Packages with the tray use flag

gui-apps / waybar : Highly customizable Wayland bar for Sway and Wlroots based compositors.

  • Enable support for tray

gui-wm / sway : i3-compatible Wayland window manager

  • Enable support for StatusNotifierItem tray specification

lxqt-base / lxqt-panel : LXQt desktop panel and plugins

  • Build tray plugin

media-sound / qmmp : Qt5-based audio player with winamp/xmms skins support

  • Build tray icon