par2cmdline is a PAR 2.0 compatible file verification and repair tool. See http://parchive.sourceforge.net for details of PAR 2.0 specification and discussion of all things PAR. WHAT EXACTLY IS PAR2CMDLINE? par2cmdline is a program for creating and using PAR2 files to detect damage in data files and repair them if necessary. It can be used with any kind of file.