gpgkeymgr is a tool for cleaning up and managing your GnuPGP key ring. It removes old and unnecessary keys according to user-specified criteria. For example, you can remove all expired or revoked keys, or all keys you don't trust, and much more.
Software to manipulate, monitor, and manage messages in a queue of a WebSphere MQ (formally MQSeries) queue manager from a command-line or shell scripting environment.
A framework to implement custom command line interfaces (CLI).