cloc counts blank lines, comment lines, and physical lines of source code in many programming languages, with the following features: * Reads user-supplied language comment definition files * Allows results from multiple runs to be summed together by language and by project. * Produces results in a variety of formats: plain text, XML, YAML, CSV. * Counts code within compressed archives (tarballs, Zip files, Java .ear files). * Has numerous troubleshooting options. * Handles file and directory names with spaces and other unusual characters.