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Get your first crawler running directly in your browser.

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1. Install the Extension

Coming Soon to the Chrome Web Store.
  1. Download the latest crawlstack.crx from our releases.
  2. Open Chrome and navigate to chrome://extensions.
  3. Enable Developer Mode (top right toggle).
  4. Drag and drop the .crx file anywhere onto the extensions page.
  5. Click Add extension when prompted.

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2. Create Your First Crawler

Open the Crawlstack Dashboard by clicking the extension icon, then:
  1. Click + New Crawler.
  2. Set the Start URL to https://books.toscrape.com/.
  3. Paste this extraction script: 
    const books = document.querySelectorAll('article.product_pod');
const items = Array.from(books).map(book => ({
  id: book.querySelector('h3 a').href,
  data: {
    title: book.querySelector('h3 a').title,
    price: book.querySelector('.price_color').innerText
  }
}));

await runner.publishItems(items);
  4. Click Save.

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3. Run & View Data

  1. Click the Run button.
  2. Crawlstack will open the page in the background and execute the script.
  3. Click the Items tab to see your data live.

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Next Steps

Scripting API

Learn how to handle pagination and complex data.

Public API

Access your browser programmatically via HTTP.