KIceMenu - A program to configure your IceWM menus according to your wishes. It allows you to create sub menus, separators and program entries in your file, as well as choosing an icon and a descriptive name. - http://www-student.informatik.uni-bonn.de/~ganster/kicemenu/
IceMe - A graphical menu editor for IceWM written in Python and GTK. - http://iceme.sourceforge.net/
IceWM - The aim of IceWM is to have good 'Feel' and decent 'Look'. It is a window manager optimized for speed, size, usability and consistency. Additional feature is a configurable look (themes) and some integration with desktop environments like GNOME and KDE. - http://www.icewm.org/