JavaScript plugins

Enforce test-driven development, structured debugging, and code review workflows in Claude Code. Plan features in granular tasks, execute them in isolated worktrees with parallel subagents, and verify completeness with automated checks before merging.

Create, read, edit, and generate Office documents — Excel spreadsheets, Word reports, PowerPoint presentations — plus PDF manipulation, form filling, and conversion between formats. Also includes art/image generation, frontend UI building, and document co-authoring workflows.

Control Chrome programmatically through the DevTools Protocol via MCP — debug web pages, automate browser interactions, run performance and accessibility audits, capture screenshots, and diagnose memory leaks, all from an AI assistant.

Automatically generate C4 architecture diagrams (Context, Container, Component, Code) from your codebase via bottom-up analysis, producing Mermaid diagrams and documentation for system design, API interfaces, and deployment units.

Equip AI coding agents with production engineering skills to handle full dev lifecycles: refine ideas to specs, implement via TDD slices, run tests/debug, perform multi-axis code reviews, optimize perf/security, automate CI/CD, and execute ship checklists.

Develop full-stack JavaScript and TypeScript projects with ES6+, Node.js APIs (Express/Fastify), and modern frontend frameworks. Includes testing with Jest/Vitest, advanced TypeScript types, and project scaffolding for Next.js, React, or Node services.

Generate algorithmic art manifestos as p5.js sketches, build Godot 4 games with GDScript patterns, develop Unity games with optimized C# and URP/HDRP pipelines, and apply 2D/3D game development and design principles for indie game prototyping.

Design and build immersive web experiences with mobile-first, scroll-driven animations, 3D elements, and production-grade interfaces, guided by aesthetic principles and UX/UI best practices.

Automate technical debt reduction, dependency updates, and code refactoring by scanning for vulnerabilities and code smells, generating prioritized remediation plans, and leveraging AI-powered test automation and code review.

Delegates product strategy, legal/licensing, business analysis, project management, UX research, content marketing, customer success, technical sales, technical writing, and WordPress development to specialized AI agents

Drive creative direction with algorithmic design manifestos, generative p5.js art, brand voice optimization, and portfolio interfaces that convert visitors to clients.

Delegate expert-level code reviews, security audits, penetration tests, QA automation, accessibility compliance checks, performance optimizations, chaos engineering, and compliance validations to specialized sub-agents across codebases, infrastructure, and systems.

Programmatically create, edit, and analyze office documents (DOCX, XLSX, PPTX, PDF) and Google Workspace files using Python scripts, enabling automated report generation, format conversion, and data extraction.

Enforce strict red-green-refactor TDD cycles: generate failing tests, implement minimal passing code, then refactor while keeping tests green. Includes AI-powered code review for security and quality.

Execute marketing and growth workflows including A/B testing setup, SEO diagnostics and optimization, analytics tracking audit, programmatic SEO strategy, and automated content/email campaign creation with brand voice analysis.

Frontend development bundle that optimizes forms for higher conversion, designs distinctive interfaces, enforces Next.js App Router best practices, applies 45 React performance rules, provides modern React patterns, diagnoses SEO issues, and configures Tailwind CSS v4 design tokens.

Provide expert guidance for building, debugging, and optimizing TypeScript and JavaScript applications with modern frameworks like Next.js and Node.js, covering ES6+ patterns, React performance, App Router, framework selection, and advanced type-level programming.

Secure full-stack applications with API design patterns, authentication/authorization systems, backend/frontend coding practices, code review for vulnerabilities, and PCI DSS compliance guidance.

Autonomous investment banking pitch agent: pulls market data, builds DCF and football-field valuation Excel models, and produces branded pitch deck files on disk — all from a single natural-language request.

Integrate external APIs for payments, communications, search, CRM, and financial data — Stripe, Twilio, Algolia, HubSpot, and Plaid — with production patterns for auth, webhooks, and compliance.

Accelerate LLM application development with production-ready patterns for context window management, RAG pipelines, prompt caching, observability via Langfuse, and agent architectures.

Generate self-contained HTML playgrounds with visual controls, live previews, and copyable prompts to interactively explore designs, data visualizations, code reviews, and architectures in a single file.

Create, edit, read, and extract content from .pptx presentation files programmatically, with built-in design guidance for professional-looking slides using curated color palettes and visual motifs.

Manage the full ML lifecycle on Hugging Face Hub: search and select models, train or fine-tune with TRL/Unsloth, evaluate locally, build and deploy Gradio demos on Spaces, publish research papers, and monitor training metrics — all from the command line or agent.

