UX Principles version history - 1 version
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Version 1.0.0Released Mar 2, 2020 - 53.43 KBWorks with firefox 48.0 and later
Source code released under All Rights ReservedDownload Firefox and get the extensionYou'll need Firefox to use this extension