Fannie Mae provides financial products and services that increase the availability and affordability of housing for low-, moderate- and middle-income Americans.

Provides in-depth information on various affordable housing issues including the Low-Income Housing Tax Credit (LIHTC), historic preservation, multifamily housing finance, HUD and FHA programs, and public housing redevelopment.

National database of single rental units and subsidized housing.

Nonprofit organization increases housing opportunities for lower income and underserved people through the financing, development, and preservation of affordable housing. Links to each State Housing Finance Agency.

Nonprofit organization formed to preserve and improve affordable multifamily homes for low and moderate income use. Includes information on technical assistance, training, public policy, and staff.

Supports community-based nonprofits creating homes affordable to low-income Americans. Features funding applications and timelines, resource database, a forum and other developer support, all searchable.

Helps local organizations in rural America build affordable homes. Includes information about loans, technical assistance, training, links, publications and relevant articles.

News feeds, discussion forums, listserv and searchable index of publications related to low income housing. Site is sponsored by the Fannie Mae Foundation.

Works worldwide to bring together best practices, technical assistance, property solutions, information sharing, and leadership on affordable housing. Based in Boston.

Publisher of books and magazines for professionals in the affordable housing industry.