Iceweasel add-on - User Agent Switcher
Originally created by Tails on #5337 (Redmine)
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser. The last tails release 0,7 the user agent was fixed as "firefox windows NT", whith this add-on the user agent could be changed on the fly.
http://chrispederick.com/work/user-agent-switcher/
This add-on with "the huge import list" let the user change the user agent for almost all browser on Earth, like PS3, iPad, smarthphone (Nokia, BlackBerry, Palm,….) and all kind off O.S. like FreeBSD, BeOS, Apple, ….
Check the huge import list here: http://chrispederick.com/forums/viewtopic.php?id=1772
This was already asked once and we decided not to add such a way to shoot yourself in the foot. As our specification reads, "It MUST be made as difficult as possible for the user to unknowingly compromise anonymity." => done.