Block URLs, Domains or Keywords

Site blocker. Blocks URL, Domain or URL with keywords. Redirect. It is the rework of my chrome extension! Not stable, but works!

The "Block URLs, Domains or Keywords" Chrome extension is a powerful and free site blocker designed to enhance your productivity by preventing access to distracting or harmful websites. It allows users to block specific URLs, entire domains, or URLs containing certain keywords.

Key features include the ability to redirect blocked pages, four customizable color themes (red, blue, green, black), and a lightweight design that ensures low CPU usage. With no advertisements, popups, or data collection, this tool offers a simple and privacy-friendly solution for managing your browsing habits. Though currently a work in progress, it effectively helps users save time and maintain focus while browsing the web.

By:
Romkaq (rq-dev)
Daily users:
343 -3
Rating:
3.92
(12)
Version:
1.1 Last updated: 2021-12-18
Version code:
5338787
Creation date:
2021-12-17
Risk:
Moderate risk impact Low risk likelihood
Permissions:
  • storage
  • tabs
  • contextMenus
Size:
279.73KB
Email:
yr*****@mail.ru
Full description:
See detailed description
Source:
Firefox Add-ons Store
Data ingested on:
2025-07-18
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Other platforms

Block these URLs, Domains or Keywords (v4.17)
6,000 4.59 (140)

User reviews

i checked case sensitive, didnt work
by Ch*****, 2025-06-24

excellent
by Fi*****, 2025-05-30

by 远离*****, 2025-03-23
View all user reviews ›

Extension safety

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

Block URLs, Domains or Keywords requires a few sensitive permissions. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

Block URLs, Domains or Keywords 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.
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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