TkUsr => $who, TkUsr is a small program that allows you to manage the Self-mode of a USR/3Com MessagePlus modem. Nettimer => $who, netttimer is a very small, simple program that calculates the amount of time and money you've spent using the Internet.
Open CASCADE => $who, The Open CASCADE Object Libraries are reusable C++ object libraries for producing all types of domain-specific graphic modeling applications.