X11 good tools's repositories
x11clipboard
X11 clipboard, one to COPY, one to PASTE
xwinmosaic
X11 window switcher with fancy look.
j4-dmenu-desktop
A fast desktop menu
GPL-3.0000
xkb-switch
Switch your X keyboard layouts from the command line
xkblayout-state
A small command-line program to get/set the current keyboard layout.
xkbs1kls
Very simple X11 keyboard layout switcher that have not conflicts with apllications hotkeys.
Language:CGPL-3.0000