Dockable app that displays information about mailboxes

wmbiff

Dockable app that displays information about mailboxes

WMBiff is an WindowMaker docking utility, that displays the number of read and unread messages in (usually) five mailboxes. You can also define actions to execute on new mail arrival (for example, play a sound file), [auto]fetchmail from a remote server, execute your mail reader with a mouse click, or list subject lines from unread messages.
dockapp to display disk usage

wmdiskmon

dockapp to display disk usage

wmdiskmon is a dockapp to monitor disk usage. It can be used with X window managers like Window Maker, AfterStep, BlackBox and Enlightenment.
off-line HTML generation toolkit

wml

off-line HTML generation toolkit

WML (Website META Language) is a free and extensible Webdesigner's off-line HTML generation toolkit for Unix. WML consists of a control frontend driving up to nine backends in a sequential pass-oriented filtering scheme. Each backend provides one particular core language. For maximum power WML additionally ships with a well-suited set of include files which provide higher-level features build on top of the backends core languages. While not trivial and idiot proof WML provides most of the core features real hackers always wanted for HTML generation.
Window Maker dockapp for monitoring system information

wmmon

Window Maker dockapp for monitoring system information

WMMon monitors the realtime CPU load as well as the average system load, and gives you some nice additional features too. It is intended for docking in Window Maker.
Dockapp monitoring network interfaces with SNMP support

wmnd-snmp

Dockapp monitoring network interfaces with SNMP support

Shows a graph of incoming/outgoing traffic, activity indicators for rx/tx and current/maximum rate for rx/tx in bytes or packets.
Combined CD Player + Mixer designed for WindowMaker

wmrack

Combined CD Player + Mixer designed for WindowMaker

This dockapp combines a CD player and a mixer in one 48x48 window. Very efficient on screen real-estate. Especially handy if you mainly want a mixer, and only rarely use a CD player, but want to have one around just in case.