I have my own SQLite-centered setup with a Haskell UI to glue it together. I have (relatively) simple programs that parse incoming CSVs or OFX from the banks, s

I have my own SQLite-centered setup with a Haskell UI to glue it together. I have (relatively) simple programs that parse incoming CSVs or OFX from the banks, so there is practically no data entry. (Not disagreeing with you though, as I have no idea how well GNUCash handles importing.)