universal-video-analyzer

Extract metadata, transcripts, and comments from online videos and summarize content.

Updated Feb 25, 2026
One-click install
npx skills add https://github.com/zbl91555/openclaw --skill universal-video-analyzer
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: universal-video-analyzer
Source: https://github.com/zbl91555/openclaw/tree/main/skills/universal-video-analyzer
Command: npx skills add https://github.com/zbl91555/openclaw --skill universal-video-analyzer

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill automates the complex process of extracting, translating, and summarizing video content from multi-platform sources, saving users time and effort.

Core Features & Use Cases

  • Metadata and Transcript Extraction: Automatically fetches video details, subtitles, and comments from YouTube and Bilibili.
  • Multilingual Support and Summarization: Translates transcripts and generates concise summaries or detailed analyses for educational, research, or content review purposes.
  • Use Case: A researcher can quickly gather key insights from a YouTube playlist or Bilibili anthology, then generate a summarized report suitable for study or presentation.

Quick Start

Ask the AI to analyze a YouTube video link to extract and summarize its key points quickly.

Frequently Asked Questions about universal-video-analyzer

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

FAQPage Schema
How do I extract transcripts and comments from a YouTube or Bilibili video?

To extract transcripts and comments from a YouTube or Bilibili video, you need a tool that automates fetching video details and subtitles. This Skill performs that extraction, pulling metadata, transcripts, and comments directly from online videos for your research or content curation.

Do I need yt-dlp and ffmpeg to download video subtitles and metadata?

Yes, you need yt-dlp and ffmpeg to download media and process subtitles. These dependencies are required for the Skill to fetch video metadata, extract transcripts, and handle media processing tasks across platforms like YouTube and Bilibili.

Can I batch process a YouTube playlist or Bilibili anthology for summarization?

Yes, you can batch process a YouTube playlist or Bilibili anthology for summarization. The Skill supports batch processing and playlist analysis, allowing you to gather key insights and generate summarized reports across multiple videos efficiently.

What is the best way to translate and summarize multilingual video transcripts?

The best way to translate and summarize multilingual video transcripts is using an AI-driven extraction tool. This Skill translates extracted transcripts and generates concise summaries or detailed analyses suitable for educational and research purposes.

Does video transcript extraction work for both research and content curation tasks?

Yes, video transcript extraction works for both research and content curation tasks. By extracting metadata and comments, then summarizing or translating the content, the Skill facilitates efficient content understanding for study, presentations, or review.