Language
- Written language (Books, encyclopedia's, dictionaries, thesauruses)
- LingoTeach (GTK+/XML based foreign language learning tool and data sets) (forum)
- KVerbos (KDE based Spanish verb learning tool)
- TuxReader (SDL and Festival based tools for learning to read. Inactive project.) (cvs) (ml)
- ReciteWord (GTK+ based English learning tool for Chinese speaking people)