YouTube Video Summarizer

A Firefox extension that automatically fetches the transcript of any YouTube video, sends it to an LLM summarizer via Open WebUI, and displays a concise summary in a sleek, draggable, and resizable window. Perfect for quickly grasping the essence of long videos!

Table of Contents

• Features
• Installation
• Usage
• Options
• Development
• License

Features

• Automatic Transcript Extraction:
  Detects YouTube video pages and automatically clicks the "Show transcript" button.

• LLM-based Summarization:
  Sends the transcript to an LLM summarizer endpoint and displays the summary.

• Sleek Summary Window:
  Draggable, resizable, and remembers your last position and size.

• Refresh Summary:
  Includes a refresh button (⟳) to re-request a new summary if needed.

• Customizable Domain:
  (Optional) Specify your own Open WebUI domain via the options page.

• SPA Navigation Handling:
  Automatically re-summarizes when navigating to a new video without a full page reload.

Installation

1. Clone or Download the Repository

   git clone https://github.com/Daylend/AnotherSummarizer.git

2. Load the Extension in Firefox

   • Open Firefox and go to about:debugging.
   • Click "This Firefox".
   • Click "Load Temporary Add-on…" and select the manifest.json file from your repository folder.

3. The extension should now be active. Visit any YouTube video page (URLs containing /watch) to see it in action.

Usage

• Automatic Summarization:
  When you open a YouTube video page, the extension automatically fetches the transcript, summarizes it using the LLM endpoint, and displays the summary in a floating window.

• Refresh Summary:
  If you feel the summary isn’t accurate, click the refresh button (⟳) in the summary window's header to request a new summary.

• Moving and Resizing:
  Drag the header to move the window. Use the resize handle at the bottom-right to adjust its size.

• Hiding the Transcript:
  Once the transcript is grabbed, the extension automatically hides the transcript panel so you only see the summary.

Options

Access the extension options to configure:

• API Key: Your API key for the Open WebUI summarizer endpoint.
• Open WebUI Domain: The base URL for your local Open WebUI instance.

To open the options page, either right-click the extension icon and select Options or find it in the Firefox Add-ons manager.

Development

• Manifest Version: Uses Manifest V3.
• Content Scripts: Injected on all YouTube pages; listens for SPA navigation events.
• Drag & Resize: Implements custom functionality for a draggable and resizable summary window.
• State Persistence: Remembers the last window position and size using browser storage.

Building and Testing

1. Make changes to the source code.
2. Reload the extension in Firefox via about:debugging to see your changes.
3. Check the browser console for any debugging output.

License

This project is licensed under the MIT License.

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