1134 Claude Code skills tagged Javascript. Browse all programming language-related skills in the open ClaudSkills registry — free to install, one-click via the desktop app.
Showing top 200 of 1134 skills, ranked by quality score.
Predicts the highest-impact next action for your project by running a 5-agent meta-DAG pipeline. Gathers project signals automatically (git, recent files, port-daddy, CLAUDE.md), t
engineering
Audit technical SEO across crawlability, indexability, security, URLs, mobile, Core Web Vitals, structured data, JavaScript rendering, and related platform signals like robots.txt
growth
This skill should be used when the user asks to 'research package', 'package intel', 'what does [npm-pkg] do', 'add package to knowledge graph', 'enrich [pkg]', when adding depends
science
origin/main からの diff に影響するパッケージだけを turbo の依存グラフ越しに typecheck + test する。CLAUDE.md の「変更後は pnpm typecheck && pnpm test」を高速化する。明示呼び出し限定
general
Detect Single Responsibility Principle (SRP) violations using multi-dimensional analysis. Use when reviewing code for "SRP", "single responsibility", "god class", "doing too much",
engineering
Audit a Node.js project's installed npm dependency tree for known CVEs by wrapping the npm audit JSON output and emitting findings in the canonical penetration-tester schema. Detec
security
Automates Apple Reminders using JavaScript for Automation (JXA). Use when asked to "create reminders programmatically", "automate reminder lists", "JXA Reminders scripting", or "ma
content
Use when bundling JavaScript/TypeScript code with Bun's fast bundler. Covers building for different targets, tree-shaking, code splitting, and optimization strategies.
tools
Primary tool for all code navigation and reading in supported languages (Rust, Python, TypeScript, JavaScript, Go, Java, Scala, SQL). Use instead of Read, Grep, and Glob for findin
engineering
ESLint, Prettier, and StyleLint configuration standards for JavaScript code quality and formatting, including flat config setup, rule management, and build integration
engineering
JavaScript project structure, package.json configuration, dependency management, and Maven integration standards for consistent project setup and builds
engineering
Jest unit testing standards covering configuration, test structure, testing patterns, and coverage requirements
engineering
JSDoc documentation standards for JavaScript functions, classes, modules, and web components
engineering
Scan a source tree for dynamic-code-execution APIs that an attacker can hijack: Python eval / exec / compile, JavaScript eval / Function() / setTimeout(string), Ruby eval / instanc
security
Scan a source tree for unsafe-by-default deserialization APIs: Python pickle.loads / cPickle / shelve / dill, Ruby Marshal.load / YAML.load (pre-3.1 default), Java ObjectInputStrea
tools
Validates that version strings in Dockerfiles match package.json dependencies and constraints. Use when updating Docker base images, Node.js versions, pnpm versions, turbo versions
engineering
Control and interact with a live browser session on any scraped page — click buttons, fill forms, navigate flows, and extract data using natural language prompts or code. Use when
engineering
Expert-level JavaScript development with modern ES2024+ features, Node.js, npm ecosystem, and best practices
engineering
Generate dead code detection configuration for loom plan verification across Rust, TypeScript, Python, Go, and JavaScript. Use when adding code quality checks to acceptance criteri
engineering
Enterprise integration solutions using SAP Integration Suite on BTP. Covers Cloud Integration (iFlows), API Management, Event Mesh, Edge Integration Cell, Integration Advisor, Trad
engineering
SAP Analytics Cloud (SAC) Custom Widget development. Use when building custom visualizations, extending SAC with Web Components, or creating Widget Add-Ons. Covers JSON metadata, J
security
Recherche dans la documentation officielle Anime.js pour créer des animations JavaScript. Utiliser quand l'utilisateur a besoin d'aide avec anime.js pour des animations, timelines,
engineering
Analyze environment variables in JavaScript/TypeScript projects. Identifies unused variables, infers permission scopes, detects specific services (Stripe, AWS, Supabase), and docum
security
AWS SAM and AWS CDK deployment for serverless applications. Triggers on phrases like: use SAM, SAM template, SAM init, SAM deploy, CDK serverless, CDK Lambda construct, NodejsFunct
engineering
Debug the running Claudette Tauri app by executing JavaScript in the webview and reading results back. Inspect Zustand store state, trace state changes, monitor sessions long-term,
engineering
根据代码改动智能选择并执行本地静态检查（checkstyle / style-checks / static-analysis-checks / functional-test-checks / npm-lint），与用户确认后运行，失败时自动分析并修复，最多重试 3 次。Use when: 本地检查、静态检查、checkstyle、pmd、spotbugs
tools
This skill creates a Dapr workflow application from a diagram. Use this skill when the user provides a workflow image (PNG, JPG, JPEG, GIF, WebP) or a BPMN 2.0 XML file (.bpmn, .bp
engineering
Stellar dApp / frontend development. Covers the JavaScript stellar-sdk (browser + Node.js), Freighter wallet, Stellar Wallets Kit (multi-wallet), Wallet Standard, smart accounts wi
engineering
Universal dependency installer that auto-detects the project's package manager (uv, bun, npm, yarn, pnpm, cargo, go, bundler, brew) and runs the correct install command for dev, gl
tools
Use when adding an interactive UI component that requires client-side JavaScript - creates a framework island with hydration strategy.
