diff --git a/keyboards/aleth42/info.json b/keyboards/aleth42/info.json
new file mode 100644
index 000000000..852c94bb0
--- /dev/null
+++ b/keyboards/aleth42/info.json
@@ -0,0 +1,54 @@
+{
+ "keyboard_name": "aleth42",
+ "url": "http://www.sho-k.co.uk/tech/aleth42",
+ "maintainer": "monksoffunk",
+ "width": 12,
+ "height": 4,
+ "layouts": {
+ "LAYOUT": {
+ "layout": [
+ {"x":0, "y":0},
+ {"x":1, "y":0},
+ {"x":2, "y":0},
+ {"x":3, "y":0},
+ {"x":4, "y":0},
+ {"x":5, "y":0},
+ {"x":6, "y":0},
+ {"x":7, "y":0},
+ {"x":8, "y":0},
+ {"x":9, "y":0},
+ {"x":10, "y":0},
+ {"x":11, "y":0},
+ {"x":0, "y":1, "w":1.25},
+ {"x":1.25, "y":1},
+ {"x":2.25, "y":1},
+ {"x":3.25, "y":1},
+ {"x":4.25, "y":1},
+ {"x":5.25, "y":1},
+ {"x":6.25, "y":1},
+ {"x":7.25, "y":1},
+ {"x":8.25, "y":1},
+ {"x":9.25, "y":1},
+ {"x":10.25, "y":1, "w":1.75},
+ {"x":0, "y":2, "w":1.75},
+ {"x":1.75, "y":2},
+ {"x":2.75, "y":2},
+ {"x":3.75, "y":2},
+ {"x":4.75, "y":2},
+ {"x":5.75, "y":2},
+ {"x":6.75, "y":2},
+ {"x":7.75, "y":2},
+ {"x":8.75, "y":2},
+ {"x":9.75, "y":2},
+ {"x":10.75, "y":2, "w":1.25},
+ {"x":0, "y":3, "w":1.25},
+ {"x":1.25, "y":3},
+ {"x":2.25, "y":3, "w":1.25},
+ {"x":3.5, "y":3, "w":2.75},
+ {"x":6.25, "y":3, "w":2.25},
+ {"x":8.5, "y":3, "w":1.25},
+ {"x":9.75, "y":3},
+ {"x":10.75, "y":3, "w":1.25}]
+ }
+ }
+}
\ No newline at end of file
diff --git a/keyboards/aleth42/keymaps/default/keymap.c b/keyboards/aleth42/keymaps/default/keymap.c
new file mode 100644
index 000000000..48214d1e2
--- /dev/null
+++ b/keyboards/aleth42/keymaps/default/keymap.c
@@ -0,0 +1,149 @@
+/* Copyright 2020 monksoffunk
+ *
+ * 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 .
+ */
+#include QMK_KEYBOARD_H
+
+// Defines names for use in layer keycodes and the keymap
+enum layer_names {
+ _QWERTY,
+ _LOWER,
+ _RAISE,
+ _ADJUST,
+};
+
+// Defines the keycodes used by our macros in process_record_user
+enum custom_keycodes {
+ QWERTY = SAFE_RANGE,
+ LOWER,
+ RAISE,
+ ADJUST,
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ /* Default Layer
+ * ,-----------------------------------------------------------.
+ * | Esc| Q | W | E | R | T | Y | U | I | O | P | BS |
+ * |-----------------------------------------------------------|
+ * | Tab | A | S | D | F | G | H | J | K | L | Ent |
+ * |-----------------------------------------------------------|
+ * | LSft | Z | X | C | V | B | N | M | , | . |fn(/)|
+ * |-----------------------------------------------------------|
+ * | LCtl | LAlt| LGui| spc fn0 | spc fn1 |RGui|RAlt|RCtl|
+ * `-----------------------------------------------------------'
+ */
+ [_QWERTY] = LAYOUT(
+ KC_ESC, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSPC,
+ KC_TAB, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_ENT,
+ KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, LT(_ADJUST, KC_SLSH),
+ KC_LCTL, KC_LALT , KC_LGUI, LT(_LOWER, KC_SPC), LT(_RAISE, KC_SPC), KC_RGUI, KC_RALT, KC_RCTL
+ ),
+
+ /* Lower Layer
+ * ,-----------------------------------------------------------.
+ * | ~ | ! | @ | # | $ | % | ^ | & | * | ( | ) | Del|
+ * |-----------------------------------------------------------|
+ * | | | | | | | _ | + | { | } | Pipe |
+ * |-----------------------------------------------------------|
+ * | | | | | | | | ; | ' | Up | |
+ * |-----------------------------------------------------------|
+ * | | | | | |Left|Down|Right |
+ * `-----------------------------------------------------------'
+ */
+ [_LOWER] = LAYOUT(
+ KC_TILD, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_DEL,
+ _______, _______, _______, _______, _______, _______, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE,
+ _______, _______, _______, _______, _______, _______, _______, KC_SCLN, KC_QUOT, KC_UP, _______,
+ _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_RGHT
+ ),
+
+ /* Raise Layer
+ * ,-----------------------------------------------------------.
+ * | ` | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | Del|
+ * |-----------------------------------------------------------|
+ * | F1 | F2 | F3 | F4 | F5 | F6 | - | = | [ | ] | Pipe |
+ * |-----------------------------------------------------------|
+ * | F7 | F8 | F9 | F10| F11| F12| \ | \ | | | |
+ * |-----------------------------------------------------------|
+ * | | | | | | | | |
+ * `-----------------------------------------------------------'
+ */
+ [_RAISE] = LAYOUT(
+ KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_DEL,
+ KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_MINS, KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS,
+ KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_NUHS, KC_NUBS, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______
+ ),
+
+ /* Adjust Layer
+ * ,-----------------------------------------------------------.
