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composiohq/youtube-downloader

Descarga videos de YouTube con opciones personalizables de calidad y formato. Usa esta habilidad cuando el usuario pida descargar, guardar o obtener videos de YouTube. Admite varios ajustes de calidad (mejor, 1080p, 720p, 480p, 360p), múltiples formatos (mp4, webm, mkv) y descargas solo de audio como MP3.

¿Qué es youtube-downloader?

Esta habilidad, 'composiohq/youtube-downloader', permite a un agente de IA descargar videos de YouTube según las instrucciones del usuario. Es útil para tareas comunes como guardar contenido multimedia localmente para visualización offline, extraer pistas de audio como MP3 o descargar videos en calidades específicas (desde la mejor disponible hasta 360p) y formatos populares (mp4, webm, mkv). La habilidad funciona como una herramienta integrada en plataformas como Claude Code, Cursor o Codex, invocando comandos o scripts subyacentes que interactúan con la API de YouTube o bibliotecas como yt-dlp. El agente utiliza esta habilidad para procesar solicitudes del usuario en lenguaje natural de manera transparente, manejando la configuración de descarga sin que el usuario necesite recordar parámetros técnicos específicos.

Compatible con~Claude Code~Codex CLI~Cursor
npx skills add https://github.com/composiohq/awesome-claude-skills/tree/main/skills/youtube-downloader
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Documentación

¿Qué hace youtube-downloader?

Descarga videos de YouTube con opciones personalizables de calidad y formato. Usa esta habilidad cuando el usuario pida descargar, guardar o obtener videos de YouTube. Admite varios ajustes de calidad (mejor, 1080p, 720p, 480p, 360p), múltiples formatos (mp4, webm, mkv) y descargas solo de audio como MP3.

Cómo funciona

La habilidad utiliza herramientas subyacentes (como yt-dlp o bibliotecas similares) para acceder a la URL del video de YouTube proporcionada por el usuario. Una vez obtenida la URL, aplica la configuración solicitada:

  • Calidad: Puedes especificar best (mejor calidad), 1080p, 720p, 480p o 360p.
  • Formato: Elige entre mp4, webm o mkv.
  • Audio: Si solo se necesita el audio, se puede descargar como mp3.

Uso básico

Cuando el usuario solicite una descarga, responde invocando la herramienta youtube-downloader. Por ejemplo:

Usuario: Descarga el video de YouTube en https://youtube.com/watch?v=ejemplo en 720p y formato mp4.
Agente: Usando la herramienta youtube-downloader...

Opciones disponibles

ParámetroValoresDescripción
urlURL válida de YouTubeEl enlace del video a descargar.
qualitybest, 1080p, 720p, 480p, 360pCalidad deseada del video.
formatmp4, webm, mkvFormato del archivo de salida.
audioOnlytrue, falseSi es true, descarga solo el audio como MP3.

Ejemplos de comandos

Suponiendo que la herramienta se ejecuta mediante un comando CLI o integración de API:

# Descargar con la mejor calidad en mp4
download-youtube --url "https://youtube.com/watch?v=ejemplo" --quality best --format mp4

# Descargar solo el audio como MP3
download-youtube --url "https://youtube.com/watch?v=ejemplo" --audioOnly true

# Descargar en baja calidad para ahorrar espacio
download-youtube --url "https://youtube.com/watch?v=ejemplo" --quality 360p --format webm

Notas

  • Asegúrate de que la URL proporcionada sea válida y accesible.
  • La descarga respeta los términos de servicio de YouTube; se recomienda usarla solo para contenido propio o con permiso.
  • Si no se especifica la calidad, se usará best por defecto.
  • El formato predeterminado es mp4 si no se indica.

Individual skills in this repo

This repo contains 20 individual skills — each has its own dedicated page.

composiohq/artifacts-builder

Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.

composiohq/brand-guidelines

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.

composiohq/canvas-design

Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.

composiohq/changelog-generator

Automatically creates user-facing changelogs from git commits by analyzing commit history, categorizing changes, and transforming technical commits into clear, customer-friendly release notes. Turns hours of manual changelog writing into minutes of automated generation.

composiohq/competitive-ads-extractor

Extracts and analyzes competitors' ads from ad libraries (Facebook, LinkedIn, etc.) to understand what messaging, problems, and creative approaches are working. Helps inspire and improve your own ad campaigns.

composiohq/connect

Connect Claude to any app. Send emails, create issues, post messages, update databases - take real actions across Gmail, Slack, GitHub, Notion, and 1000+ services.

composiohq/connect-apps

Connect Claude to external apps like Gmail, Slack, GitHub. Use this skill when the user wants to send emails, create issues, post messages, or take actions in external services.

composiohq/content-research-writer

Assists in writing high-quality content by conducting research, adding citations, improving hooks, iterating on outlines, and providing real-time feedback on each section. Transforms your writing process from solo effort to collaborative partnership.

composiohq/developer-growth-analysis

Analyzes your recent Claude Code chat history to identify coding patterns, development gaps, and areas for improvement, curates relevant learning resources from HackerNews, and automatically sends a personalized growth report to your Slack DMs.

composiohq/domain-name-brainstormer

Generates creative domain name ideas for your project and checks availability across multiple TLDs (.com, .io, .dev, .ai, etc.). Saves hours of brainstorming and manual checking.

composiohq/file-organizer

Intelligently organizes your files and folders across your computer by understanding context, finding duplicates, suggesting better structures, and automating cleanup tasks. Reduces cognitive load and keeps your digital workspace tidy without manual effort.

composiohq/image-enhancer

Improves the quality of images, especially screenshots, by enhancing resolution, sharpness, and clarity. Perfect for preparing images for presentations, documentation, or social media posts.

composiohq/internal-comms

A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).

composiohq/invoice-organizer

Automatically organizes invoices and receipts for tax preparation by reading messy files, extracting key information, renaming them consistently, and sorting them into logical folders. Turns hours of manual bookkeeping into minutes of automated organization.

composiohq/langsmith-fetch

Debug LangChain and LangGraph agents by fetching execution traces from LangSmith Studio. Use when debugging agent behavior, investigating errors, analyzing tool calls, checking memory operations, or examining agent performance. Automatically fetches recent traces and analyzes execution patterns. Requires langsmith-fetch CLI installed.

composiohq/lead-research-assistant

Identifies high-quality leads for your product or service by analyzing your business, searching for target companies, and providing actionable contact strategies. Perfect for sales, business development, and marketing professionals.

composiohq/mcp-builder

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

composiohq/meeting-insights-analyzer

Analyzes meeting transcripts and recordings to uncover behavioral patterns, communication insights, and actionable feedback. Identifies when you avoid conflict, use filler words, dominate conversations, or miss opportunities to listen. Perfect for professionals seeking to improve their communication and leadership skills.

composiohq/raffle-winner-picker

Picks random winners from lists, spreadsheets, or Google Sheets for giveaways, raffles, and contests. Ensures fair, unbiased selection with transparency.

composiohq/skill-creator

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

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