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).
Temperature.app is a Window Maker applet which fetches local temperature information every 15 minutes from http://weather.noaa.gov and displays it (in Celsius or Fahrenheit).
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.
WMBlueObject displays a spinning 3D object using OpenGL rendering. It runs as a dockapp. You can choose the object by clicking on the window, or with the command line option '-o'. If you have a scroll wheel on your mouse, you can zoom in and out using it.
Pop3eye is a pop3 (also apop and mbox) email notifier dockapp. What? Another one? Well, yeah, but others just didn't do what I wanted. Pop3eye can notify you of email from specific people or with certain subjects. These are filtered using regular expressions. It will also display 7 partial lines of the email body in a tooltip window. It can monitor up to 5 accounts and display 1, 2 or 3 accounts at a time. All features can be modified in the .pop3eyerc file.
WMZCalock is a dockapp calendar clock for use with Window Maker and other X window managers. It features a number of different time modes and the ability to change its colors and fonts.
A simple text based network device status monitor. It shows a weighted average of the traffic for the past several seconds. The average includes the overhead packets.