Ian's collection of command line utilities:
findext: Lists all file extensions in a directoryindents: Shows how files are indented (tabs versus spaces)isplainascii: Finds non-ascii characters in filesrandom: Generates random numbersregexmv: Moves (or changes the names) of files using regular expression search-and-replacestripws: Stripws white space characters from the ends of lines in text filesxeol: Shows or changes the end-of-line convention in text filesxformcvsstatus: Reformats the output of the CVS status command to be more like Subversion