SLOCCount Plugin
This Jenkins CI plug-in generates the trend report for SLOCCount, an open source program which counts the number of lines of codes in over 25 different languages, including C/C++, Ada, COBOL, Fortran, SQL, Ruby, Python, etc...
For more information, visit the wiki page http://wiki.jenkins-ci.org/display/JENKINS/SLOCCount+Plugin.