Enable support for tray

Packages describing “tray” as local USE flag

Package “tray” Flag Description
gui-apps/waybar Enable support for tray
gui-wm/sway Enable support for StatusNotifierItem tray specification
media-sound/qmmp Build tray icon
lxqt-base/lxqt-panel Build tray plugin

All packages providing a “tray” USE flag (4)