With the recent progress on open source software technologies, it was proven that open source geospatial software would be a good alternative option of GIS for the UN. In order to investigate the feasibility of geospatial open source software for the UN and develop solutions with open source software, the UN Open GIS Initiative has been launched in March, 2015 with the supports from several member states and organizations for open source geospatial software. The UN Open GIS Initiative aims at identifying and developing open source geospatial solutions that meets the requirements of UN operations, taking full advantage of the expertise of mission partners.