Hailstorm

WCAG 1.0 Guideline 4: Clarify natural language usage. Use markup that facilitates pronunciation or interpretation of abbreviated or foreign text.

Accessibility Language

Add language-tags via TinyMCE to comply with the Web Content Accessibility Guidelines.

Kashiv

This plugin allows to have admin panel in different language (for example, admin’s native language) from blog’s home language. This is useful when you have blog in e.g. german but you want to have admin panel in english.
This plugin works simply. It adds a “Language” form element in user profile.
It works in Dashboard as well as on the blog’s homepage.

Admin Language

This plugin allows to have admin panel in different language (for example, admin's native language) from blog's home language.

Accessibility Language vs Admin Language