Intéressant surtout pour l'accès au grand dictionnaire étymologique de Max Vasmer, 4 vol., qui couvre l'ensemble des langues slaves. Interface assez rudimentaire
The MLA Language Map uses data from the 2000 United States census to display the locations and numbers of speakers of thirty languages and three groups of less commonly spoken languages in the United States
LAEME will allow you to search and retrieve linguistic data from its corpus of lexico-grammatically tagged texts ; search and retrieve data from the Index of Sources; view maps showing the geographical distribution of linguistic features across space; view and create chronological tables, graphs and charts showing the distribution of linguistic features through time