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diff --git a/users/ericgebhart/mod_layers/alt_mods.h b/users/ericgebhart/mod_layers/alt_mods.h
new file mode 100644
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+++ b/users/ericgebhart/mod_layers/alt_mods.h
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+#pragma once
+/*
+  Copyright 2018-2022 Eric Gebhart <e.a.gebhart@gmail.com>
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+//
+// non Home row mods, mod layer.
+
+// MOD_ROW variants.
+// input 5 get six, left and right language specific outer edge keys.
+
+// no edge keys.
+// input 5 get 5 with mods applied.
+
+// input 6 get 6 with mods applied.
+
+// base cols in out.  5, 5_6, 6.
+// input column count, output column count, if different.
+
+// L_5  Left                 R_5 Right.
+// K01, K02, K03, K04, K05 - K01, K02, K03, K04, K05
+// pky, rng, mdl, idx, idx - idx, idx, mdl, rng, pnky
+
+// ROW0  - Number row.
+// LEFT.
+#define ROW0L_5_alt(K01, K02, K03, K04, K05)    \
+  K01, K02, K03, K04, K05
+// take and put an extra column in front. Mod K01 how you want it.
+#define ROW0L_6_alt(K01, K02, K03, K04, K05, K06)  K01, \
+    ROW0L_5_alt(K02, K03, K04, K05, K06)
+
+// 5 into 6, derivitive of the first two.
+#define ROW0L_5_6_alt(K01, K02, K03, K04, K05)          \
+  ROW0L_6_alt(LEFT_0, K01, K02, K03, K04, K05)
+
+// RIGHT.
+#define ROW0R_5_alt(K01, K02, K03, K04, K05)    \
+  K01, K02, K03, K04, K05
+// take and put an extra column in front. Mod K01 how you want it.
+#define ROW0R_6_alt(K01, K02, K03, K04, K05, K06)       \
+  ROW0R_5_alt(K01, K02, K03, K04, K05), K06
+
+// 5 into 6, derivitive of the first two.
+#define ROW0R_5_6_alt(K01, K02, K03, K04, K05)          \
+  ROW0R_6_alt(K01, K02, K03, K04, K05, RIGHT_0)
+
+
+// ROW1
+// LEFT.
+#define ROW1L_5_alt(K01, K02, K03, K04, K05)    \
+  K01, K02, K03, K04, K05
+// take and put an extra column in front. Mod K01 how you want it.
+#define ROW1L_6_alt(K01, K02, K03, K04, K05, K06)  K01, \
+    ROW1L_5_alt(K02, K03, K04, K05, K06)
+
+// 5 into 6, derivitive of the first two.
+#define ROW1L_5_6_alt(K01, K02, K03, K04, K05)          \
+  ROW1L_6_alt(LEFT_1, K01, K02, K03, K04, K05)
+
+// RIGHT.
+#define ROW1R_5_alt(K01, K02, K03, K04, K05)                            \
+  K01, K02, K03, K04, K05                                               \
+    // take and put an extra column in front. Mod K01 how you want it.
+#define ROW1R_6_alt(K01, K02, K03, K04, K05, K06)       \
+  ROW1R_5_alt(K01, K02, K03, K04, K05), K06
+
+// 5 into 6, derivitive of the first two.
+#define ROW1R_5_6_alt(K01, K02, K03, K04, K05)          \
+  ROW1R_6_alt(K01, K02, K03, K04, K05, RIGHT_1)
+
+
+// HOME ROW - ROW2
+// LEFT.
+#define ROW2L_5_alt(K01, K02, K03, K04, K05)            \
+  K01, K02, LT(_NAV, K03), MT(MOD_LSFT, K04), K05
+// take and put an extra column in front. Mod K01 how you want it.
+#define ROW2L_6_alt(K01, K02, K03, K04, K05, K06)  K01, \
+    ROW2L_5_alt(K02, K03, K04, K05, K06)
+
+// 5 into 6, derivitive of the first two.
+#define ROW2L_5_6_alt(K01, K02, K03, K04, K05)          \
+  ROW2L_6_alt(LEFT_2, K01, K02, K03, K04, K05)
+
+// RIGHT.
+#define ROW2R_5_alt(K01, K02, K03, K04, K05)                            \
+  K01, MT(MOD_LSFT, K02),  LT(_NAV, K03), K04, K05                      \
+    // take and put an extra column in front. Mod K01 how you want it.
+#define ROW2R_6_alt(K01, K02, K03, K04, K05, K06)       \
+  ROW2R_5_alt(K01, K02, K03, K04, K05),  K06
+
+// 5 into 6, derivitive of the first two.
+#define ROW2R_5_6_alt(K01, K02, K03, K04, K05)          \
+  ROW2R_6_alt(K01, K02, K03, K04, K05, RIGHT_2)
+
+
+// ROW 3
+// LEFT.
+#define ROW3L_5_alt(K01, K02, K03, K04, K05)            \
+  K01, K02, LT(_NAV, K03), K04, MT(MOD_LSFT, K05)
+// take and put an extra column in front. Mod K01 how you want it.
+#define ROW3L_6_alt(K01, K02, K03, K04, K05, K06)  K01, \
+    ROW3L_5_alt(K02, K03, K04, K05, K06)
+
+// 5 into 6, derivitive of the first two.
+#define ROW3L_5_6_alt(K01, K02, K03, K04, K05)          \
+  ROW3L_6_alt(LEFT_3,  K01, K02, K03, K04, K05)
+
+// RIGHT.
+#define ROW3R_5_alt(K01, K02, K03, K04, K05)    \
+  K01, K02, K03, K04, K05
+// take and put an extra column in front. Mod K01 how you want it.
+#define ROW3R_6_alt(K01, K02, K03, K04, K05, K06)  K01, \
+    ROW3R_5_alt(K02, K03, K04, K05, K06)
+
+// 5 into 6, derivitive of the first two.
+#define ROW3R_5_6_alt(K01, K02, K03, K04, K05)          \
+  ROW3R_6_alt(K01, K02, K03, K04, K05, RIGHT_3)