The GNO file extension denotes a file that has been created using the GenoPro genealogical program. GenoPro is available as a free download.
The GNO file contains a range of genealogical data, including information pertaining to family trees, along with any pictures or text that may be associated with it.
.gno File Extension
Developer:
GenoPro
File category:
What are gno files & how to open them - Genopro Genealogy Document File
File category:
Developer:
GenoPro