Dozens of ancillary organizations conduct a large part of the work of the United Nations.
Many of these organizations are coordinated by Chief Executives Board for Coordination (CEB). This website helpfully provides a list of these organizations, which include,
Programmes and Funds, created by the UN, including:
Specialized Agencies, legally independent from the UN, created by treaties, and working with the UN through negotiated agreement, including:
Regional Commissions, including: