| Name | Lines of code | Maintainability | Test coverage |
| classes/Gems/Tracker/Engine/TrackEngineAbstract.php | 590 | F 4 days | F 53% |
| classes/Gems/Snippets/Upgrade/UpgradeCompatibilitySnippet.php | 601 | F 5 days | F 0% |
| classes/OpenRosa/Tracker/Source/Form.php | 623 | F 1 wk | |
| classes/Gems/Menu/SubMenuItem.php | 625 | F 6 days | D 69% |
| classes/Gems/Menu/MenuAbstract.php | 628 | F 3 days | A 90% |
| classes/Gems/Tracker/Source/LimeSurvey1m9FieldMap.php | 702 | F 2 wks | B 87% |
| classes/Gems/Model/RespondentModel.php | 723 | F 6 days | C 74% |
| classes/Gems/Menu.php | 726 | F 4 days | C 76% |
| classes/Gems/Project/ProjectSettings.php | 730 | F 4 days | F 45% |
| classes/Gems/Default/TrackAction.php | 737 | F 3 days | F 10% |
| classes/Gems/Tracker/Snippets/ImportTrackSnippetAbstract.php | 767 | F 1 wk | F 0% |
| classes/Gems/Agenda.php | 830 | F 1 wk | F 34% |
| classes/Gems/Tracker/Source/LimeSurvey1m9Database.php | 868 | F 1 wk | F 32% |
| classes/Gems/Tracker/RespondentTrack.php | 928 | F 1 wk | F 53% |
| classes/Gems/Tracker/Token.php | 1,186 | F 1 wk | F 39% |
| classes/Gems/User/User.php | 1,320 | F 1 wk | F 34% |
| classes/GemsEscort.php | 1,410 | F 1 wk |