An extension to help you gain full control of any website by redirecting traffic, replacing, editing, or inserting new content.

Resource Override: Ultimate Control of Any Website
Resource Override' is a Firefox add-on designed to provide the user with absolute control over any website, by enabling redirection of traffic, replacement, editing, or insertion of new content. The extension also allows request and response header modifications, supports injection of JavaScript or CSS files, and is an incredibly useful tool for debugging production websites by facilitating on-the-fly code editing and unminified code redirection or insertion via its integrated file editor.
Add-on stats
Manifest V2
By: Kyle Paulsen
Rating: 4.58
(19)
Weekly download count: 115
Firefox on Android: No
Permissions:
- webRequest
- webRequestBlocking
- <all_urls>
- tabs
Size: 452.56K
URLs: Website
Full description: See detailed description
Ranking
User reviews
Pros
- Allows users to apply custom JS and CSS to their favorite websites
- Easy to use interface
- Powerful functionality with the 'Inject File' feature
- Highly regarded as an indispensable tool for web customization
Cons
- Lack of dark mode which makes the interface blinding bright
- Some users may find it too simplistic
Most mentioned
- Ability to apply JS and CSS resources
- User-friendly and powerful features
- Issues with interface brightness
User reviews
by 天灭中共退党团队保平安, 2025-02-12
by Ex, 2024-12-29
by Firefox user 18326445, 2024-08-26
Add-on safety
Risk impact
Resource Override requires some sensitive permissions that could impact your browser and data security. 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.
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Risk likelihood
We don't have sufficient data to confidently determine the risk likelihood of Resource Override. Use it at your own risk.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
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