Yes and yes.

ddg://gtk2 systray trayer - Lightweight, GTK2-based systray for UNIX desktop
Gtk2::Window 
'skip-pager-hint' (boolean : readable / writable / private)
    TRUE if the window should not be in the pager. 
'skip-taskbar-hint' (boolean : readable / writable / private)
    TRUE if the window should not be in the task bar.

[download]

Win32::SysTray

build-gtk-glib-post.PL ought to still work

In reply to Re: System tray application by Anonymous Monk
in thread System tray application by chessgui

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