| Name | Lines of code | Maintainability | Test coverage |
| lib/util/kvstore.js | 76 | A 2 hrs | A 97% |
| lib/db/database.js | 76 | A 1 hr | A 100% |
| lib/auth/passport_init.js | 77 | A 3 hrs | A 95% |
| lib/util/event_emitter.js | 79 | A 0 mins | A 100% |
| lib/util/log.js | 86 | A 0 mins | A 100% |
| lib/core/resource.js | 87 | A 35 mins | A 100% |
| lib/util/response_cache.js | 93 | A 2 hrs | A 100% |
| lib/core/params.js | 111 | B 6 hrs | A 100% |
| lib/core/websocket.js | 119 | A 1 hr | A 100% |
| lib/core/module.js | 150 | B 4 hrs | A 100% |
| lib/core/routes.js | 173 | C 1 day | A 100% |
| lib/ravel.js | 218 | B 4 hrs | A 100% |
| lib/util/route-tree.js | 221 | C 1 day | A 100% |