| Name | Lines of code | Maintainability | Test coverage |
| lib/cw/rss_clean.rb | 31 | A 0 mins | |
| lib/cw/sentence.rb | 83 | A 2 hrs | |
| lib/cw/speak.rb | 7 | A 0 mins | |
| lib/cw/spoken.rb | 7 | A 0 mins | |
| lib/cw/str.rb | 55 | A 0 mins | |
| lib/cw/stream.rb | 72 | A 25 mins | |
| lib/cw/test_letters.rb | 23 | A 0 mins | |
| lib/cw/test_words.rb | 29 | A 0 mins | |
| lib/cw/tester.rb | 230 | D 2 days | |
| lib/cw/text_helpers.rb | 20 | A 0 mins | |
| lib/cw/threads.rb | 134 | A 1 hr | |
| lib/cw/timing.rb | 68 | A 0 mins | |
| lib/cw/tone_generator.rb | 162 | A 3 hrs | |
| lib/cw/tone_helpers.rb | 17 | A 0 mins | |
| lib/cw/tx.rb | 425 | F 3 days | |
| lib/cw/voice.rb | 11 | A 0 mins | |
| lib/cw/winkey.rb | 97 | A 0 mins | |
| lib/cw/words.rb | 137 | B 4 hrs | |
| run_script_tests.rb | 142 | A 0 mins |