Find and notify the user of zero-width unicode characters.

  • zwBlocker
  • zwBlocker
This extension was removed from Chrome Web Store on 2023-08-22
Users: 59
Rating: 3.00 (1)
Version: 1.0.1 (Last updated: 2018-04-17)
Creation date: 2018-04-17
Risk impact: Moderate risk impact
Risk likelihood: High risk likelihood
Manifest version: 2
  • tabs
  • activeTab
  • storage
  • notifications
Size: 79.22K
Stats date:

Other platforms

Not available on Firefox
Not available on Edge
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Any text that you copy can include hidden characters that might be used to track you. This extension helps identify these hidden characters.

How to use:

  1. The extension icon will display the number of zero-width characters on the page.

  2. A warning will appear if you select text containing zero-width characters.

  3. Click "more" in the warning notification to get a safe version of the text.

User reviews
It detects zero width spaces but does not get the accurate count on page or show you if the characters are in text you highlighted. For instance the wikipedia page for zero width characters has only two zero width characters counted
by dj dj, 2021-06-02
View all user reviews
Risk impact

zwBlocker may not be safe to use and it requires some risky permissions. Exercise caution when installing this extension. Review carefully before installing.

Risk likelihood

zwBlocker may not be trust-worthy. Avoid installing if possible unless you really trust this publisher.

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Promo images
zwBlocker small promo image
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