Wmpopup is a Window Maker dockapp that allows you to send and receive messages to/from a Windows network over samba, such as "winpopup" or "net send" for Windows or "Linpopup" for linux.
Cdmon is a daemon that monitors plugs of CD medias. When a CD is detected, devmon mounts it and start a dockapp that allows to launch your favorite filemanager (left click) or unmount the device (right click).
Pywmsysmon is a dockapp that displays your current CPU and memory usage. It has a graph displaying the history of the CPU usage and a bar to display the current amount of memory in use.
wmbp6 is a DockApp monitoring sensors (temperatures and fans speed) of an Abit BP6 mother board. It use lm_sensors 2.3.0 or newer (untested). Double-click on wmbp6 launch BP6mon, a more detailed monitor.