| Name | Lines of code | Maintainability | Test coverage |
| aioseop_importer_exporter.php | 274 | F 1 wk | |
| aioseop_module_class.php | 1,640 | F 1 mo | |
| aioseop_module_manager.php | 106 | D 2 days | |
| aioseop_opengraph.php | 802 | F 1 wk | |
| aioseop_performance.php | 221 | D 2 days | |
| aioseop_robots.php | 367 | F 1 wk | |
| aioseop_sitemap.php | 1,561 | F 1 mo | |
| aioseop_utility.php | 444 | B 6 hrs | |
| all_in_one_seo_pack.php | 132 | A 45 mins |