cait: indeed I wouldn't think :P
I'm trying unsuccessfully to get rankings of the ILSs here https://librarytechnology.org/lwc-processquery.pl?ILS=Koha
It seems that Symphony [1] and Sierra [2], are the closest ones. Does that seem accurate? (I don't know if the sample is representative)
[1] https://librarytechnology.org/vendors/sirsidynix/ [2] https://librarytechnology.org/vendors/innovative/