Build and audit financial models (DCF, LBO, comps, 3-statement) in Excel, generate competitive landscape and pitch decks in PowerPoint, and access financial data from FactSet, PitchBook, Morningstar, and other sources.

Build institutional-quality financial models (DCF, LBO, three-statement, and trading comparables) directly in Excel from a ticker and assumption set, with automated formula linkages, integrity audits, sensitivity tables exports as .xlsx files.

Build, validate, and debug n8n workflows with AI-guided skills for JavaScript/Python code nodes, LangChain AI agents, binary data handling, error recovery, sub-workflow composition, and architectural patterns, enforced by a hooks layer that prevents production breakage during MCP tool calls.

Manage AI-driven development workflows with hierarchical task trees, dependency graphs, automated subtask expansion, PRD-to-task parsing, status tracking, and intelligent task orchestration via natural language commands.

Audit and maintain a live design system across dashboards and tool UIs — extract tokens, check for spacing/color/depth violations, and regenerate patterns from existing code without writing CSS by hand.

Install 124 ready-to-use Claude Code skills to automate 50+ third-party services including CRMs (HubSpot, Salesforce), PM tools (Jira, Asana), analytics (GA4, Mixpanel), cloud storage (Google Drive, Dropbox), GitHub/Vercel deploys, doc/PDF/image processing, React artifact building, design generation, and dev productivity tasks via Rube MCP/Composio integrations.

Run CodeQL and Semgrep to scan multi-language codebases (Python, JavaScript/TS, Go, Java, C#, Ruby, Rust) for security vulnerabilities via taint tracking and pattern matching. Parse, deduplicate, and aggregate SARIF outputs from scans, then integrate findings into CI/CD pipelines using GitHub Actions or bash scripts.

Develop Google Apps Script projects locally by running the clasp CLI to create/list projects, pull/push code, and deploy changes. Authenticate once via clasp login for seamless local workflow.

Generate Playwright tests from specs, migrate Cypress/Selenium suites, run on BrowserStack, sync with TestRail, analyze coverage, and diagnose flaky failures — all within your existing workflow.

Generate and edit images using GPT Image 2 and OpenAI-compatible endpoints with 70+ structured prompt templates across 18 categories, plus build polished visual web artifacts like pages, dashboards, prototypes, slide decks, and data visualizations using HTML/CSS/JavaScript/React.

Query Claude, Cursor, or other AI agents for expert GSAP guidance to build performant animations, timelines, ScrollTrigger effects, and plugin integrations in React, Next.js, Vue, Nuxt, Svelte, or vanilla JS, following framework best practices and 60fps optimizations.

Generate complete AI-powered wiki sites from git repositories as dark-mode VitePress static sites with Mermaid diagrams, source citations, hierarchical catalogues, audience-tailored onboarding guides, changelogs, deep research reports, and codebase Q&A. Export to Azure DevOps Wiki or deploy via GitHub Actions to Pages.

Direct AI coding agents to create or update promptfoo evaluation suites with configs, prompts, tests, deterministic assertions, and provider setups following best practices. Streamline LLM eval coverage, regression debugging, and new eval matrix generation in JavaScript or Python projects using OpenAI or Anthropic models.

Implement Trail of Bits handbook security testing workflows: fuzz Rust, Python, C/C++, Ruby code with AFL++, libFuzzer, cargo-fuzz, Atheris; instrument AddressSanitizer; run static analysis via Semgrep, CodeQL; generate coverage reports, dictionaries, and bypass obstacles for vulnerability detection.

Provides 20 Chinese-language skills for Claude Code and compatible AI coding tools, enabling structured brainstorming, TDD, debugging, code review, git workflows, MCP server development, and multi-agent task execution with Chinese-language conventions for commits, documentation, and team communication.

Migrate Lodash code to es-toolkit in JavaScript and TypeScript projects by replacing imports and comparing APIs to shrink bundle sizes, get function recommendations matching your needs or code with imports examples and docs, and follow tailored setup guides for Node.js Bun Deno and browsers to optimize performance.

Automates 90+ Korean daily-life and business workflows — booking KTX/SRT/bus/train tickets, searching Coupang/Daangn/Naver Shopping, checking real estate/patent/legal/stock data, tracking parcels, monitoring reservations, and generating Korean-optimized text. All skills are pre-built and activated by natural-language queries in Korean.

Build, deploy, and manage the full Cloudflare platform — Workers, Durable Objects, AI agents, email, Zero Trust, and web performance — with skills for scaffolding projects, writing production code, managing infrastructure via Wrangler CLI and API, and auditing Core Web Vitals.

