Modified Dvorak layout xkb configuration /usr/share/X11/xkb/symbols/us /usr/share/X11/xkb/rules/base.xml /usr/share/X11/xkb/rules/evdev.xml optionally delete /var/lib/xkb/*

base.xml

..
        <variant>
          <configItem>
            <name>dvorak-sk-custom</name>
            <description>English (SK Custom Dvorak)</description>
          </configItem>
        </variant>
..

evdev.xml

..
        <variant>
          <configItem>
            <name>dvorak-sk-custom</name>
            <description>English (SK Custom Dvorak)</description>
          </configItem>
        </variant>
..

us

partial alphanumeric_keys modifier_keys
xkb_symbols "dvorak-sk-custom" {

 name[Group1]= "English (SK Custom Dvorak)";

 // Alphanumeric section
 key <TLDE> { [ 0, asciitilde ] };

 key <AE01> { [ 1, exclam ] };
 key <AE02> { [ 2, at ] };
 key <AE03> { [ 3, numbersign ] };
 key <AE04> { [ 4, dollar ] };
 key <AE05> { [ 5, percent ] };
 key <AE06> { [ 6, asciicircum ] };
 key <AE07> { [ 7, ampersand ] };
 key <AE08> { [ 8, checkmark ] };
 key <AE09> { [ 9, ballotcross ] };
 key <AE10> { [ U0394, U25C7, Cut ] };
 key <AE11> { [ dollar, U25C8, Copy ] };
 key <AE12> { [ grave, U25C6, Paste ] };

 key <AD01> { [ apostrophe, quotedbl, backslash] };
 key <AD02> { [ comma, underscore, slash ] };
 key <AD03> { [ period, asterisk, braceright ] };
 key <AD04> { [ p, P, braceleft ] };
 key <AD05> { [ y, Y, minus ] };
 key <AD06> { [ f, F ] };
 key <AD07> { [ g, G ] };
 key <AD08> { [ c, C ] };
 key <AD09> { [ r, R ] };
 key <AD10> { [ l, L ] };
 key <AD11> { [ BackSpace, Delete ] };
 key <AD12> { [ guillemotright, guillemotleft ] };

 key <AC01> { [ a, A, question ] };
 key <AC02> { [ o, O, colon ] };
 key <AC03> { [ e, E, parenright ] };
 key <AC04> { [ u, U, parenleft ] };
 key <AC05> { [ i, I, equal ] };
 key <AC06> { [ d, D ] };
 key <AC07> { [ h, H, Escape ] };
 key <AC08> { [ t, T ] };
 key <AC09> { [ n, N ] };
 key <AC10> { [ s, S ] };
 key <AC11> { [ Begin, End ] };

 key <AB01> { [ colon, bar] };
 key <AB02> { [ q, Q, bracketright] };
 key <AB03> { [ j, J, bracketleft ] };
 key <AB04> { [ k, K, plus ] };
 key <AB05> { [ x, X ] };
 key <AB06> { [ b, B ] };
 key <AB07> { [ m, M ] };
 key <AB08> { [ w, W ] };
 key <AB09> { [ v, V ] };
 key <AB10> { [ z, Z ] };

 key <BKSL> { [ greater, less, U2211 ] };

 include "level3(ralt_switch)"
};