Thomas Egtvedt

This is multilingual text widget, which works with qTranslate-X plugin.
You have to install qTranslate-X plugin before you use qText X Widget.
This plugins requires at least qTranslate-X 3.1 version.
After installing qText X Widget, you will have different input boxes for languages, which you have enabled with qTranslate-X.

qText X Widget

This is multilingual text widget, which works with qTranslate-X plugin.

Louy Alakkad

This plugin gives you the ability to run the site in a language (Arabic for example) and use the admin panel in another (like English).
Just go to Settings » General and choose your language.

Admin Locale

This plugin allows you to change the language of the admin panel without changing the whole site language.

qText X Widget vs Admin Locale