| Name | Lines of code | Maintainability | Test coverage |
| addon/src/utils/coordinate.js | 18 | A 2 hrs | |
| docs/testem.js | 21 | A 2 hrs | |
| test-app/testem.js | 21 | A 2 hrs | |
| addon/src/utils/defaults.js | 23 | A 0 mins | |
| addon/src/system/scroll-parent.js | 28 | A 0 mins | |
| addon/src/utils/keyboard.js | 30 | A 0 mins | |
| test-app/config/environment.js | 30 | A 3 hrs | |
| addon/src/test-support/utils/keyboard.js | 30 | A 0 mins | |
| addon/src/services/ember-sortable-internal-state.js | 40 | A 0 mins | |
| docs/.eslintrc.js | 41 | A 0 mins | |
| test-app/.eslintrc.js | 41 | A 0 mins | |
| addon/src/system/scroll-container.js | 44 | A 3 hrs | |
| docs/config/environment.js | 46 | B 4 hrs | |
| docs/app/controllers/index.js | 57 | D 2 days | |
| test-app/app/controllers/index.js | 57 | D 2 days | |
| addon/src/test-support/helpers/drag.js | 68 | A 3 hrs | |
| test-app/config/ember-try.js | 95 | A 3 hrs | |
| addon/src/modifiers/sortable-group.js | 407 | D 1 day | |
| addon/src/modifiers/sortable-item.js | 511 | F 5 days |