Information about Indo-European
Information about Romance Languages
Eurodicautom On-line Multilingual Dictionary
Ethnologue.com
Diccionarios.com (Spanish, English, French, Catalan)
Foreignword.com On-Line Multilingual Dictionary
Minority European Languages
Languages for Travellers in Travlang.com
Language Museum
Red Book of Endangered Languages
Mercator Education
Yamada Language Center Language Guides
Verbix - verb grammar, conjugation, inflection
TextCat: Language Guesser