• Public Library of New London: Nonprofit Resource Center
• Chamber of Commerce of Eastern Connecticut: Calendar of Regional Events (CORE)
• Northeastern Connecticut Chamber of Commerce: Calendar of Events
• The Alliance: Voice of Community NonprofitsCT's statewide nonprofit association
• Connecticut Council for Philanthropy
• National Council of Nonprofits
• Guidestar
• Alliance for Nonprofit Management
• CompassPoint
• TANGO
  Helps nonprofits find affordable, high quality professional services
• Third Sector New England
  Executive Transitions and Search program helps nonprofits with leadership transitions
• Nonprofit Quarterly
  An independent nonprofit news organization for nonprofit leaders, foundations, educators, independent activists, and others in the civil sector
  • NPQ: Grassroots Fundraising Journal
    Practical information to help you raise the money you need to build the community you believe in.
• Blue Avocado
  An email newsletter created by and for community-based nonprofits
• LiveStories

• Board Source
• Nonprofit Quarterly (NPQ) - Nonprofit Dissolution: What to Do When Closing the Doors?

• Pro Bono Partnership
  Provides legal services to nonprofits

• Foundation Center
• Nonprofit Quarterly: Grassroots Fundraising Journal
• Planned Giving
  • Planned Giving: It's About Legitimacy
  • The Chronicle of Philanthropy: Getting Started with Planned Giving
  • National Council of Nonprofits: Starting a Legacy Giving Program

"Tips"

• Joan Garry Consulting: "No Virginia, Development Directors Don’t Do ALL the Work"

• TechSoup
  
• Idealware
  
• Network for Good

• Urban Institute National Center for Charitable Statistics open data platform

• Internal Revenue Service – Charities & Nonprofits
• State of Connecticut: Nonprofit/Charitable Law and Information