Starting and Building a Nonprofit by 
How to Manage an Effective Nonprofit Organization by 
Grant Writing for Dummies® by 
Nonprofit Meetings, Minutes and Records by Council for Nonprofits
http://www.councilofnonprofits.org/
"National Council of Nonprofits is the network of state and regional nonprofit associations serving more than 20,000 member organizations."
Foundation Center
http://foundationcenter.org
Probably the first place on the web to check for nonprofit concerns. A directory of 61,000 nonprofit organizations; resources for donors, nonprofit administrators and fundraisers; statistics on foundations and their funding histories; news; trends; technology; and much more are available at this premier site. With an online classroom, an online library with material about all conceivable nonprofit subjects, resources for putting your organization on the web at no cost, a newsletter, a biweekly Request for Proposals Bulletin, and an online question and answer service.
Foundations Online
http://www.foundations.org
"Browse the foundation directory, pick a listed foundation, search any foundation's information page or search any foundation's home page. Foundation home pages may contain downloadable information such as grant applications, newsletters, financial reports, and e-mail capabilities."
Grants and Related Resources Guide
http://staff.lib.msu.edu/harris23/grants
From Michigan State University, a suite of sites about grants, nonprofits, fundraising, giving, and volunteering; with a calendar of relevant conventions.
Idealist.org
http://www.idealist.org
Discussion forums, a blog, and nonprofit resources for additional information about volunteer management, community action, frequently asked questions, and tools for organizations. Available in English, Spanish, and French and partially in Chinese, Dutch, German, Italian, Japanese, Korean, Polish, and Portuguese.
National Center for Charitable Statistics
http://nccs.urban.org
A division of the Center on Nonprofits and Philanthropy of The Urban Institute, the Center provides data about organizations and their activities as well as about state-by-state giving statistics. With IRS forms, links, and bibliography.
Nonprofit Charitable Organizations
http://nonprofit.about.com
A megasite, with a vast array of how-to material, including starting and operating philanthropic organizations, job hunting in the nonprofits sector, finding accounting and technical assistance, donating online, and learning about planned giving programs.
Non-Profit Tools
http://njslrecovery.pbworks.com/Non-Profit+Tools
How to start and manage a nonprofit organization and tools for nonprofits. Prepared by the NJ State Library.
Nonprofits: USA.gov
http://www.usa.gov/Business/Nonprofit.shtml
A directory of government information and external links arranged by topic (grants, loans, and tax information).
Philanthropy Journal
http://www.philanthropyjournal.org
Nonprofit news, a resource directory, special reports, and articles covering topics such as planned giving, fundraising, management, and marketing.
ArtPride New Jersey
http://www.artpridenj.com
"ArtPRIDE New Jersey advocates for and helps inform the arts of our state. Our goal is to increase awareness of how important the arts are to New Jersey, and to point out the many ways that culture is part of our lives and our communities." With a newsletter, advocacy and legislative resources, and companies providing technical assistance.
Center for Nonprofit Corporations
http://www.njnonprofits.org/
"Founded in 1982, the Center is a charitable umbrella organization serving New Jersey's non-profit community. Our mission is to build the power of the non-profit sector to improve the quality of life for the people of New Jersey." The Advocacy section concentrates on political action, like opposition to repeal of estate taxes. The Legal/Management section provides advice on employment, fundraising, insurance, and related topics. With additional pages for group buying, announcements, and links.
Directory of Registered Charities in New Jersey
http://www.state.nj.us/lps/ca2/charities/
Updated monthly, this directory can be searched for currently registered charities.
New York / New Jersey Common Report Form
http://www.philanthropynewyork.org/s_nyrag/sec.asp?CID=6748&DID=14856
In Adobe format, "to help organizations...save time in grant reporting. The CRF follows closely the format of the New York / New Jersey Area Common Application Form. If several funders have given your organization support for a particular project, only minor changes in the report information will need to be made for each funder." Note, though, each funder's deadlines; be certain that your funder(s) accept(s) this format; and be aware that funders may require additional information beyond this report.