video-downloader

Download videos and extract MP3 audio from over 1000 websites using yt-dlp.

121|19|Updated Jan 21, 2026
One-click install
npx skills add https://github.com/isjiamu/jiamu-skills --skill video-downloader-isjiamu
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: video-downloader
Source: https://github.com/isjiamu/jiamu-skills/tree/main/video-downloader
Command: npx skills add https://github.com/isjiamu/jiamu-skills --skill video-downloader-isjiamu

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires yt-dlp, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill allows users to download videos from a vast array of websites, extract audio, and manage video quality, solving the common need for offline video access and content repurposing.

Core Features & Use Cases

  • Universal Downloading: Supports over 1000 websites including YouTube, Bilibili, Twitter/X, and TikTok.
  • Format & Quality Control: Download in various resolutions (up to 4K) and extract audio as MP3.
  • Use Case: A user wants to download a tutorial video from YouTube for offline viewing or to extract the audio from a podcast episode shared on Bilibili.

Quick Start

Use the video downloader skill to download the video from the provided URL.

Frequently Asked Questions about video-downloader

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I download videos from YouTube and Bilibili for offline viewing?

You can download videos from YouTube and Bilibili by providing the video URL. The tool utilizes yt-dlp to fetch content from over 1000 websites, supporting resolutions up to 4K for offline access.

Can I extract audio to MP3 from a podcast on Bilibili?

Yes, you can extract audio to MP3 from a Bilibili podcast. The tool supports audio-only extraction, allowing you to isolate and save audio tracks from supported video links.

Does the video downloader support downloading subtitles along with the video?

Yes, the video downloader supports subtitle downloads. When fetching content from supported sites, you can configure it to retrieve available subtitle files alongside the video.

How do I handle authentication for downloading private videos?

To download private videos requiring authentication, you can use browser cookies. The tool handles platform-specific authentication by utilizing your existing browser cookie data.

What should I do if a video download is not working or fails to start?

If a video download is not working, the tool provides built-in troubleshooting for common download issues. You can also ensure your browser cookies are correctly configured for authentication.

Do I need yt-dlp to download videos from over 1000 sites?

Yes, yt-dlp is the core dependency required. It powers the universal downloading capability, enabling content saving and format control across supported platforms.