engineering
Look up CE.SDK Vanilla JavaScript reference docs, guides, and configuration pages.
engineering
Storybook の story が指す Figma node-id が広すぎる/古い場合に、対象コンポーネントに対応する正しい子 node-id を解決して story の Figma URL を更新する。「Figma と story の紐付け直して」「figma の node 絞り込んで」「story の design URL 古い」と言われた時に使用
engineering
Find which files import a TypeScript/JavaScript module using ts-morph for accurate Webpack resolution
tools
Extract clean markdown from any URL, including JavaScript-rendered SPAs. Use this skill whenever the user provides a URL and wants its content, says "scrape", "grab", "fetch", "pul
engineering
Design a dataLayer schema for a website — generate JavaScript push snippets for e-commerce, form, and custom events, then wire matching GTM data layer variables for each field.
engineering
OSS の深いハッカーニュースを収集して一件ずつ丁寧に解説する。 JavaScript/React/Next.js の internals、TC39、V8、fiber/scheduler、 transpilation、bytecode、memory model、JIT など "Secrets of the JavaScript Ninja" 級の好奇心トピッ
engineering
Install the Intercom Messenger on a website or web application with secure JWT-based identity verification. Generates backend and frontend code for React, Next.js, Vue.js, Angular,
engineering
Jenkins UI and frontend development — Jelly views, Design Library components, form controls, help files, JavaScript integration, and XSS prevention. Use this skill when writing con
security
Add OAuth2 credential support to an existing n8n node — creates the credential file, updates the node, adds tests, and keeps the CLI constant in sync. Use when the user says /node-
engineering
Audit npm packages for publishing quality, cross-OS compatibility, type declarations, build config, security, and CI/CD — produces a scored report with actionable fixes
tools
SafetyMails platform help — bulk email verification (up to 2M emails, 19-step algorithm), real-time API validation (JavaScript embed for forms), Email Finder (B2B corporate lookup)
sales
Tuemilio platform help — early-access waitlist and pre-launch validation tool with a built-in viral referral loop, leaderboards, white-labeled subscriber dashboards, and email mark
sales
Expert SurrealDB 3 skill. Use when working with SurrealDB, SurrealQL queries, multi-model data modeling (document, graph, vector, time-series, geospatial), schema design, graph tra
security
Automate browsers with Puppeteer CLI scripts and persistent sessions. Use for screenshots, performance analysis, network monitoring, web scraping, form automation, JavaScript debug
engineering
Use when creating or improving repository-wide Copilot instructions, especially for monorepos, pnpm workspaces, package boundaries, build/test commands, and shared technical contex
general
This skill should be used when the user asks to "update dependencies", "update npm packages", "bump dependencies", "upgrade node packages", "check for outdated packages", "update p
general
Run Python (ruff) and JavaScript (Biome) linting.
engineering
Port, translate, or migrate source code from one programming language to another using a structured pipeline: inventory → translate → evaluate → fix, looping until 100% accuracy. S
engineering
Node.js 의존성 안전 업데이트. 「npm 패키지 업데이트해줘」「Node.js 의존성 업데이트」등으로 기동.
