Colorless for Firefox

Remove colors from a web page that it becomes black and white, or sepia.
Colorless for Firefox is a Firefox add-on that allows users to remove colors from web pages, creating a black and white or sepia effect. Simply install the add-on and enjoy a new browsing experience with transformed web pages.
Manifest V2
By: hereafter
Daily users: 63
3
Version: 1.0.1.1resigned1 (Last updated: 2024-04-26)
Version code: 5733182
Creation date: 2019-02-14
Weekly download count: 5
Firefox on Android: No
Permissions:
  • *://*/*
  • tabs
  • contextMenus
Size: 398.89K
Full description: See detailed description
Updated: 15 hours ago

User reviews

by Sam, 2025-03-24


by ozan, 2024-03-25
View all user reviews

Add-on safety

Risk impact

Colorless for Firefox requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
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Risk likelihood

Colorless for Firefox has earned a fairly good reputation and likely can be trusted.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
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  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
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