| Name | Lines of code | Maintainability | Test coverage |
| src/Header/ValueWithParams.php | 8 | A 0 mins | F 0% |
| src/Header/ViaHeader.php | 109 | A 0 mins | A 100% |
| src/Header/ViaValue.php | 14 | A 0 mins | F 0% |
| src/Message.php | 475 | A 0 mins | A 100% |
| src/Request.php | 51 | A 0 mins | A 100% |
| src/Response.php | 195 | A 0 mins | A 100% |
| src/StreamParser.php | 59 | A 0 mins | A 100% |
| src/URI.php | 252 | A 0 mins | A 100% |