Kai König

semi-related: Keep in mind that with LexOffice you will have a full vendor lock-in and won't be able to SQL through your data, as they won't give it to you...

Thanks for your quick reply, I will https://xkcd.com/303/ and post another reply here.

+1 ❤

Lexoffice = reduced cloud-version of Lexware Buchhalter (or similar). Lexoffice offers an API for _some_ functions, documented at https://developers.lexoffice.io/docs/#lexoffice-api-documentation . The API does **not** connect to products and services, so...