diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..c9c89d3
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "config/zmk-nodefree-config"]
+	path = config/zmk-nodefree-config
+	url = https://github.com/urob/zmk-nodefree-config
diff --git a/config/corne.keymap b/config/corne.keymap
index 0555cf4..43669f7 100644
--- a/config/corne.keymap
+++ b/config/corne.keymap
@@ -8,21 +8,25 @@
 #include <dt-bindings/zmk/keys.h>
 #include <dt-bindings/zmk/bt.h>
 
+#include "zmk-nodefree-config/helper.h"
+#include "zmk-nodefree-config/keypos_def/keypos_42keys.h"
+#include "zmk-nodefree-config/international_chars/german.dtsi"
+
 / {
         keymap {
                 compatible = "zmk,keymap";
 
                 default_layer {
 // -----------------------------------------------------------------------------------------
-// |  TAB |  Q  |  W  |  E  |  R  |  T  |   |  Y  |  U   |  I  |  O  |  P  | BKSP |
-// | CTRL |  A  |  S  |  D  |  F  |  G  |   |  H  |  J   |  K  |  L  |  ;  |  '   |
-// | SHFT |  Z  |  X  |  C  |  V  |  B  |   |  N  |  M   |  ,  |  .  |  /  | ESC  |
-//                    | GUI | LWR | SPC |   | ENT | RSE  | ALT |
+// |  TAB |  Ü  |  ,  |  .  |  P  |  Y  |   |  F  |  G   |  C  |  T  |  Z  |  ?   |
+// | SHFT |  A  |  O  |  E  |  I  |  U  |   |  H  |  D   |  R  |  N  |  S  |  L   |
+// |  Ä   |  Ö  |  Q  |  J  |  K  |  X  |   |  B  |  M   |  ,  |  .  |  #  |  -   |
+//                    | CTRL| GUI | SPC |   | ENT | RSE  | ALT |
                         bindings = <
-   &kp TAB   &kp Q &kp W &kp E &kp R &kp T   &kp Y &kp U  &kp I     &kp O   &kp P    &kp BSPC
-   &kp LCTRL &kp A &kp S &kp D &kp F &kp G   &kp H &kp J  &kp K     &kp L   &kp SEMI &kp SQT
-   &kp LSHFT &kp Z &kp X &kp C &kp V &kp B   &kp N &kp M  &kp COMMA &kp DOT &kp FSLH &kp ESC
-                  &kp LGUI &mo 1 &kp SPACE   &kp RET &mo 2 &kp RALT
+   &kp TAB   &kp de_ue &kp COMMA &kp DOT   &kp P     &kp Y          &kp F     &kp G     &kp C     &kp T     &kp Z     &kp QMARK
+   &kp LSHFT &kp A     &kp O     &kp E     &kp I     &kp U          &kp H     &kp D     &kp R     &kp N     &kp S     &kp L
+   &kp de_ae &kp de_oe &kp Q     &kp J     &kp K     &kp X          &kp B     &kp M     &kp W     &kp V     &kp HASH  &kp MINUS
+                                 &kp LCTRL &kp LGUI  &kp SPACE      &kp RET   &mo 2     &kp RALT
                         >;
                 };
                 lower_layer {
diff --git a/config/zmk-nodefree-config b/config/zmk-nodefree-config
new file mode 160000
index 0000000..4bdd8e8
--- /dev/null
+++ b/config/zmk-nodefree-config
@@ -0,0 +1 @@
+Subproject commit 4bdd8e85dca9ee1c817065bba4a70a7e1fd78eae