Video downloader skill

Downloads videos and audio from YouTube, Bilibili, Twitter, and other platforms using yt-dlp. Supports quality selection, format conversion, and audio extraction.From its SKILL.md

Install

npx -y skills add smarks26/video-downloader-skill

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SKILL.md

2.4 KB, 585 tokens by cl100k_base, as published. Nobody here has run it

Video Downloader Skill

This skill downloads content from major video platforms by invoking the scripts/video_download.py script.

When to Use

Use this skill when the user's intent is to download, save, or grab online video or audio. Common trigger commands include:

"Download this Bilibili video..."
"Extract audio from this YouTube video and convert it to MP3."
"Save this Twitter video in 1080p."
"Can I download the video from this link?"

Command Structure

python3 scripts/video_download.py "<URL>" [OPTIONS]

Core Parameters

Parameter	Short	Description	Default
`--output`	`-o`	Specify output directory	Current directory
`--quality`	`-q`	Set video quality (`best`, `1080p`, `720p`...)	`best`
`--format`	`-f`	Set video format (`mp4`, `webm`, `mkv`)	`mp4`
`--audio-only`	`-a`	Download audio only and convert to MP3	Off
`--cookies`	`-c`	Specify Cookies file for authentication	None

Usage Examples

Basic Download (Best Quality, MP4)

python3 scripts/video_download.py "https://www.youtube.com/watch?v=dQw4w9WgXcQ"

Download Bilibili Video with Specific Quality

python3 scripts/video_download.py "https://www.bilibili.com/video/BV1xx411c7mD" -q 1080p

Extract Audio Only

python3 scripts/video_download.py "https://www.youtube.com/watch?v=..." -a

Download using Cookies

python3 scripts/video_download.py "<URL>" -c /path/to/cookies.txt

Supported Platforms

This skill uses yt-dlp under the hood and theoretically supports numerous sites supported by it, including but not limited to:

YouTube
Bilibili
Twitter / X
Vimeo
Facebook
TikTok

Notes

Dependencies: The script automatically handles the installation of yt-dlp, no manual intervention required.
Filenames: Downloaded filenames are automatically generated based on the video title.
Playlists: By default, only single videos are downloaded; playlists are not processed.

What ships with it: 2 files

14.6 KB alongside SKILL.md, 1 of them executable

scripts/

video_download.pyruns11.2 KB

README.md3.4 KB