Different versions are needed due to the variety of ps commands. IFind searches all the system include directories for patterns. These are scripts that kill processes based on a grep of a ps list. Different versions are needed due to the variations in the ps command, but one of these should work on most Unix-like systems. We also have Kill.aix , Kill.hpux , Kill.solaris , Kill.sunos and, but these are probably the same as one of the above.
Man converts a man page to plain text, suitable for editing.
This uses the stripman command to remove underscores and other unprintable stuff. You can look up a man page from your browser, and references to other man pages are converted to hyperlinks. Mrpl builds a reply header from a block of email headers. NSlookup or Calls nslookup and strips off all its verbiage, so that its output can easily be used in scripts. See mfl for another such text tool.