Previous versions were co-developed with Edwin Rojas, Mariana Cruz and Israel Barrantes.
Support for DIVA-GIS development has come from the International Potato Center, the International Plant Genetic Resources Institute, the Museum of Vertebrate Zoology, the Secretariat of the Pacific Community, the Food and Agriculture Organization of the United Nations, and their donors.
The following persons made additional software available that was of use for the development of DIVA-GIS: the developers of Delphi Zip Version 1.70 (http://www.geocities.com/SiliconValley/Network/2114/); M. Sawada (Rook's case), Gerald Evenden and Frank Warmerdam (PROJ4), and Andrew Williamson (Shapechk).
DIVA-GIS was greatly improved thanks to bug-reports, support or suggestions from many persons, including Østein Berg, Coen Bussink, Arthur Chapman, Stefano Diulgheroff, Dirk Enneking, Tito Franco, Samy Gaiji, Catherine Graham, Stephanie Greene, Lee Hannah, Dave Hodson, Roel Hoekstra, Ravish Kumar, Felipe de Mendiburu, Andy Nelson, Andreas Ohr, Brody Sandel, Xavier Scheldeman, Victor Soto, Jeff White, Karen Williams, and Brian Zutta.