Foundation for Endangered Languages
Manifesto, membership details, proceedings, grant applications, newsletter, and bibliography.

Linguistic Diversity: Terralingua's Internet Resource List
Inventory of institutions and organizations (academic, governmental, non-governmental, international, national, regional, local) dedicated to the study and maintenance of the indigenous and minority languages of the world, as well as to fostering linguistic diversity in general.

Native American Language Preservation (NALP)
A project of the Center for Applied Studies in American Ethnicity at Colorado State University.