| bexio | | contacts | |
| BuchhaltungsButler | | customers suppliers | |
| Business Central | | customers invoices items suppliers line items | |
| DATEV UO | | files users | |
| Exact Online | | customers suppliers | |
| FreeAgent | | contacts customers suppliers | |
| FreshBooks | | customers suppliers | |
| Holded | | contacts customers suppliers | |
| Lexware Office | | accounts customers invoices suppliers tracking categories transactions line items | |
| QuickBooks | | customers suppliers invoices line items | |
| Sage Active | | customers invoices suppliers line items | |
| sevdesk | | accounts customers invoices suppliers transactions line items | |
| weclapp | | customers suppliers | |
| Xentral | | customers invoices suppliers line items | |
| Xero | | accounts contacts customers invoices suppliers tracking categories transactions line items | |