engineering
Esperto di HTML-JS Card per Home Assistant Lovelace. Usa quando devi creare card con HTML, CSS e JavaScript inline: variabili hass/entities/card, hass-update event, callService, sh
engineering
Write tests for WordPress themes and plugins. Covers PHPUnit for PHP, Jest for JavaScript, and Cypress for E2E testing. Use when adding tests, fixing failing tests, or setting up t
engineering
End-to-end PBR material authoring in Blender. Principled BSDF setup with physically valid parameters, texture map import with correct color spaces, normal-map chain, baking (high-t
engineering
Write JavaScript code in the style of Dan Abramov, co-creator of Redux and React core team member. Emphasizes predictable state management, composition over inheritance, and develo
engineering
Build or Refactor Rails views, partials, and templates into clean, maintainable code. Use when views have inline Ruby logic, deeply nested partials, jQuery or legacy JavaScript, he
engineering
Creates, edits, and manages Power Pages Server Logic files — server-side JavaScript that runs securely on the Power Pages runtime. Orchestrates the full lifecycle: gathering requir
engineering
Add shadcn/ui components via pnpm dlx, then normalize generated Tailwind color classes to Scaffa theme tokens
general
Write, debug, and optimize Adobe Illustrator automation scripts using ExtendScript (JavaScript/JSX). Use when creating or modifying scripts that manipulate documents, layers, paths
engineering
Technical implementation guide for AEM Edge Delivery blocks - DOM manipulation, decoration patterns, and JavaScript best practices. Use when implementing block functionality after
engineering
Browser automation for AI agents via inference.sh. Navigate web pages, interact with elements using @e refs, take screenshots, record video. Capabilities: web scraping, f — from bg
science
Browser automation for AI agents via inference.sh. Navigate web pages, interact with elements using @e refs, take screenshots, record video. Capabilities: web scraping, f — from bg
science
Browser automation for AI agents via inference.sh. Navigate web pages, interact with elements using @e refs, take screenshots, record video. Capabilities: web scraping, f — from bg
science
Browser automation for AI agents via inference.sh. Navigate web pages, interact with elements using @e refs, take screenshots, record video. Capabilities: web scraping, f — from bg
science
Browser automation for AI agents via inference.sh. Navigate web pages, interact with elements using @e refs, take screenshots, record video. Capabilities: web scraping, f — from bg
science
Browser automation for AI agents via inference.sh. Navigate web pages, interact with elements using @e refs, take screenshots, record video. Capabilities: web scraping, f — from bg
science
Browser automation for AI agents via inference.sh. Navigate web pages, interact with elements using @e refs, take screenshots, record video. Capabilities: web scraping, f — from bg
science
Expert JavaScript developer specializing in modern ES2023+ features, asynchronous programming, and full-stack development. Masters both browser APIs and Node.js ecosystem with emph
engineering
Telemetry and observability patterns for AI agent systems. Structured multi-transport logging, OpenTelemetry traces/spans through action gates, crash diagnostics, ultra-low-overhea
engineering
用于任何「运行/执行/评估代码」的请求（如 run this code、execute script、用 Python 画图、跑代码/画图/执行脚本）。通过 AgentBay SDK 创建 code_latest 沙箱，调用 run_code 执行并返回结果。支持 Python、JavaScript、R、Java。
engineering
Browser automation for AI agents via inference.sh. Navigate web pages, interact with elements using @e refs, take screenshots. Capabilities: web scraping, form filling, c — from ai
science
Optimize personal website and web portfolio discoverability, crawlability, metadata, structured data, content usefulness, and AI-readable signals. Use when the user asks about port
growth
AgentQL is TinyFish's web automation and extraction toolkit that layers a natural-language query system on top of live sites. Its Python and JavaScript SDKs integrate with Playwrig
tools
Development conventions and patterns for Ai_Movara. JavaScript project with freeform commits.
engineering
Install and configure the Algolia JavaScript v5 client with proper API key management. Use when setting up a new Algolia integration, configuring Application ID and API keys, or in
engineering
Expert in generative art, creative coding, and mathematical visualizations using p5.js and JavaScript.
