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