BoardEffect has a resource section to help you stay up to date on the latest issues, trends and best practices in board management and governance.
Boardsource provides tips, training, and support for making sure your nonprofit board is successful and involved.
CompassPoint offers a variety of resources for NPO leaders and members of nonprofit boards.
Free Management Library offers a comprehensive toolkit for the nonprofit board.
The National Council of Nonprofits offers a variety of governance and leadership resources.
The University of Chicago Booth School of Business has a great NPO board toolkit.