American Institute of Philanthropy. AIP is a nationally prominent charity watchdog service whose purpose is to help donors make informed giving decisions.

BBB Wise Giving Alliance. The Alliance collects and distributes information on hundreds of nonprofit organizations that solicit nationally or have national or international program services.

Center on Philanthropy and Civil Society. The Center provides an ongoing national and international forum for research, discussion, and public education on philanthropic trends.

Council on Foundations. It provides leadership expertise, legal services and networking opportunities -among other services- to its members and to the general public.

ePhilanthropyFoundation.org. The organization provides educational services via conferences and seminars, through its various publications, flyers and printed articles and over the Internet in its various eLearning courses.

National Committee for Responsive Philanthropy. The Committee is a research and advocacy organization that promotes public accountability and accessibility among foundations, corporate grantmakers, individual donors and workplace giving programs.

Web gateways and search tools:

The Foundation Center. Founded in 1956, the Center is the nation's leading authority on philanthropy and is dedicated to serving grantseekers, grantmakers, researchers, policymakers, the media, and the general public.

Foundations and Grants: A Guide to Internet Resources. The University of Delaware Library prepared a compilation of links to funding-related sites that can be used as starting points for exploring the Internet.

GuideStar. National database of U.S. charitable organizations, gathers and distributes data on more than 850,000 IRS-recognized nonprofits.

The Inter-American Foundation. IAF is an independent agency of the United States government that provides grants to nongovernmental and community-based organizations in Latin America and the Caribbean for innovative, sustainable and participatory self-help programs.

International Center for Not-For-Profit Law. ICNL is an international organization whose mission is to facilitate and support the development of civil society on a global basis by assisting the creation and improvement of laws and regulatory systems that permit, encourage, and regulate the not-for-profit sector in countries around the world.

The Nonprofit Resource Center. Provides a comprehensive list of links to websites of interest to nonprofits, you can find information on about how to form, manage and maintain a nonprofit organization.

Online Resources in International Philanthropy. It provides, among others: general resources, international grantmaker/grantseeker resources, U.S. based international grantmaking foundations, and international development.

The U.S. International Grantmaking Project. It seeks to promote responsible international philanthropy by easing the barriers to cross-border grantmaking for U.S. foundations, streamlining the communication and reporting procedures required by the IRS, and serving as an educational and informational resource for those interested in doing international grantmaking.

USA.gov for Nonprofits. Government web portal which provides directions on: Fundraising and Outreach; Grants, Loans and Other Assistance; and Laws & Regulations, among others.

News:

The Chronicle of Philanthropy. News source, in print and online, for charity leaders, fund raisers, grant makers, and other people involved in the philanthropic enterprise.

Philanthropy News Digest. A weekly news service of the Foundation Center, it is a compendium, in digest form, of philanthropy-related articles and features culled from print and electronic media outlets nationwide.

Directories:

Foundation Database

Foundation Finder

Foundations On-Line

Grantmaker Web Sites

Grants for Nonprofits: Foreign or International Affairs

International Funding of The Grantsmanship Center

Guides for fundraising:

A Wealth of Information on Foundations and the Grant Seeking Process

Developing and Writing Grant Proposals

Glossary of Philanthropic Terms

Guide for Writing a Funding Proposal

Nonprofit Fundraising and Grantwriting

Proposal writer

Where to Begin the Search for Funding