youtube-downloader
Download YouTube videos with quality presets. Use for: download youtube, yt download, video download, youtube to whatsapp, youtube mp3.
- Installs
- 86
- Last 24h
- —
- Trending rank
- —
- Security
- Not audited
Install
Works with every agent the skills CLI supports.
npx skills add https://github.com/aviz85/claude-skills-library --skill youtube-downloader- 01
Install
Run the command in your project. The CLI asks which agents to install for.
- 02
Describe the task
Ask your agent for something this skill covers. It loads youtube-downloader automatically when relevant.
- 03
Review the result
The agent follows the SKILL.md steps, scripts and references bundled with the skill.
SKILL.md
The instructions your agent reads when the skill is triggered.
YouTube Video Downloader
First time? If
setup_complete: falseabove, run./SETUP.mdfirst, then setsetup_complete: true.
Download YouTube videos with quality control, optimized for sharing on WhatsApp and other platforms.
Requirements
This skill requires Python to be installed on your system.
- Python 3.9+ (required)
- yt-dlp (
pip install yt-dlp) - ffmpeg (for audio extraction)
First time setup? Read SETUP.md for detailed installation instructions for Windows, macOS, and Linux.
Quick Start
cd ~/.claude/skills/youtube-downloader/scripts
# Download for WhatsApp (144p, small file)
python download.py "https://www.youtube.com/watch?v=VIDEO_ID" --quality whatsapp
# Download standard quality (480p)
python download.py "https://www.youtube.com/watch?v=VIDEO_ID" --quality standard
# Download high quality (720p)
python download.py "https://www.youtube.com/watch?v=VIDEO_ID" --quality high
# Download best quality available
python download.py "https://www.youtube.com/watch?v=VIDEO_ID" --quality best
# List available formats
python download.py "https://www.youtube.com/watch?v=VIDEO_ID" --list
Quality Presets
| Preset | Resolution | Max Size | Use Case |
|---|---|---|---|
whatsapp | 144p | ~10MB | WhatsApp sharing (default) |
standard | 480p | ~50MB | General use |
high | 720p | ~100MB | Good quality |
best | Best available | Varies | Maximum quality |
Options
| Option | Description |
|---|---|
--quality / -q | Quality preset (whatsapp/standard/high/best) |
--output / -o | Output directory (default: current dir) |
--list / -l | List available formats without downloading |
--audio-only / -a | Extract audio only (MP3) |
Examples
# Download and send to WhatsApp
python download.py "https://youtube.com/watch?v=xxx" -q whatsapp
# Then use WhatsApp skill to send
# Download to specific folder
python download.py "https://youtube.com/watch?v=xxx" -o ~/Downloads
# Audio only (for podcasts/music)
python download.py "https://youtube.com/watch?v=xxx" --audio-only
WhatsApp Size Limits
- 16MB: Direct video sharing limit
- 2GB: Document sharing limit (preserves quality)
For videos over 16MB, either:
- Use lower quality preset
- Send as document (not video)
FAQ
What does the youtube-downloader skill do?
Download YouTube videos with quality presets. Use for: download youtube, yt download, video download, youtube to whatsapp, youtube mp3.
How do I install youtube-downloader?
Run npx skills add https://github.com/aviz85/claude-skills-library --skill youtube-downloader in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/youtube-downloader/ (personal) or .claude/skills/youtube-downloader/ (project).
Which AI agents can use youtube-downloader?
Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.
Is youtube-downloader safe to install?
No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.
Who maintains youtube-downloader?
It is published by aviz85 in aviz85/claude-skills-library. It has 86 recorded installs.
