The following link contains a zip file for downloading NISTMS-GADS software, associated libraries, and documentation for processing GADS files:

Copy to a folder of your choice (suggest NISTMS-GADS). Begin by starting the nistms-gads.exe program after extraction.

Documentation of direct relevance is in “NISTMS-GADS User Guide.docx” . Other documentation and on-line help are of relevance for other general features of the original NISTMS program for mass spectral library (not GADS) searching.