Foundation Directory Online offers a free search tool, FDO Quick Start, providing public access to essential information about over 100,000 foundations and over 250,000 IRS Forms 990-PF.

Covers more than 23,000 nonprofit American membership organizations of national scope.

Advice for and analysis of grant-writing and nonprofits. Subscription may be required.

Information, research, and analysis on nonprofits and other funding sources.

News and lists of requests for proposals from the nonprofit world.

From American Libraries Magazine, March 2022.