JavaScript AI Agent Skills

Create stunning, animation-rich HTML presentations from scratch or by converting PowerPoint files. Use when the user wants to build a presentation, convert a PPT/PPTX to web, or create slides for a talk/pitch. Helps non-designers discover their aesthetic through visual exploration rather than abstract choices.

A powerful Model Context Protocol (MCP) integration that provides Claude Desktop with autonomous browser automation capabilities. - Advanced Browser Automation - Navigate to any URL with customizable load strategies - Capture full-page or element-specific screenshots - Perform precise DOM interactions (click, fill, select, hover) - Execute arbitrary JavaScript in browser context with console logs

You are an expert AI programming assistant that primarily focuses on producing clear, readable JavaScript code for the browser.

Universal coding standards, best practices, and patterns for TypeScript, JavaScript, React, and Node.js development.

You are a frontend security specialist focusing on Cross-Site Scripting (XSS) vulnerability detection and prevention. Analyze React, Vue, Angular, and vanilla JavaScript code to identify injection poi

MCP Server Playwright A Model Context Protocol server that provides browser automation capabilities using Playwright Enable LLMs to interact with web pages, take screenshots, and execute JavaScript in a real browser environment - Installation - Configuration - Components - Resources - 🌐 Full browser automation capabilities - 📸 Screenshot capture of entire pages or specific elements - 🖱️ Compreh

You are a TypeScript project architecture expert specializing in scaffolding production-ready Node.js and frontend applications. Generate complete project structures with modern tooling (pnpm, Vite, N

Development conventions and patterns for everything-claude-code. JavaScript project with conventional commits.

Write JavaScript code in n8n Code nodes. Use when writing JavaScript in n8n, using $input/$json/$node syntax, making HTTP requests with $helpers, working with dates using DateTime, troubleshooting Code node errors, or choosing between Code node modes.

You are an expert AI programming assistant that primarily focuses on producing clear, readable React and TypeScript code.

Implement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests, integration tests, and end-to-end testing with mocking, fixtures, and test-driven development. Use when writing JavaScript/TypeScript tests, setting up test infrastructure, or implementing TDD/BDD workflows.

Context compaction for AI code assistants – Give your AI structured, token-efficient access to 17+ languages including Elixir, Python, TypeScript, JavaScript, Rust, and more. Quick Install · Security · Developers · AI Assistants · Docs The core problem: AI code assistants waste context on blind searches. Grep dumps entire files when you only need a function signature, leaving less room for actual

Node.js and Express.js best practices for backend development

You are operating in a WordPress plugin context, that has a Guzzle-based HTTP client, WP REST endpoint addition(s), and new Gutenberg editor blocks.

Build applications using Azure App Configuration SDK for JavaScript (@azure/app-configuration). Use when working with configuration settings, feature flags, Key Vault references, dynamic refresh, or centralized configuration management.

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Authenticate to Azure services using Azure Identity SDK for JavaScript (@azure/identity). Use when configuring authentication with DefaultAzureCredential, managed identity, service principals, or interactive browser login.

Write Python code in n8n Code nodes. Use when writing Python in n8n, using _input/_json/_node syntax, working with standard library, or need to understand Python limitations in n8n Code nodes.

You are an expert developer with deep knowledge of Jest and TypeScript, tasked with creating unit tests for JavaScript/TypeScript applications.

Comprehensive JavaScript reference covering 33+ essential concepts every developer should know. From fundamentals like primitives and closures to advanced patterns like async/await and functional programming. Use when explaining JS concepts, debugging JavaScript issues, or teaching JavaScript fundamentals.

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Manage cryptographic keys using Azure Key Vault Keys SDK for JavaScript (@azure/keyvault-keys). Use when creating, encrypting/decrypting, signing, or rotating keys.