Query official Microsoft documentation, API references, and code samples for Azure, .NET, Microsoft 365, Windows, and Power Platform directly from the editor, enabling developers to look up concepts, verify SDK methods, troubleshoot errors, and create hybrid agent skills without leaving their workflow.

Automatically generate production-ready unit tests from source code files or snippets in JavaScript/TypeScript (using Jest, Vitest, or Mocha), Python (pytest), Java (JUnit 5), and Go. Auto-detects frameworks, covers happy paths, edge cases, boundaries, errors, and provides mocks for robust testing.

Build multi-language code graphs to map call graphs, attack surfaces, blast radius, taint propagation, privilege boundaries, and complexity hotspots for security audits. Visualize architecture with Mermaid diagrams, compare snapshots across git commits for evolution analysis, triage mutation testing survivors, generate crypto test vectors, diagram protocols, and project SARIF findings onto graphs.

Build and orchestrate advanced Claude Code agentic workflows by creating meta-prompts, subagents, hooks, MCP servers, slash commands, and skills; execute hierarchical plans, run autonomous coding loops, apply expert debugging and productivity frameworks like 5 Whys or Eisenhower Matrix, and audit components for compliance and quality.

Build, deploy, and run serverless web scrapers and automation scripts on Apify's platform, extract structured data from 15+ websites (Instagram, LinkedIn, Google Maps, etc.), integrate scraping into JavaScript/TypeScript/Python applications, and convert existing projects into scalable Apify Actors.

Automate complex browser workflows from natural language commands — navigate websites, extract data, fill forms, and run AI-powered UI tests, all without writing code.

Generate E2E test suites in JavaScript and automate testing for iOS/Android mobile apps on simulators/emulators using Appium, Detox, XCUITest, Espresso, or Maestro. Validate UI interactions, gestures, navigation, permissions, and platform behaviors.

Track real-time prices for cryptocurrencies, stocks, forex, and commodities from multiple exchange APIs and WebSockets. Set watchlists and alerts, export data to CSV/JSON, analyze trends with technical indicators, volume, patterns, and generate trading signals, forecasts, and recommendations.

Build, debug, secure, deploy, and scale production Notion API integrations using 32 guided Claude Code skills: query/filter databases, manage pages/blocks, handle auth/errors/rate limits, optimize caching/performance, migrate data, set up CI/CD/observability, and ensure enterprise RBAC/compliance in TypeScript/Python/Node.js.

Backtest crypto and stock trading strategies on historical data to compute performance metrics like Sharpe and Sortino ratios, maximum drawdowns, equity curves, and optimize parameters via grid search.

Build and optimize Next.js App Router apps: scaffold pages/layouts/components/API routes/server actions, implement authentication with Auth.js/Prisma/middleware, guide server/client components usage, and analyze/generate performance reports with recommendations.

Build interactive web UIs for MCP servers and Claude Desktop apps using guided Claude Code skills. Add UIs to existing servers via Apps SDK, convert web apps to hybrid MCP format with shared code and tool registration, create new apps from React/Vue/Svelte templates with Vite bundling, or migrate OpenAI Apps SDK projects.

Generate AI videos from text prompts or images using Kling AI API in Python. Build scalable production pipelines with async Redis queues, batch processing, rate limiting, webhooks, monitoring, cost controls, content filters, security audits, cloud storage uploads, and CI/CD integration.

Streamline end-to-end Obsidian plugin development and vault management: scaffold projects with TypeScript setups, implement UI views/events/data handling, optimize performance/security, establish local dev loops/CI/CD/release pipelines, migrate content, and troubleshoot errors using 24 specialized skills.

Configure and optimize mewt/muton mutation testing campaigns by scoping targets, tuning timeouts, and streamlining long-running tests for Rust, Go, TypeScript, and JavaScript codebases.

Generate interactive, deployment-ready API documentation from OpenAPI specs, existing codebases, or live endpoints. Produce runnable examples in curl/JS/Python/Go, authentication guides, error references, and versioning support for quick sharing on Vercel or Netlify.

Audit codebases with a security agent that scans for vulnerabilities like SQL injection, XSS, CSRF, auth flaws, insecure dependencies, and secrets; generates severity-rated reports including file locations, explanations, compliance checks, and code fixes with examples.

Monitor usage limits, reset times, and cost across multiple AI CLIs (Claude, Codex, Gemini, z.ai) from a unified terminal dashboard, with automatic recommendations for the CLI with most available capacity

Automate end-to-end Instantly.ai cold email campaigns via API v2: build sequences, import leads, launch outreach, monitor deliverability and analytics, handle errors and rate limits, deploy webhooks to Vercel or cloud platforms, manage enterprise RBAC, and optimize costs with TypeScript/Python skills.

