UX Principles

A UX principle explained every time you open a new tab. This extension draws on the wisdom and training of Jakob Nielsen, Bruce Tognazzini, Don Norman and other influential UX masters to help you get your UX right.

UX Principles is available to install from Firefox Browser Add-ons and for download from this page. It has 28 active users The latest version is 1.0.0, and it was published 5 years ago.

Install from Firefox Browser Add-ons
View source code
Total download count: 0 (Only count downloads from Firefox-Stats)

All available versions

You can find the current and older versions of UX Principles here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
Version Download Size Download count Timestamp
1.0.0 XPI · ZIP · Source code 54.71K 0 2020-03-02

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.

  1. Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  2. In Firefox browser, go to about:addons to open Add-ons Manager
  3. Click on , then select Install Add-on From File
  4. Select the UX Principles ZIP file from step 1. UX Principles is now installed on your browser.