extension ExtPose

zwBlocker (delisted)

CRX id


Description from extension meta

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

Image from store zwBlocker
Description from store 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.

Latest reviews

  • (2021-06-02) dj: 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

Latest issues

  • (2019-01-11, v:1.0.1) Not working on Win 10 Chrome
    I was excited to find an extension like this, but it's not working! It read a page that had 56 zwc's, but when I selected the entire article, not a single warning popped up. Is it only for Macs?


59 history
0.0 (0 votes)
Last update / version
2018-04-17 / 1.0.1
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