American Association of Fundraising Counsel
http://www.aafrc.org/
Supports AAFC members who meet the highest ethical standards in the nonprofit fund raising market.

Charity Navigator
http://charitynavigator.org
An independent charity evaluator, Charity Navigator assesses over 4300 U.S. charitities. The site helps charitable givers make intelligent giving decisions.

Chronicle of Philanthropy
http://philanthropy.com/
Articles from the Chronicle of Philanthropy and grant announcements.

CSC Non-Profit Resource Center
http://home.comcast.net/~cscunningham/links.htm
A source of links to grant information organized by subject. Also links to foundations and corporate giving programs with web presence.

EPA Grant-Writing Tutorial
http://www.purdue.edu/dp/envirosoft/grants/src/msieopen.htm
A software program produced by Purdue University under a cooperative agreement with the U.S. Environmental Protection Agency. This tutorial includes a number of helpful sections including a unique activity section on practicing to write a grant proposal. The user can actually practice writing a grant proposal, one step at a time. For each step, an actual grant proposal example is provided to compare against. Sample proposals are included. Other sections include reference,forms for government grants, contacts, a glossary and assistance in enhancing a proposal.

Foundation Center
http://fdncenter.org
Resources and links for nonprofit organizations seeking information on philanthropy and the grantmaking process.

Free Management Library
http://www.managementhelp.org
Basic, practical assistance to nonprofits in the areas of organizational and management development.

Fundsnet
http://www.fundsnetservices.com
Fundsnet offers the latest information available on funding and scholarship opportunities.

Grant Proposal.com
http://grantproposal.com/
Assistance to nonprofit organizations seeking funding for projects. Advice in areas such as research, proposal writing and consultants selection.

Grant Proposal Writing Tips
http://www.cpb.org/grants/grantwriting.html
Published by the Corporation for Public Broadcasting, an easy to follow guide to proposal writing. This resource will help the reader through each stage of the grantseeking and writing process.

GrantSmart
http://www.grantsmart.org
GrantSmart is resource center for and about the nonprofit community. This site provides information about private foundations to grant seekers, philanthropic organizations, and grantmakers.

GrantSource Online
http://www.auditor.state.oh.us/localgovernment/grantresources/default.htm
Provides access to grant resources from federal, state and private grant opportunites.

Grantsmanship Center
http://www.tgci.com
Information about grant and proposal writing. Although the site offers many workshops and publications for sale there is a wealth of information available here about the current grantseeking environment.

GuideStar
http://www.guidestar.org
"GuideStar is a database of more than 700,000 nonprofit organizations in the United States. It's the world's most comprehensive source of information about American nonprofit organizations."

Help Filling Out Your 501(c) 3 Application
http://www.form1023help.com/
This site is intended to assist new non-profit organizations fill out IRS form 1023, the application requited to become a non-profit organization.

Idealist
http://idealist.org/
Useful site to promote your organization in the U.S. and abroad. Offers Message Board to post jobs, volunteer positions,internships, events and programs. Helpful to individuals and organizations as well as consultants and vendors.

Internet Nonprofit Center
http://www.nonprofits.org/
This site provides information for and about nonprofit organizations in the United States. It includes a Nonprofit FAQ, an online library of essays and analytical pieces and links to the current issue of Nonprofit Online Times.

Internet Prospector
http://www.internet-prospector.org/index.html
An online newsletter containing corporate, foundation, biographical, international and online news of interest to the grant seeking community.

National Center for Charitable Statistics (NCCS)
http://nccs.urban.org/
National repository of data on the nonprofit sector in the United States.

Non-Profit Guides
http://npguides.org/
Grantwriting resources geared to established non-profit organizations. Includes sample proposals for both private foundations and government funding.

Philanthropy News Network Online
http://www.pnnonline.org
Covers news in the nonprofit sector including major gifts and grants.