Regex Checker

Regex Checker

This extension uses regular expressions to find important elements on webpages.

What is Regex Checker?
Regex Checker is a Chrome extension that uses regular expressions to find and highlight important text on webpages. It offers both automatic and manual modes of operation, allowing users to customize the search criteria. Automatic mode uses default regular expressions, while manual mode allows users to enter custom expressions.
By: Unknown
Users: 85 ▲ 1
Rating: 5.00 (1)
Version: (Last updated: 2017-12-09)
Creation date: 2017-12-09
Risk impact: Low risk impact
Risk likelihood: Very low risk likelihood
Manifest version: 2
  • activeTab
Size: 90.21K
Stats date:

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Not available on Edge
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Regex Checker uses regular expressions to find important elements on webpages. The extension finds important text on webpages and highlights.

There are 2 modes of operation: manual and automatic.


  • In automatic mode, a list of default regular expressions are used to parse the page and highlight important elements.
  • The user can add or remove expressions from the current search criteria.


  • In manual mode, the user enters a custom regular expression along with flags.
Risk impact

Regex Checker is relatively safe to use as it requires very minimum permissions.

Risk likelihood

Regex Checker has earned a good reputation and can be trusted.

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