| Class | Rating | Complexity | Lines of code |
|---|---|---|---|
| FastCourier\FastCourierUpdateQuotes | 84 | 338 | |
| FastCourier\FastCourierManagePackages | 72 | 283 | |
| FastCourier\FastCourierOrders | 57 | 321 | |
| FastCourier\FastCourierVerifyToken | 36 | 161 | |
| FastCourier\FastCourierMenuPage | 34 | 154 | |
| FastCourier\FastCourierLocation | 32 | 169 | |
| FastCourier\FastCourierProducts | 31 | 160 | |
| FastCourier\FCMerchantAuth | 21 | 137 | |
| FastCourier\FastCourierCart | 18 | 59 | |
| FastCourier\Menu | 14 | 150 | |
| FastCourier\FastCourierBatches | 13 | 51 | |
| FastCourier\FastCourierRequests | 12 | 59 |