More from aviz85/claude-skills-library
html-to-pdf
aviz85/claude-skills-library
Convert HTML to PDF with pixel-perfect rendering and excellent Hebrew/RTL support. Use when the user asks to 'convert HTML to PDF', 'generate PDF from HTML', 'create PDF from webpage', 'export to PDF', or needs PDF generation with Hebrew text support.
youtube-uploader
aviz85/claude-skills-library
Upload videos to YouTube with title, description, tags. Use for: youtube upload, publish video, share on youtube.
gh-pages-deploy
aviz85/claude-skills-library
Deploy static or interactive frontend content to GitHub Pages using gh CLI. Use when the user wants to publish, share, or make accessible any HTML/CSS/JS content - including demos, prototypes, visualizations, landing pages, portfolios, documentation, interactive tools, games, or any browser-based project. Activate whenever content needs to be publicly viewable via URL, not just when "website" is explicitly mentioned.
presentation-architect
aviz85/claude-skills-library
Open the skill to read its SKILL.md instructions.
music-generator
aviz85/claude-skills-library
Generate AI music with ElevenLabs Music API. Use for: background music, soundtracks, jingles, theme songs, instrumental tracks, AI music composition.
wordpress-publisher
aviz85/claude-skills-library
Publish posts to WordPress. Use for: publish blog post, upload to WordPress, פרסם בבלוג.
Popular media & creative skills
hyperframes
heygen-com/hyperframes
Read first to make, edit, animate or render any video with HyperFrames (HTML rendered to video), including launch films, explainers, music videos, charts, maps, vertical clips, title cards, captions and overlays. Holds the render contract, the work loop and what each kind of video needs.
media-use
heygen-com/hyperframes
Get or make any media for a HyperFrames video - music, sound effects, images, icons, logos, voiceover, avatar and generated video, transcripts, cutouts, colour grades and looks - with HeyGen or free local tools, and mix placed audio. Also for footage that looks dark, flat or dull, or should be stylized or hidden.
hyperframes-registry
heygen-com/hyperframes
About 450 ready-made HyperFrames blocks and components installed as editable source - transitions, overlays, titles, kinetic type, captions, charts, map overlays, 3D, camera moves. Use it before hand-building any named visual (CRT scanlines, glitch, film grain, a chart); also for hyperframes add and catalog.
hyperframes-creative
heygen-com/hyperframes
Non-animation creative direction for HyperFrames videos. Use for design spec (frame.md / design.md) handling, palettes, typography, narration, beat planning, audio-reactive visuals, composition patterns, and brand / style decisions. For atomic motion patterns and scene blueprints, use hyperframes-animation.
ai-video-generation
101-skills/superpowers
Generate AI videos with Google Veo, Seedance 2.0, HappyHorse, Wan, Grok and 40+ models via inference.sh CLI. Models: Veo 3.1, Veo 3, Seedance 2.0, HappyHorse 1.0, Wan 2.5, Grok Imagine Video, OmniHuman, Fabric, HunyuanVideo. Capabilities: text-to-video, image-to-video, reference-to-video, video editing, lipsync, avatar animation, video upscaling, foley sound. Use for: social media videos, marketing content, explainer videos, product demos, AI avatars. Triggers: video generation, ai video, text to video, image to video, veo, animate image, video from image, ai animation, video generator, generate video, t2v, i2v, ai video maker, create video with ai, runway alternative, pika alternative, sora alternative, kling alternative, seedance, happyhorse
ai-image-generation
101-skills/superpowers
Generate AI images with GPT-Image-2, FLUX, Gemini, Grok, Seedream, Reve and 50+ models via inference.sh CLI. Models: GPT-Image-2, FLUX Dev LoRA, FLUX.2 Klein LoRA, Gemini 3 Pro Image, Grok Imagine, Seedream 4.5, Reve, ImagineArt. Capabilities: text-to-image, image-to-image, inpainting, LoRA, image editing, upscaling, text rendering. Use for: AI art, product mockups, concept art, social media graphics, marketing visuals, illustrations. Triggers: flux, image generation, ai image, text to image, stable diffusion, generate image, ai art, midjourney alternative, dall-e alternative, text2img, t2i, image generator, ai picture, create image with ai, generative ai, ai illustration, grok image, gemini image, gpt image, openai image, chatgpt image