs model-update official anthropics skill Updates financial models with fresh quarterly earnings or guidance changes, recalculates valuation metrics, and highlights material revisions. CX Codex Cursor GitHub Copilot 1,000installs returns-analysis official anthropics skill Builds PE deal sensitivity tables for IRR and MOIC across entry multiples, leverage, and growth scenarios. Useful for stress-testing investments and IC presentations. CX Codex Cursor GitHub Copilot 1,000installs game-development sickn33 skill Guides game architecture decisions, platform choices, and core loop structure. Directs the assistant to specialized sub-skills for web, mobile, PC, or VR. CX Codex Cursor GitHub Copilot 3,800installs streamdown vercel skill Renders Markdown in React components with streaming support for AI agents, Shiki syntax highlighting, Mermaid diagrams, and KaTeX math rendering. CX Codex Cursor GitHub Copilot 3,200installs deal-screening official anthropics skill Screens inbound CIMs, teasers, and broker materials against a fund’s criteria. Useful for triaging deal flow before a first call. CX Codex Cursor GitHub Copilot 994installs dpop-adoption official google skill This skill guides DPoP setup for Google OAuth refresh tokens, including P-256 keys and proof JWTs. Use it when exchanging an authorization code or refreshing a token. Gemini CLI CX Codex 2,600installs ai-engineer VoltAgent Community subagent This subagent helps design AI systems, choose models, build training pipelines, and prepare deployment. Use it when work spans research through production. 7,687installs dd-meeting-prep official anthropics skill Prepares questions, benchmarks, and red flags for due diligence meetings. Use it before management presentations, expert calls, customer references, or advisor sessions. CX Codex Cursor GitHub Copilot 988installs build-project rohitg00 skill A project tutor skill for the AI Engineering from Scratch curriculum. It guides developers through project stages, runs tests, and tracks learning progress. CX Codex Cursor GitHub Copilot 1,200installs