Xmodmap

! make caps_lock an additional control
clear Lock
keycode 66 = Control_L
add Control = Control_L

! make a fake escape key (so we can map it with xcape)
keycode 999 = Escape

!keycode any = space

!keycode 65 = Hyper_L
!add mod4 = Hyper_L

!Custom Keybindings
! "#@  /\|&  ()[]{}  <>~$ 
!
keycode  44 = j J j J quotedbl apostrophe quotedbl apostrophe
keycode  45 = k K k K numbersign ampersand numbersign ampersand
keycode  46 = l L l L at dollar at dollar

keycode  47 = odiaeresis Odiaeresis odiaeresis Odiaeresis slash braceleft slash braceleft
keycode  48 = adiaeresis Adiaeresis adiaeresis Adiaeresis backslash braceright backslash braceright 
keycode  51 = apostrophe asterisk apostrophe asterisk bar ampersand bar

keycode  33 = p P p P parenleft bracketleft parenleft
keycode  34 = aring Aring aring Aring parenright bracketright parenright

keycode  59 = comma semicolon comma semicolon less dead_ogonek less
keycode  60 = period colon period colon greater dead_abovedot greater
keycode  61 = minus underscore minus underscore asciitilde dollar asciitilde