(X)BNF simple and clever translation grammar compiler
Lightweight translator that allows you to translate and speak text
Translate English-Vietnamese & Dictionary - Online & Free
Text categorization, arabic language processing, language modeling
An open source system for Arabic corpora processing
simple BNF parser makes xml markup of matches
WNLT is a suite of open source natural language modules for the Welsh
cross-languages resources
MyVocabtionary allows you to create an online dictionary for free!