engineering
Generates LLM-optimized code context with function call graphs, side effect detection, and incremental updates. Processes JavaScript/TypeScript codebases to create compact semantic
engineering
Perform static analysis of malicious PDF documents using peepdf, pdfid, and pdf-parser to extract embedded JavaScript,
engineering
Analyzes malicious PDF files using PDFiD, pdf-parser, and peepdf to identify embedded JavaScript, shellcode,
security
Use the NoxHub CLI to search, install, update, and publish agent skills from noxhub.noxsoft.net. Use when you need to fetch new skills on the fly, sync installed skills to latest o
tools
Advanced JavaScript animation library skill for creating complex, high-performance web animations.
engineering
Anthony Fu's opinionated tooling and conventions for JavaScript/TypeScript projects. Use when setting up new projects, configuring ESLint/Prettier alternatives, monorepos, library
tools
Use when need to bypass Cloudflare protection, scrape websites with anti-bot measures, render JavaScript pages, or simulate real browser behavior for web scraping
engineering
Modern JavaScript/TypeScript development with Bun runtime. Covers package management, bundling, testing, and migration from Node.js. Use when working with Bun, optimizing — from ov
engineering
Comprehensive JavaScript reference covering 33+ essential concepts every developer should know. From fundamentals like primitives and closures to advanced patterns like a — from le
engineering
Comprehensive software architecture skill for designing scalable, maintainable systems using ReactJS, NextJS, NodeJS, Express, React Native, Swift, Kotlin, Flutter, Postg — from en
engineering
Build Slack apps using the Bolt framework across Python, JavaScript, and Java. Covers Block Kit for rich UIs, interactive components, slash commands, event handling, OAut — from si
engineering
TypeScript and JavaScript expert with deep knowledge of type-level programming, performance optimization, monorepo management, migration strategies, and modern tooling. U — from mi
engineering
AnyRobot 前端开发核心指南：提供 JavaScript + React + shadcn/ui 开发的精简实用规范和最佳实践。 当用户需要前端开发指导、组件开发或项目结构建议时触发。 本技能提供实际可用于项目开发的核心代码示例和开发指南。
engineering
Use when writing Apex that validates, extracts, or transforms strings with Pattern/Matcher or String regex methods. Covers catastrophic backtracking, 1M char input cap, anchored vs
engineering
Apify SDK is the official JavaScript SDK for building Actors, crawlers, and data extraction workflows on Apify. It gives agents a structured way to run scraping jobs, store outputs
tools
ApostropheCMS is a full-stack Node.js CMS that combines in-context editing for content teams with headless flexibility for developers. It is a strong fit when teams want live-page
engineering
Generates production-grade Appium mobile automation scripts for Android and iOS in Java, Python, or JavaScript. Supports real device and emulator testing locally and on TestMu AI c
engineering
Expert in AppleScript and JavaScript for Automation (JXA) for macOS system scripting. Specializes in secure script execution, application automation, and system integration. HIGH-R
engineering
Instrument browser/web apps with the Application Insights JavaScript SDK (@microsoft/applicationinsights-web). Use for Real User Monitoring (RUM) — page views, clicks, AJAX/fetch d
engineering
Use jscodeshift when an agent needs AST-based JavaScript or TypeScript codemods for bulk migrations, API rewrites, and large refactors with reviewable diffs.
engineering
Help with ArcGIS Maps SDK for JavaScript authentication and access configuration. Use for API key setup, OAuth, browser-safe configuration, and choosing the right access model for
engineering
Streaming ZIP and TAR archive creation for agent release packaging. node-archiver streaming API, append files/directories, compression levels, progress events, and integrity verifi
engineering
Use this when: save this page for later, archive websites before they disappear, my bookmarks are disorganized, prevent link rot, set up ArchiveBox, build a personal knowledge base
content
AST-based code reading, analysis, and mutation for AI agents. JavaScript AST parsing with espree/acorn, AST-to-code generation with escodegen, large-source string editing with magi
tools
Statically scan agent-generated JavaScript and shell scripts for dangerous patterns using AST analysis (acorn/swc). Detect eval(), process.env access, dynamic require(), child_proc
engineering
Astro is a modern web framework for building content-driven websites. It ships zero JavaScript by default, supports multiple UI frameworks (React, Vue, Svelte, Solid), and provides
content
Expert in asynchronous programming patterns across languages (Python asyncio, JavaScript/TypeScript promises, C# async/await, Rust futures). Use for concurrent programming, event l
engineering
Master asynchronous JavaScript patterns including callbacks, promises, async/await, event loop mechanics, and real-world async patterns.
