Window switcher for i3 window manager (https://i3wm.org)
Switch windows on the active/current workspace only.
$ i3-alt-tab.py next current # Focus next window in current workspace only
$ i3-alt-tab.py prev current # Focus previous window in current workspace only
Switch windows on all workspaces.
$ i3-alt-tab.py next all # Focus next window
$ i3-alt-tab.py prev all # Focus previous window
Insert the following line into your i3 config;
bindsym $alt+Tab exec i3-alt-tab.py next current
bindsym $alt+Shift+Tab exec i3-alt-tab.py prev current
Insert the following line into your i3 config;
bindsym $alt+Tab exec i3-alt-tab.py next all
bindsym $alt+Shift+Tab exec i3-alt-tab.py prev all