Track crypto portfolios using real-time CoinGecko prices to compute P&L, allocations, risk metrics like Sharpe ratio, volatility, max drawdown, VaR, and correlations. Receive rebalancing recommendations, export data to JSON/CSV, and store positions in PostgreSQL for persistent monitoring and analysis.

Integrate Speak AI SDK into language learning apps: scaffold conversations and pronunciation assessments with real-time feedback, configure auth/security/compliance, deploy to Vercel/GCP/Docker with CI/CD, optimize costs/performance/rate limits, monitor metrics, and troubleshoot via diagnostics/runbooks.

Build, debug, optimize, secure, and deploy FireCrawl web scraping pipelines for LLM/RAG data ingestion: scrape/crawl sites to markdown/JSON, extract structured data, handle rate limits/errors, add monitoring/observability, scale with backoff/caching, and integrate into Node/Python apps from dev to production.

Automate OWASP Top 10 vulnerability scans and penetration testing on JavaScript, Python, and Java codebases using Semgrep, ESLint-security, Bandit, and dependency audits. Delegate comprehensive security audits to a specialized agent covering injections, XSS, CSRF, authentication flaws, access control, and misconfigurations.

Detect memory leaks in running Node.js, Python, and JVM apps by analyzing event listeners, closures, unbounded caches, and retained references. Scan codebases for patterns like unremoved listeners, uncancelled timers, circular references, and DOM holds, generating markdown reports with severity ratings, code locations, snippets, fixes, and prevention strategies.

Design, execute, and analyze load, stress, spike, soak, and endurance tests on APIs, web apps, and databases using k6, Artillery, JMeter, Locust, and autocannon. Identify bottlenecks, review metrics, and verify SLAs to optimize performance.

Audit and optimize web projects for Lighthouse scores, Core Web Vitals, WCAG 2.2 accessibility, technical SEO, performance bottlenecks, security best practices, and code quality using specialized agent skills that apply fixes with code examples.

Set up OpenRAG locally by assessing your environment, generating requirements and Docker/uvx configs, and verifying services at localhost:3000 and :5001/docs. Then integrate its SDK into Python or JavaScript/TypeScript apps via pip/npm/uv/yarn, configure env vars/API keys, and implement chat/search clients with code examples.

Build complete API authentication and authorization systems supporting JWT, OAuth2, API keys, sessions, MFA, RBAC, token refresh, validation, and brute-force protection. Generates models, middleware, and services for JavaScript/Node.js, Python, and Java backends.

Integrate OpenEvidence medical AI for clinical decision support in healthcare SaaS: run evidence-based queries, drug interactions, DeepConsult syntheses; automate auth setup, rate limiting, caching, RBAC, monitoring, CI/CD pipelines, Docker deploys, and production checklists in TypeScript/Node.js/Python projects.

Configure, troubleshoot, and optimize Sentry error tracking and performance monitoring across Node.js, Python, React/Next.js apps, CI/CD pipelines, and enterprise setups, including SDK installs, source maps, sampling, PII scrubbing, and incident response.

Generate tailored legal documents like NDAs, freelancer agreements, privacy policies, and terms of service by scanning websites or apps for data practices. Review contracts via multi-agent analysis for risks, compliance gaps (GDPR/CCPA), missing protections, plain-English summaries, and negotiation proposals. Audit sites for regulatory adherence with scored reports and remediation roadmaps.

Run interactive penetration tests on web apps and codebases: scan HTTP security headers for CSP/HSTS issues, audit npm/pip dependencies for vulnerabilities, analyze code for secrets/injections with bandit, get severity-prioritized findings, fix suggestions, and JSON reports.

Scan REST API code and endpoints for OWASP Top 10 vulnerabilities like injection, BOLA, broken auth, mass assignment, and rate limit issues. Run OWASP ZAP scans to detect misconfigurations and attack vectors, generating HTML reports, JSON findings, remediation guides, evidence, and Python regression tests.

Generate fast (<5min) smoke test suites in Jest-style JavaScript for critical paths like system health, authentication, and core features, then run them post-deployment via Playwright, curl, Bash scripts, or CI/CD to verify UI, APIs, and functionality.

Generate test reports by parsing JUnit XML, Jest JSON, pytest results, and coverage data into Markdown/HTML formats with metrics, failures, slowest tests, trends, and CI annotations. Aggregate results across frameworks for summaries and exports in HTML, PDF, or JSON.

