Free & Open-source AI Youtube Summarizer – Quickvid

Discover QuickVid: a free and open-source solution for fast, accurate YouTube video summaries. Save time and stay informed.

Quickvid is a free, open-source AI-powered web app that summarizes YouTube videos.

The app analyzes video content using Whisper, GPT, LangChain, and Supabase and generates concise summaries that capture the essence of the videos.

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This can save you time by allowing you to quickly grasp the key points of any YouTube video without watching the entire thing.

How It Works:

Quickvid is built as a Next.js application using the shadcn/ui template kit.

It utilizes ytdl-core to download YouTube videos as audio files, which are then stored and served using Supabase Storage, an Amazon S3 alternative.

OpenAI’s Whisper API performs speech-to-text conversion on the audio files and then generates transcripts.

LangChain processes these transcripts using its Summarization Chain, which divides the text into smaller chunks and summarizes them effectively.

How to Deploy QuickVid Locally

1. Clone the repo from GitHub:

git clone

2. Navigate to the project directory and install the necessary dependencies using your preferred package manager:

cd quickvid

# Yarn
$ yarn install

$ npm install

$ pnpm install

3. Set the necessary environment variables:


4. Start the application with:

# Yarn
$ yarn run dev

$ npm run dev

$ pnpm run dev

5. Now, visit http://localhost:3000 in your browser to use QuickVid!

Deploying QuickVid as a Docker App

1. After cloning the repository and setting up as previously described, build the Docker image:

docker build -t quickvid .

2. create a file named .env.local and add the following lines, replacing the placeholders with your Supabase project details:


3. Start the application within a Docker container using:

docker run -p 3000:3000 --env-file .env.local quickvid

4. Again, access QuickVid at http://localhost:3000 in your browser.

Using QuickVid:

1. Open the Quickvid app and enter the URL of the YouTube video you want to summarize. Alternatively, visit the official demo to try it without local deployment.

QuickVid AI Youtube Summarizer Enter URL

2. Select your preferred AI model (GPT-4, GPT-3.5, Llama 3, Mixtral, etc) from the dropdown. The default is GPT-3.5-turbo-16k.

QuickVid AI Youtube Summarizer Select Model

3. Click the Summarize button and let the AI work its magic. For example, I used QuickVid to summarize a 20-minute video about the 2024 Porsche Macan Turbo. Within seconds, I had a concise summary covering the technical specifications, interior and exterior features, and battery details, saving me a significant chunk of time.

The video introduces the Porsche Macan EV launch in the south of France, focusing on technical specifications and comparisons with the internal combustion model. The Macan EV is based on a dedicated EV platform, sharing the PPE architecture with Audi, featuring a 100 kWh battery with 95 kWh usable capacity. Both the Macan 4 and Macan Turbo offer all-wheel drive with rear-wheel drive architecture, with pricing ranging from under $80,000 to over $125,000. The Macan Turbo boasts over 600 horsepower, while the Macan 4 has around 400 horsepower. Details on suspension, air ride, rear steer, aerodynamics, and charging capabilities are discussed. The interior design, usability, and driving experience are highlighted, emphasizing the luxury customization options and sports car-like performance. The video concludes by praising the Macan EV for its luxury features, driving dynamics, and potential to redefine electric vehicles in the luxury car market.

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