IceWM 3.4.0 might as well be called the Keybinding Update, since virtually all changes are related to them in some way. This release adds support for Keybindings to literal Latin-1 characters, all UTF-8 code points in keybindings, and more.
https://www.osnews.com/story/136207/...-4-0-released/
https://www.osnews.com/story/136207/...-4-0-released/