engineering
Universal coding standards and best practices for TypeScript, JavaScript, React, and Node.js. Use when: writing code, reviewing code quality, establishing conventions. Focuses on m
engineering
Analyse and shrink JavaScript bundle size for any web app. Auto-detects bundler (Vite, Webpack, Rollup, esbuild, Next.js, Turbopack). Runs a production build with bundle analysis,
science
Use when reviewing a Dependabot (or similar) dependency-bump PR — npm/pnpm minor/patch group bumps or GitHub Actions SHA bumps — and you need to do a supply-chain audit before appr
security
Complete guide for CloudBase Auth using the CloudBase Node SDK – caller identity, user lookup, custom login tickets, and server-side best practices.
general
Automate detection and removal of duplicate files/functions in TypeScript, JavaScript, and Python projects. Safely refactor imports, validate with tests, and deploy changes with ze
engineering
Creates and manages CloudWatch alarms using the AWS SDK for JavaScript v3 (@aws-sdk/client-cloudwatch). Configures metric math expressions, composite alarms, and SNS notification r
engineering
Runs CloudWatch Logs Insights queries via AWS SDK for JavaScript v3. Analyzes Lambda cold starts, API Gateway latency, and ECS container logs. Generates anomaly detection alarms wi
engineering
Manages AWS CodePipeline stages and actions using AWS SDK for JavaScript (CodePipeline, CodeBuild, CodeDeploy APIs). Automates blue-green deployments and cross-account pipeline con
engineering
AWS SDK for JavaScript v3 development patterns. Use when writing JavaScript or TypeScript code that uses AWS services via @aws-sdk/* packages (aws-sdk-js-v3), or when asked about s
tools
Build translation applications using Azure Translation SDKs for JavaScript (@azure-rest/ai-translation-text, @azure-rest/ai-translation-document). Use when implementing text transl
content
Azure AI Voice Live SDK for JavaScript/TypeScript. Build real-time voice AI applications with bidirectional WebSocket communication.
engineering
Operate Azure Kubernetes Service with an adversarial production posture. Use for AKS architecture sanity checks, upgrade safety, node-pool strategy, workload identity, network poli
engineering
Build applications using Azure App Configuration SDK for JavaScript (@azure/app-configuration). Use when working with configuration settings, feature flags, Key Vault references, d
ads
Azure Cosmos DB JavaScript/TypeScript SDK (@azure/cosmos) for data plane operations. Use for CRUD operations on documents, queries, bulk operations, and container management.
engineering
Build event streaming applications using Azure Event Hubs SDK for JavaScript (@azure/event-hubs). Use when implementing high-throughput event ingestion, real-time analytics, IoT te
engineering
Authenticate to Azure services using Azure Identity SDK for JavaScript (@azure/identity). Use when configuring authentication with DefaultAzureCredential, managed identity, service
engineering
Manage cryptographic keys using Azure Key Vault Keys SDK for JavaScript (@azure/keyvault-keys). Use when creating, encrypting/decrypting, signing, or rotating keys.
engineering
Manage secrets using Azure Key Vault Secrets SDK for JavaScript (@azure/keyvault-secrets). Use when storing and retrieving application secrets or configuration values. — from engin
engineering
Connect to Azure Database for PostgreSQL Flexible Server from Node.js/TypeScript using the pg (node-postgres) package.
engineering
Build messaging applications using Azure Service Bus SDK for JavaScript (@azure/service-bus). Use when implementing queues, topics/subscriptions, message sessions, dead-letter hand
engineering
Azure Blob Storage JavaScript/TypeScript SDK (@azure/storage-blob) for blob operations. Use for uploading, downloading, listing, and managing blobs and containers.
engineering
Azure File Share JavaScript/TypeScript SDK (@azure/storage-file-share) for SMB file share operations.
engineering
Azure Queue Storage JavaScript/TypeScript SDK (@azure/storage-queue) for message queue operations. Use for sending, receiving, peeking, and deleting messages in queues.
