This project consists of analysis of open source code projects including lines of code, testability rating and performance ratings. Data below based on 2013 analysis.
Lines of source code (no blanks) and lines of comments
| Project | Lines of Code | Lines of Comments | Lines Test Code | Test Ratio |
| OpenJDK_All | 1,484,039 | 1,127,626 | ||
| Netbeans | 449,082 | 188,197 | ||
| Eclipse | 449,082 | 188,197 | ||
| OpenCMS | 234,212 | 204,091 | 40705 | 0.173795536 |
| OpenJDK | 219,863 | 350,283 | ||
| hibernate | 211,814 | 129,021 | ||
| Tomcat | 184,058 | 119,553 | ||
| jEdit | 108,299 | 45,291 | ||
| Wicket | 73,650 | 63,780 | 45516 | 0.618004073 |
| google-commons(guava) | 65,098 | 46,898 | 82657 | 1.269731789 |
| OpenMRS | 31,688 | 14,544 | ||
| jodaTime | 27,638 | 34,917 | ||
| Spring | 25,987 | 22,774 | 14174 | 0.545426559 |
| Jetty | 18,279 | 6,784 | ||
| dom4j | 17,964 | 18,875 | ||
| log4j | 15,545 | 11,553 | ||
| jUnit | 4,018 | 999 |