MoneyMoney is a banking app for macOS. Version 2.2.17 has just been released with official support for the bunq API.
A trial version is available (in English): https://moneymoney-app.com/download/
The following bunq API requests are supported by MoneyMoney:
Getting account info, account balance and transactions.Sending payments.Sending scheduled payments.Sending standing orders.Sending batch payments.Sending scheduled batch payments.Getting list of scheduled payments and standing orders.Downloading PDF statements.