Mark,I was just on the Basis Set Exchange website. They have this basis set under “dgauss-dzvp”. This is probably what you are looking for since “DG” stands for DGauss, a program intially created by the original Cray.Kerwin Dobbsretired DuPonter playing with computer sciency stuff, 8^)On Jun 14, 2021, at 6:33 PM, Mark Zottola mzottola . gmail.com <owner-chemistry*_*ccl.net> wrote:I am looking for the DGDZVP basis set.I am running GAMESS(US) and Firefly.The Basis Set Exchange does not include this in its database.There is a listing on github but it would require significant editing to ensure proper formatting.Is there a place I can get the GAMESS compatible basis set?Thanks...