Validate API responses against OpenAPI and JSON schemas to ensure contract compliance, detect schema drift, and verify data integrity. Generate JSON Schema definitions, Ajv validators, Express middleware, tests, docs, and monitoring directly in Node.js, Python, or Java workflows.

Optimize DeFi yield farming strategies across Ethereum, BSC, and Polygon by aggregating DeFiLlama APY data, assessing risks via TVL and audits, and generating portfolio allocations tailored to your capital, risk tolerance, duration, and preferences.

Audit authentication in JavaScript, Python, and Java web apps/APIs against OWASP/NIST standards—covering password hashing, JWT handling, sessions, OAuth flows, MFA, and account controls. Validate project setups by checking credentials, tokens, and config files for errors and compliance status.

Analyze test coverage reports from Jest/nyc, pytest, Go test, and JaCoCo across JavaScript, Python, Go, and Java projects to identify untested code paths, branch gaps, low-coverage files, enforce thresholds, and generate detailed reports with targeted test recommendations.

Generate k6, Artillery, wrk, or Gatling scripts for API load, stress, and soak tests to validate performance under configurable loads. Run tests locally to measure response times, throughput, error rates, scalability, and identify bottlenecks.

Scan your current codebase for security vulnerabilities using SAST on code, CVE detection in npm, pip, and composer dependencies, plus configuration issues. Receive a structured report with severity ratings, detailed findings, and remediation steps to fix them quickly.

Build and publish Chrome extensions with Manifest V3 while staying current with modern web development best practices, performance optimization, and new browser APIs

Orchestrate multi-agent coding workflows with context-aware task decomposition, parallel subtask execution, automated code review, and TDD test generation.

Scan cryptographic code for timing side-channel vulnerabilities like secret-dependent branches and divisions across Go, Rust, Java, Kotlin, C#, PHP, JS/TS, Python, and Ruby. Run constant-time analysis via skills or commands to get violation reports in JSON, with filters for warnings, architecture, and functions.

Automate an entire PRP workflow loop — plan, implement, debug, review, commit, and PR — using specialized agents that execute plans, investigate issues, run multi-aspect code reviews, and enforce a review gate on session stop.

Generate importable n8n workflow JSON files from natural language descriptions, designing complex automations with loops, branching, error handling, retries, notifications, AI content pipelines, lead qualification, document processing, and OpenAI/JavaScript integrations.

Build production Evernote API integrations in JavaScript/Node.js apps using guided skills for note CRUD/search/webhooks, OAuth auth, rate limit handling, error debugging, data migration/sync, CI/CD pipelines, Docker/cloud deployments (AWS/GCP/K8s), monitoring/security, and performance optimization.

Generate production Mistral AI code and configs in Claude Code for SDK setup/auth, chat completions/embeddings/RAG pipelines, error debugging/rate limits, security hardening/compliance, CI/CD testing with Vitest/GitHub Actions, Vercel/Docker/K8s deployment, cost/performance optimization, observability, and OpenAI migrations in TypeScript/Node/Python.

Initialize Firestore Admin SDK in Node.js projects with authentication, manage safe CRUD operations batch writes queries schema design data migrations indexes, generate validate production-ready security rules using least privilege and emulator testing, and optimize performance costs.

Set up end-to-end Langfuse LLM observability: trace calls via OpenAI/LangChain wrappers, evaluate prompts with scores/feedback, monitor costs/latency/security, integrate into CI/CD pipelines, deploy to Vercel/AWS/Docker, troubleshoot errors/migrations, and optimize for production scale in Node.js/Python apps.

Integrate Deepgram speech-to-text SDK into Node.js, TypeScript, or Python apps with production workflows for real-time streaming transcription, batch processing, diarization, cost optimization, security hardening, RBAC, Docker/Kubernetes deployment, CI/CD, monitoring, and migrations from AWS Transcribe or OpenAI Whisper.

Track institutional options flow and detect smart money movements or unusual activity in BTC/ETH markets on Deribit, OKX, and Bybit via API queries, analyzing positioning and sentiment for any symbol or market-wide with customizable params like timeframe and min-premium.

Use Claude to manage Granola AI meeting notes workflows end-to-end: automate installations and upgrades, integrate with GitHub/Linear/Slack via Zapier for action items, optimize costs/performance/security, export data, troubleshoot issues, and deploy enterprise setups with RBAC/observability.

Automate Linear issue tracker integration in TypeScript/Node.js apps: manage full issue lifecycles, handle webhooks and GraphQL queries, optimize rate limits/performance, link to CI/CD deployments, secure auth/RBAC, sync/backup data, and debug/monitor API usage across dev/prod environments.