| Name | Lines of code | Maintainability | Test coverage |
| src/QR_Code/Types/vCard/Address.php | 33 | A 50 mins | |
| src/QR_Code/Types/vCard/Person.php | 45 | A 45 mins | |
| src/QR_Code/Types/vCard/Phone.php | 22 | A 0 mins | |
| src/QR_Code/Util/AbstractGenerator.php | 61 | A 0 mins | |
| src/QR_Code/Util/Benchmark.php | 32 | A 0 mins | |
| src/QR_Code/Util/FrameFiller.php | 73 | A 3 hrs | |
| src/QR_Code/Util/Logger.php | 18 | A 35 mins | |
| src/QR_Code/Util/Split.php | 228 | D 2 days | |
| src/QR_Code/Util/Tools.php | 65 | A 0 mins | |
| src/helpers/constants.php | 58 | A 0 mins | |
| src/helpers/functions.php | 61 | A 35 mins |