[mqus]

~Look for aqbanking and hbci/fints. Most of the major banks hace an endpoint, though you might have to google for the exact data~

Edit: Missed that his is about ledger-cli, not gnucash. Sorry.

[mqus]

Actually https://github.com/dpaetzel/buchhaltung could fit your needs. Just found it because I thought that someone must have built this already.

[cmarschner]

Ok. But written in Haskell? Why would you write this kind of stuff in anything but python - it’s trivial after all, and it should stay trivial through all layers…