| Name | Lines of code | Maintainability | Test coverage |
| src/lexers/XMLParser.js | 65 | A 2 hrs | A 96% |
| src/languages/Jade.js | 65 | B 6 hrs | |
| src/languages/CoffeeScript.js | 65 | B 6 hrs | |
| src/languages/Python.js | 71 | B 4 hrs | |
| src/languages/Ruby.js | 75 | B 5 hrs | |
| src/languages/PHP.js | 80 | C 7 hrs | |
| src/lexers/PHPLexer.js | 87 | B 6 hrs | A 96% |
| src/languages/Haxe.js | 88 | C 1 day | |
| src/Preferences.js | 114 | B 6 hrs | |
| src/lexers/JSParser.js | 120 | D 1 day | A 96% |
| main.js | 146 | A 0 mins | |
| src/OutlineManager.js | 172 | D 1 day | |
| src/Autohide.js | 172 | A 1 hr | |
| thirdparty/promise.js | 511 | F 1 wk | |
| thirdparty/htmlparser2.js | 3,326 | F 2 mos | |
| thirdparty/postcss-safe-parser.js | 5,443 | F 2 mos | |
| thirdparty/php-parser.js | 5,652 | F 4 mos | |
| thirdparty/espree.js | 5,906 | F 2 mos |