| Name | Lines of code | Maintainability | Test coverage |
| admin/flags_install.php | 65 | A 0 mins | |
| include/form_sign.inc.php | 71 | A 0 mins | |
| admin/index.php | 79 | A 0 mins | |
| include/onupdate.php | 82 | C 1 day | |
| include/cp_functions.php | 89 | B 6 hrs | |
| class/Common/VersionChecks.php | 90 | B 4 hrs | |
| admin/config.php | 95 | A 0 mins | |
| class/Common/SysUtility.php | 110 | C 1 day | |
| language/english/common.php | 112 | A 0 mins | |
| contact.php | 115 | A 0 mins | |
| testdata/index.php | 127 | B 4 hrs | |
| language/english/admin.php | 129 | F 1 wk | |
| language/italian/admin.php | 129 | F 1 wk | |
| class/Common/FilesManagement.php | 133 | B 6 hrs | |
| class/Utility.php | 136 | B 5 hrs | |
| admin/ip_manager.php | 160 | A 2 hrs | |
| xfcreate.php | 195 | A 0 mins | |
| xoops_version.php | 205 | A 0 mins | |
| class/MessageHandler.php | 219 | B 4 hrs | |
| index.php | 283 | C 1 day | |
| admin/upgrade.php | 300 | A 3 hrs | |
| admin/country_manager.php | 302 | C 1 day | |
| admin/main.php | 315 | D 2 days |