Tutorial pages

Anti Captcha browser automation tutorials

1. Start from scratch and submit the form with Recaptcha v2 using NodeJS.

  • Set up NodeJS and Webstorm IDE in freshly installed Ubuntu OS.
  • Install and import anticaptchaofficial and puppeteer npm modules.
  • You will learn how to submit this the form with Recaptcha with NodeJS script.
  • Learn how to write a puppeteer script which opens Chromium in background mode and navigates to a page.
  • Learn how to take a screenshot of a page and save it on a disk.
  • Learn how to use CSS selectors to fill text fields in a form.
  • Learn how to solve Recaptcha v2, fill hidden textarea #g-recaptcha-response, and submit the form.
  • Notes on extending your knowledge of Javascript ES6 and NodeJS.
Source code
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2. Submit form with Recaptcha v2 using the callback function.

  • You will learn how to submit this the form with Recaptcha with NodeJS script.
  • Learn the difference between a hidden textarea and a callback approach.
  • Learn how to properly search javascript 'grecaptcha.render' call.
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3. Submit form with Recaptcha v2 with obfuscated code and an anonymous callback function.

  • You will learn how to submit this the form with Recaptcha with NodeJS script.
  • Learn how to debug an obfuscated javascript code.
  • Learn how to extract and use anonymous function body.
  • Get idea of javascript scopes.
  • Learn how to insert your javascript code on the form.
  • Learn how to serve static files from a local server using NodeJS.