The French and German translation files are supported by Trolltech. All other translations are contributed by third parties. These are provided without guarantees and may disappear from future Qt releases. qt_cs.ts, qt_nb.ts, qt_it.ts, qt_ja.ts, qt_pt-br.ts, qt_zh-cn.ts and qt_zh-tw.ts are contributed by Novell (http://www.novell.com/) under public domain.