engineering
Comprehensive expertise for Azure Static Web Apps including architecture, configuration, API integration with Azure Functions, authentication, routing, deployment, and CI/CD. Use w
engineering
Build real-time messaging applications using Azure Web PubSub SDKs for JavaScript (@azure/web-pubsub, @azure/web-pubsub-client). Use when implementing WebSocket-based rea — from en
engineering
Generates Babel configuration for JavaScript transpilation in tests. Creates babel.config.js file.
engineering
Generate Babel configuration files for JavaScript/TypeScript transpilation with presets and plugins. Triggers on "create babel config", "generate babel configuration", "babel setup
engineering
Language- and framework-specific implementation templates for Python (FastAPI + SQLAlchemy), TypeScript/JavaScript (Node.js + Express/TypeORM), and C# (.NET Core). Includes domain
engineering
Modern Node.js backend stack: NestJS/Hono, Drizzle ORM, Vitest, TypeScript. Use when: building Node.js APIs, TypeScript backends, or serverless functions. Triggers: "nestjs", "node
engineering
Fast unit testing framework for TypeScript/JavaScript. Use for testing tRPC procedures, Zod schemas, utility functions, and any TypeScript code. Built on Vite with native ESM, Type
tools
Extracts resources and JavaScript from any installed Electron app (`.asar` bundle), restoring original sources from `.js.map` files when available or formatting minified code with
tools
Use for writing JavaScript/TypeScript code with the Base44 SDK in EXISTING projects. Triggers: user wants to implement features, build functionality, or write code using Base44; co
engineering
Create SEO-rich content posts on a Brilliant Directories (BD) website. Use when the user wants to populate or grow their BD site with event posts, job listings, property listings,
growth
Better Auth TypeScript/JavaScript authentication library. Use when implementing auth in Next.js, React, Express, or any TypeScript project. Covers email/password, OAuth — from bett
engineering
Better Auth TypeScript/JavaScript authentication library. Use when implementing auth in Next.js, React, Express, or any TypeScript project. Covers email/password, OAuth — from bett
engineering
Use when formatting JavaScript/TypeScript code with Biome's fast formatter including patterns, options, and code style management.
tools
Biome is a high-performance Rust-based toolchain for JavaScript, TypeScript, JSX, JSON, CSS, and GraphQL that unifies formatting and linting in a single tool. With 97% Prettier com
tools
Use when applying Biome's linting capabilities, rule categories, and code quality enforcement to JavaScript/TypeScript projects.
engineering
Покрывает локализацию Bitrix — Bitrix\Main\Localization\Loc, языковые файлы lang/<код>/, loadMessages, плейсхолдеры в getMessage, Context::getCulture() и форматы культур, JS-локали
general
Comprehensive Blazor development expertise covering Blazor Server, WebAssembly, and Hybrid apps. Use when building Blazor components, implementing state management, handling routin
engineering
Generate a new AEM Edge Delivery Services block from a natural-language description. Produces the JavaScript file with a decorate() function, a scoped CSS file, example document ma
tools
Automated testing guidance for custom AEM Edge Delivery Services blocks. Analyzes block JavaScript and CSS for common issues including missing null checks, unscoped CSS selectors,
engineering
Scrape blog posts via RSS feeds (free, no API key) with Apify fallback for JS-heavy sites. Use when you need to monitor competitor blogs, track industry content, or aggregate blog
growth
Fetch Blogspot/Blogger content via JSON Feed API instead of scraping JS-rendered pages. Use when the user mentions a blogspot.com or blogger.com URL, wants to read or extract conte
content
JavaScript boolean-string coercion trap — "false" is truthy, JSON.parse or strict comparison required
product
Use only for Bricks Builder-specific questions about elements, hooks, schema, controls, templates, styling, dynamic content, setup, or integrations when the local Bricks Academy pr
engineering
Scrape structured data with Bright Data Scraping Browser using Playwright/Puppeteer. Use when scraping JavaScript-rendered pages, SPAs, or sites requiring browser interaction. Trig
engineering
Minimal Chrome DevTools Protocol tools for browser automation and scraping. Use when you need to start Chrome, navigate pages, execute JavaScript, take screenshots, or in — from Pr
engineering
Minimal Chrome DevTools Protocol tools for browser automation and scraping. Use when you need to start Chrome, navigate pages, execute JavaScript, take screenshots, or in — from en
engineering
Capture content from JavaScript-rendered pages, login-protected sites, and multi-page documentation using Playwright MCP tools or Claude Chrome extension. Use when WebFetch fails o
content
Debug client-side issues using browser developer tools. Identify JavaScript errors, styling issues, and performance problems in the browser.
