| Class | Rating | Complexity | Lines of code |
|---|---|---|---|
| WooCommerceNFeBackend | 243 | 1,726 | |
| WooCommerceNFeIssue | 160 | 545 | |
| WooCommerceNFe | 59 | 189 | |
| WooCommerceNFeFrontend | 36 | 287 | |
| WooCommerceNFeFormat | 30 | 76 | |
| NFe | 26 | 141 | |
| NFeUtils | 17 | 61 | |
| NFeGatewayPagSeguro | 14 | 35 | |
| NFeGatewayPagarme | 12 | 33 | |
| NFeGatewayEbanx | 12 | 31 | |
| NFeGatewayBacs | 9 | 25 | |
| UtilsGateways | 9 | 40 | |
| NFeGatewayPaypal | 7 | 18 |