Firefox Browser Add-ons
  • Extensions
  • Themes
    • for Firefox
    • Dictionaries & Language Packs
    • Other Browser Sites
    • Add-ons for Android
Log in
Preview of xiMatrix

xiMatrix by xi

block requests based on domain and type

5 (5 reviews)5 (5 reviews)
2 Users2 Users
You’ll need Firefox to use this extension
Download Firefox and get the extension
Download file

Extension Metadata

Screenshots
About this extension
This extension is heavily inspired by uMatrix, but much simpler. By default, all web requests as well as inline code are blocked. You can then define rules to allow only those requests you want. Definitely for advanced users.
Rated 5 by 5 reviewers
Sign in to rate this extension
There are no ratings yet

Star rating saved

5
5
4
0
3
0
2
0
1
0
Read all 5 reviews
Permissions and dataLearn more

Required permissions:

  • Access browser tabs
  • Access browser activity during navigation
  • Access your data for all websites

Optional permissions:

  • Access your data for all websites
More information
Add-on Links
  • Support site
Version
0.10.0
Size
17 KB
Last updated
3 months ago (Apr 25, 2025)
Related Categories
  • Web Development
  • Privacy & Security
License
MIT License
Version History
  • See all versions
Tags
  • ad blocker
  • content blocker
  • privacy
Add to collection
Report this add-on
Release notes for 0.10.0
  • update to manifest v3
  • client side JSON validation for rules
More extensions by xi
  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

Go to Mozilla’s homepage

Add-ons

  • About
  • Firefox Add-ons Blog
  • Extension Workshop
  • Developer Hub
  • Developer Policies
  • Community Blog
  • Forum
  • Report a bug
  • Review Guide

Browsers

  • Desktop
  • Mobile
  • Enterprise

Products

  • Browsers
  • VPN
  • Relay
  • Monitor
  • Pocket
  • Bluesky (@firefox.com)
  • Instagram (Firefox)
  • YouTube (firefoxchannel)
  • Privacy
  • Cookies
  • Legal

Except where otherwise noted, content on this site is licensed under the Creative Commons Attribution Share-Alike License v3.0 or any later version.