Remapping is very easy. Many resources recommend the xmodmap command, but I've had much more success on recent distros by setting xkbmap options in the Xorg con

Remapping is very easy. Many resources recommend the xmodmap command, but I've had much more success on recent distros by setting xkbmap options in the Xorg config. A big list of possible rules are located at /usr/share/X11/xkb/rules/base.lst Changing alt+tab to ctrl+tab is easy with most window managers. (I find the alt/command physical key much more ergonomic than the physical control key.)