There is an xdg-desktop-portal which an application can use to register a global shortcut. https://github.com/flatpak/xdg-desktop-portal/blob/main/data/org.fre

There is an xdg-desktop-portal which an application can use to register a global shortcut. https://github.com/flatpak/xdg-desktop-portal/blob/main/data/org.freedesktop.portal.GlobalShortcuts.xml https://github.com/flatpak/xdg-desktop-portal/blob/main/data... Not sure which compositor support this and which ones don't. Hyprland, which I use, supports it. There is also ydotool, which can emit key presses anywhere in Linux by registering a virtual uinput device. https://github.com/ReimuNotMoe/ydotool https://github.com/ReimuNotMoe/ydotool Using these two building blocks, it should not be very difficult to implement an application that implements global macro support.