engineering
Browser automation for documentation discovery. Use when curl fails on JS-rendered sites, when detecting available browser tools, or when configuring browser-based documentation co
general
Defines target browser versions for CSS autoprefixing and JavaScript transpilation. Generates .browserslistrc configuration file.
engineering
Use n8n-MCP when an agent needs structured access to n8n nodes, properties, operations, and template examples while designing or debugging workflows, instead of guessing from raw d
engineering
BullMQ is the fastest, most reliable Redis-based distributed queue for Node.js, Python, Elixir, and PHP. It provides priority queues, rate limiting, delayed jobs, parent-child depe
engineering
Fast, modern JavaScript/TypeScript development with the Bun runtime, inspired by [oven-sh/bun](https://github.com/oven-sh/bun).
engineering
Modern JavaScript/TypeScript development with Bun runtime. Covers package management, bundling, testing, and migration from Node.js. Use when working with Bun, optimizing — from ov
engineering
Evaluate JavaScript at bundle time and inline results. Use when optimizing compile-time code generation, embedding files, inlining environment variables, or executing code during t
engineering
Bun package manager commands (install, add, remove, update), workspaces, lockfiles, npm/yarn/pnpm migration. Use for dependency management with Bun.
tools
Bun runtime patterns and best practices. Package management, bundling, testing, scripts. Use when working with Bun as the JavaScript runtime.
engineering
Expert guide for Bun JavaScript/TypeScript runtime. Use when building, testing, or deploying applications with Bun / Panduan ahli untuk runtime JavaScript/TypeScript Bun. Digunakan
engineering
Analyze and optimize JavaScript bundle size, identify large dependencies, and improve load times. Use when bundles are large, investigating performance issues, or optimizing fronte
engineering
Analyzes JavaScript bundle sizes, identifies large dependencies, and suggests optimizations for webpack, vite, rollup. Use when user asks to "analyze bundle", "optimize bundle size
tools
Monitor JavaScript bundle size and execution performance. Use when tracking bundle size, identifying large chunks, or optimizing load performance.
engineering
Reduce JavaScript and CSS bundle sizes through code splitting, tree shaking, and optimization techniques. Improve load times and overall application performance.
engineering
Bridge Bunyan structured JSON logs to syslog and centralized log aggregators. bunyan-syslog stream, log level mapping, RFC5424 structured data, and dual-write (file + syslog) audit
engineering
How to write idiomatic assertions with the Bupkis assertion library for TypeScript and JavaScript
engineering
Bumper ASSET_VERSION i js/config.js og opdaterer alle ?v=... query-strings i index.html samt eventuelle inline JS-imports. Brug AUTOMATISK når der er ændringer i CSS-filer, lazy-lo
general
Optimiser les performances backend. Utiliser quand les temps de réponse sont dégradés ou pour ajouter node-cache.
engineering
Production caching patterns and memory efficiency laws from 5 repos. In-memory TTL caches, unified KV interfaces, LRU eviction math, consistent hashing for distributed load, and GC
engineering
Appliquer des stratégies de cache. Utiliser quand on optimise avec node-cache (backend) ou React.memo (frontend).
