# i3 > A tiling window manager for X11. > More information: . - Start `i3` (Note that a pre-existing window manager must not be open when this command is run): `i3` - Open a new terminal window: `` - Move the focused window to a workspace: `` - Switch to a workspace: `` - Split the next window horizontally: `` - Split the next window vertically: `` - Open an application launcher: ``