MOSAICA :  information about basic nonprofit governance, procedures and standards as well as fundraising, evaluation and program development

The Community Toolbox :  The Community Tool Box is the world's largest resource for free information on essential skills for building healthy communities. It offers more than 7,000 pages of practical guidance in creating change and improvement, and is growing as a global resource for this work.

Community Foundations:   Provides information for over 650 community foundations across the country.  Has an interactive map that shows how many community foundations are in each local region.