Knowing Words in Indo-European  
   Exploration of the etymology of words related to the word "know" in the Indo-European languages.
   http://www.friesian.com/cognates.htm

Computers and Linguistics: The Indo-European Family Tree  
   Article by R.L.Fowler on the use of computers for the study of the branching of the Indo-European family.
   http://www.arts.uwaterloo.ca/CLASS/computer.htm

IE Documentation Centre  
   Website devoted to Indo-European linguistics and culture, from the University of Texas at Austin.
   http://www.utexas.edu/cola/depts/lrc/iedocctr/ie.html

Indo-European Home Page  
   Links to various projects involving the Indo-European language, maintained by Dr. Deborah W. Anderson, Dept. of Linguistics, UC Berkeley.
   http://www.indo-european.org/

The Indo-European Mailing List  
   Web-searchable archives of a mailing list devoted to the discussion of Indo-European linguistics and archaeology.
   http://listserv.linguistlist.org/archives/indo-european.html

TITUS - Thesaurus Indogermanischer Text- und Sprachmaterialien  
   Collection of scholarly material devoted to Indo-European linguistics, from the Institute of Comparative Linguistics of the Johann Wolfgang Goethe-Universität, Frankfurt am Main, and related institutions [Multilingual site, incl. English-language materia
   http://titus.uni-frankfurt.de/indexe.htm

WordGumbo: Comparative Indo-European  
   An interesting hodge-podge of pages on various branches and individual member languages of the Indo-European family. There are vocabularies of "lesser-known" languages, and links to major on-line dictionaries of better-known ones.
   http://www.wordgumbo.com/ie/cmp/

Numerals in Indo-European Dialects  
   Comparative presentation of the numerals 1-10 in the Indo-European languages, including reconstructions in Proto-Indo-European and various intermediate proto (reconstructed) languages.
   http://members.tripod.com/~rjschellen/IENums.htm

Comparative Indoeuropean Data Corpus  
   Lexicostatistical data on 95 Indo-European languages and/or dialects collected by Professor Isidore Dyen of Yale University before 1970.
   http://www.ntu.edu.au/education/langs/ielex/HEADPAGE.html

Sorin Olteanu's Linguae Thraco-Daco-Moesianae (LTDM) Project  
   This incomplete site is devoted to information on ancient Indo-European languages spoken in the Balkans: Thracian, Dacian and Moesian. It also contains a corpus of Greek and Latin sources, as well as information on ancient Balkans geography, and possible
   http://soltdm.tripod.com/

Indo-European Studies  
   Collection of links to sites and books dealing with Indo-European studies.
   http://www.centrostudilaruna.it/indoeuropei.html