engineering
Call the Tauri v2 frontend from Rust via the event system, channels, and JavaScript evaluation. USE WHEN emitting events from Rust to the webview, streaming data over IPC channels,
engineering
Runs Canva monorepo validation commands - pnpm fin, taz check, pnpm test, a11y storybook tests, typechecking, linting, and dependency fixes. Run before committing/pushing. Use when
general
CapRover is a self-hosted Platform-as-a-Service that automates Docker, Nginx, and LetsEncrypt to deploy applications and databases with minimal configuration. It provides a web GUI
engineering
Node.js and EBAC practice workflow for Carni-mvp. Use for app.js, package.json, axios, dotenv, CommonJS, Node validation, Dockerized npm flows, and evolving the project from EBAC b
engineering
An ASE skill built around the official Cartesia JavaScript SDK for text-to-speech and voice API workflows. It is a strong fit for agents that need programmatic voice generation, lo
content
Universal coding standards, best practices, and patterns for TypeScript, JavaScript, React, and Node.js development. — from engineering/engineering-misc
engineering
CCXT cryptocurrency trading library. Use for cryptocurrency exchange APIs, trading, market data, order management, and crypto trading automation across 150+ exchanges. Supports Jav
security
CCXT cryptocurrency exchange library for TypeScript and JavaScript developers (Node.js and browser). Covers both REST API (standard) and WebSocket API (real-time). Helps install CC
engineering
Use when installing, initializing, updating, querying, or operating Chaos Substrate in any Rust, Solidity, TypeScript, JavaScript, or Python repository; includes Markdown/MDX and P
product
Checkly CLI lets agents define, test, and deploy synthetic monitoring from a JavaScript or TypeScript codebase. It is especially useful when monitoring should live next to Playwrig
tools
Cheerio is a long-running Node.js library for parsing and manipulating HTML and XML with a jQuery-like API. It is widely used in scraping, extraction, and content transformation pi
general
Control Chrome browser programmatically using chrome-devtools-mcp. Use when user asks to automate Chrome, debug web pages, take screenshots, evaluate JavaScript, inspect network re
engineering
Browser automation, debugging, and performance analysis using Puppeteer CLI scripts. Use for automating browsers, taking screenshots, analyzing performance, monitoring ne — from en
engineering
Use when a task needs Chrome DevTools from the shell: automate a live Chrome browser with `chrome-devtools`, inspect accessibility snapshots and UIDs, click/fill/navigate pages, ev
product
Browser automation, debugging, and performance analysis using Puppeteer CLI scripts. Use for automating browsers, taking screenshots, analyzing performance, monitoring ne — from ma
engineering
JavaScript/Node.js memory leak debugging via Chrome DevTools MCP. Heap snapshot workflow (baseline→target→final), memlab analysis, common leak patterns (detached DOM, closures, unb
engineering
Browser automation, debugging, and performance analysis using Puppeteer CLI scripts. Use for automating browsers, taking screenshots, analyzing performance, monitoring ne — from en
engineering
Browser automation, debugging, and performance analysis using Puppeteer CLI scripts. Use for automating browsers, taking screenshots, analyzing performance, monitoring ne — from ma
engineering
CI/CD caching optimizer for dependency caching, Docker layer caching, and build speed improvements. Activate on: CI cache, build speed, dependency caching, Docker layer cache, turb
engineering
Run and interpret pnpm lint, pnpm typecheck, pnpm build, and pnpm format in a Turborepo monorepo; diagnose CI-style failures; propose minimal diffs; and deliver a fix plan, files t
engineering
Use the ClawdHub CLI to search, install, update, and publish agent skills from clawdhub.com. Use when you need to fetch new skills on the fly, sync installed skills to latest or a
tools
Use the ClawHub CLI to search, install, update, and publish agent skills from clawhub.com. Use when you need to fetch new skills on the fly, sync installed skills to late — from kb
tools
Extract and structure any web page into clean JSON. Returns text, tables, prices, contacts, hours, ratings, dates, links, and images. Handles JavaScript-rendered SPAs and bot-block
engineering
Read any website or search Google, even when sites block bots or are geo-restricted. Handles CAPTCHAs, JavaScript rendering, and anti-bot protection server-side via resid — from di
growth
Read any website or search Google, even when sites block bots or are geo-restricted. Handles CAPTCHAs, JavaScript rendering, and anti-bot protection server-side via resid — from di
growth
Perform a "hard reset" of the development environment. Use when dependencies are corrupted, lockfiles are out of sync, or environment tools (Trunk/pnpm) are in an inconsistent stat
product
Clerk’s JavaScript backend SDK gives agents a real server-side interface for auth and user management. It is useful for verifying sessions, fetching users, issuing invitations, and
tools
SKILL.md files, not affiliated with, endorsed by, or sponsored by Anthropic.