DOOM Video Game Captcha In JavaScript

Category: Javascript , Recommended | June 3, 2021
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Last Update:June 3, 2021


DOOM Video Game Captcha In JavaScript


A DOOM captcha library that completes captcha verification by killing a specified number of enemies.

In addition, users can also type the cheat code IDDQD to complete the captcha.

How to use it:

1. Insert the DOOM captcha into your HTML form.

<form action="">
  Your Email
  <input name="email">
  <script src="script.js"></script>
  <button type="submit">Unsubscribe</button>

2. Available parameters to config the DOOM captcha.

  • sound: Sound on/off
  • countdown: Countdown on/off
  • label: Captcha text
  • enemies: Number of enemies
<script src="script.js" sound="on" countdown="on" label="Captcha" enemies="4"></script>



  • FIX preload images

    FIX image position fit

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