Swan, GoDutch's partner, is obliged under the PSD2 to offer data via API to third parties. Through this link, parties can make it possible to retrieve transactions in various software packages.
You can investigate connections with other software and see whether Swan is available based on this legal obligation. If this is not listed, you can request this from the supplier.
There are several parties in the market that already offer these connections. Ponto is such a party, for a complete overview of links we refer you to their website.