We now have our own spell checker files! Here you can see what’s offered: http://spellchecker.lu/download/ Because I doubt anybody of you speaks Luxemburgish (I do!), I offer quick translation of everything on that site, on request. I think the best bet is to go with the Ubuntu/Debian one, because according to http://spellchecker.lu/download/ubuntu/ it allows auto-updating. Which, with the thing being relatively young, and the language being very fluctuating, is pretty important. Reproducible: Always Steps to Reproduce: Actual Results: No spell checking for Luxemburgish in Firefox, Thunderbird, KDE and OpenOffice. Expected Results: Up-to-date spell checking for Luxemburgish available in Firefox, Thunderbird, KDE and OpenOffice.