Gistr Extension summarizes YouTube videos, extracts key moments, and creates AI-powered playlists—all with one click.

Latest Version

Version
0.1.0
Update
February 11, 2025
Size
1.84MiB
Developer
gistr.so
Category
Users
10
Rating
5 ★
Manifest Version
3
Web Store Status
Languages Support
English
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Permissions
ActiveTab
SidePanel
Tabs
Cookies
Storage
WebRequest
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Gistr: Highlight key moments and extract insights from YouTube videos Extension

Gistr is an AI-powered YouTube extension that helps you extract key insights, summarize videos, and organize knowledge effortlessly. Whether you want to save important clips, generate AI-powered summaries, or explore video transcripts and chapters, Gistr ensures you never lose valuable information from YouTube.

While the extension provides powerful summarization and best moments extraction within YouTube, you can unlock even more advanced features on the Gistr website, including a Notion-like editor, AI-powered insights, and enhanced content management for organizing and refining your video insights.

🎯 Key Features of Gistr
📌 Save & Organize YouTube Videos with One Click
On every YouTube video page, you’ll find a “Save to Gistr” button below the video. Clicking it opens a modal where you can log in (only required the first time). Once logged in, you can create a new collection or choose an existing one to store your insights.

📝 AI-Powered Video Summaries
Gistr automatically generates structured summaries of videos, helping you quickly grasp the main points. The summary is stored in your selected collection, allowing for easy review anytime.

🎬 Highlight & Capture Key Moments
With the “Highlight the Best Moments” feature, Gistr intelligently extracts the most insightful or engaging parts of a video. These highlighted clips allow for quick recaps without watching the entire video again.

▶️ Play as a Playlist or Select Individual Clips
You can either:
✅ Play all highlighted moments as a seamless playlist for a quick recap.
✅ Select specific clips to replay only the most useful parts.

📜 Transcript & Chapter Navigation
Gistr provides the full transcript of YouTube videos so you can read along and understand the content better.

Transcript View: Click the transcript icon in the top-right corner to open a modal with the full video transcript.
Chapters View: Switch to the chapters tab to see a structured breakdown of the video’s sections for easier navigation.
📝 Advanced Note-Taking & Content Management (via Gistr Website)
While the extension focuses on summarization and clip management, you can use Gistr’s full suite of features on the website. The Gistr web platform includes:

✅ Notion-like Note Editor – Write, edit, and organize video insights in a flexible editor.
✅ AI-Powered Insights – Ask AI to extract deeper meanings from video content.
✅ Rich Knowledge Management – Create collections, organize research, and enhance productivity.

For a more powerful experience, visit Gistr.so and unlock all features.

🚀 How to Use Gistr
Step 1: Install the Gistr Extension
Download and install the Gistr Chrome Extension from the Chrome Web Store.
Pin the extension to your browser for easy access.
Step 2: Log in to Gistr
Open any YouTube video page.
Click the “Save to Gistr” button below the video.
A modal will open asking you to log in to Gistr.
Log in via Gistr.so (only required once).
Step 3: Save the Video to Gistr
After logging in, choose a collection or create a new collection for the video.
Click “Create Thread” to save the video inside Gistr.
Step 4: Generate AI-Powered Summary
Once saved, Gistr will automatically generate a summary of the video.
This summary will be stored inside the chosen collection.
Step 5: Highlight Key Moments from the Video
Below the summary, click “Highlight the Best Moments”.
Gistr will analyze the video and extract the most important clips.
Step 6: Play Individual clip or Click on play all moments
You can play all highlighted moments as a playlist or select individual clips to replay specific insights.
when you're watching a clip, Gistr will display the transcript of the specific moment.
Step 7: View Full Video Transcript & Chapters
Click the transcript icon in the top-right corner to open the full transcript of the video.
Switch to the chapters tab to navigate through different sections of the video.
Step 8: Access & Edit Your Notes on Gistr Website
Visit Gistr.so to access all your saved videos and notes.
Use the Notion-like editor to refine and organize your insights.

🚀 Coming Soon to Gistr
We’re constantly improving Gistr Extension! Upcoming features include:

In-Extension Note Editing – Edit notes directly within the browser extension.
AI Chat for Deeper Video Insights – Ask AI follow-up questions about any video.
More Advanced Knowledge Organization – Enhanced tools for research and content management.
Stay tuned for new updates and enhancements! 🚀
Read more

Source Manifest.json

{
"update_url": "https://clients2.google.com/service/update2/crx",
"manifest_version":3,
"name":"Gistr: Highlight key moments and extract insights from YouTube videos",
"description":"Gistr Extension summarizes YouTube videos, extracts key moments, and creates AI-powered playlists\u2014all with one click.",
"version":"0.1.0",
"icons":{"16":"icon/16x16.png",
"32":"icon/32x32.png",
"48":"icon/48x48.png",
"96":"icon/96x96.png",
"128":"icon/128x128.png"},
"permissions":["activeTab",
"sidePanel",
"tabs",
"cookies",
"storage",
"webRequest"],
"host_permissions":["https://gistr.so/*",
"https://youtube.com/*"],
"background":{"service_worker":"background.js"},
"action":{"default_title":"Default Popup Title",
"default_popup":"popup.html"},
"side_panel":{"default_path":"sidepanel.html"},
"content_scripts":[{"matches":["*://*.dev.digital-garden.nudgepixels.com/*",
"*://*.gistr.so/*",
"*://dev.digital-garden.nudgepixels.com/*",
"*://gistr.so/*"],
"js":["content-scripts/gistr.js"]},{"matches":["*://*.youtube.com/*",
"*://youtube.com/*"],
"run_at":"document_end",
"js":["content-scripts/youtube.js"]}],
"web_accessible_resources":[{"resources":["content-scripts/gistr.css"],
"matches":["*://*.dev.digital-garden.nudgepixels.com/*",
"*://*.gistr.so/*",
"*://dev.digital-garden.nudgepixels.com/*",
"*://gistr.so/*"]},{"resources":["content-scripts/youtube.css"],
"matches":["*://*.youtube.com/*",
"*://youtube.com/*"]}]}
Read more

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