+ * |Mute| F1 | F2 | F3 | F4 | F5 | F6 | F7 | F8 | F9 | F10|F11 |
+ * |-----------------------------------------------------------|
+ * | |BTOG |BSTP|BINC| MAC|RGBTOG|HUI|WIN|SAI|VAI| F12 |
+ * |-----------------------------------------------------------|
+ * | Caps |Reset|BBRE|BDEC| |RMOD|HUD | |SAD|VAD | |
+ * |-----------------------------------------------------------|
+ * |SLEEP| | | | | | | |
+ * `-----------------------------------------------------------'
+ */
+ [_ADJUST] = LAYOUT(
+ KC_MUTE, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11,
+ _______, BL_TOGG, BL_STEP, BL_INC, AG_NORM, RGB_TOG, RGB_HUI, AG_SWAP, RGB_SAI, RGB_VAI, KC_F12,
+ KC_CAPS, RESET, BL_BRTG, BL_DEC, _______, RGB_MOD, RGB_HUD, _______, RGB_SAD, RGB_VAD, _______,
+ KC_SLEP, _______, _______, _______, _______, _______, _______, _______
+ ),
+};
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+ if (index == 0) { /* Left encoder */
+ switch (get_highest_layer(layer_state)) {
+ case _QWERTY:
+ if (clockwise) {
+ tap_code(KC_TAB);
+ } else {
+ tap_code16(S(KC_TAB));
+ }
+ break;
+ case _RAISE:
+ if (clockwise) {
+ // tap_code(KC_VOLU);
+ if(keymap_config.swap_lalt_lgui==false){
+ tap_code(KC_LANG2);
+ }else {
+ tap_code16(A(KC_GRV));
+ }
+ } else {
+ if(keymap_config.swap_lalt_lgui==false){
+ tap_code(KC_LANG1);
+ } else {
+ tap_code16(A(KC_GRV));
+ }
+ }
+ break;
+ case _ADJUST:
+ if (clockwise) {
+ tap_code(KC_VOLU);
+ } else {
+ tap_code(KC_VOLD);
+ }
+ }
+
+ } else if (index == 1) { /* Right encoder */
+ if (clockwise) {
+ tap_code(KC_PGDN);
+ } else {
+ tap_code(KC_PGUP);
+ }
+ }
+}
diff --git a/keyboards/aleth42/keymaps/default/readme.md b/keyboards/aleth42/keymaps/default/readme.md
new file mode 100644
index 000000000..85da46e69
--- /dev/null
+++ b/keyboards/aleth42/keymaps/default/readme.md
@@ -0,0 +1,50 @@
+# The default keymap for aleth42
+
+Default Layer
+
+ ,-----------------------------------------------------------.
+ | Esc| Q | W | E | R | T | Y | U | I | O | P | BS |
+ |-----------------------------------------------------------|
+ | Tab | A | S | D | F | G | H | J | K | L | Ent |
+ |-----------------------------------------------------------|
+ | LSft | Z | X | C | V | B | N | M | , | . |fn(/)|
+ |-----------------------------------------------------------|
+ | Lctl | LAlt| LGui| spc fn0 | spc fn1 |RGui|RAlt|RCtl|
+ `-----------------------------------------------------------'
+
+Lower Layer = fn0
+
+ ,-----------------------------------------------------------.
+ | ~ | ! | @ | # | $ | % | ^ | & | * | ( | ) | Del|
+ |-----------------------------------------------------------|
+ | | | | | | | _ | + | { | } | Pipe |
+ |-----------------------------------------------------------|
+ | | | | | | | | ; | ' | Up | |
+ |-----------------------------------------------------------|
+ | | | | | |Left|Down|Right |
+ `-----------------------------------------------------------'
+
+Raise Layer = fn1
+
+ ,-----------------------------------------------------------.
+ | ` | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | Del|
+ |-----------------------------------------------------------|
+ | F1 | F2 | F3 | F4 | F5 | F6 | - | = | [ | ] | Pipe |
+ |-----------------------------------------------------------|
+ | F7 | F8 | F9 | F10| F11| F12| \ | \ | | | |
+ |-----------------------------------------------------------|
+ | | | | | | | | |
+ `-----------------------------------------------------------'
+
+Adjust Layer = fn
+
+ ,-----------------------------------------------------------.
+ |Mute| F1 | F2 | F3 | F4 | F5 | F6 | F7 | F8 | F9 | F10|F11 |
+ |-----------------------------------------------------------|
+ | |BTOG |BSTP|BINC| MAC|RGBTOG|HUI|WIN|SAI|VAI| F12 |
+ |-----------------------------------------------------------|
+ | Caps |Reset|BBRE|BDEC| |RMOD|HUD | |SAD|VAD | |
+ |-----------------------------------------------------------|
+ |SLEEP| | | | | | | |
+ `-----------------------------------------------------------'
+
diff --git a/keyboards/aleth42/keymaps/via/config.h b/keyboards/aleth42/keymaps/via/config.h
new file mode 100644
index 000000000..f664d664f
--- /dev/null
+++ b/keyboards/aleth42/keymaps/via/config.h
@@ -0,0 +1,22 @@
+/* Copyright 2020 monksoffunk
+ *
+ * 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 .
+ */
+
+#pragma once
+
+// place overrides here
+// #define TAPPING_TERM 200
+#define PERMISSIVE_HOLD
+#define ENCODER_RESOLUTION 2
\ No newline at end of file
diff --git a/keyboards/aleth42/keymaps/via/keymap.c b/keyboards/aleth42/keymaps/via/keymap.c
new file mode 100644
index 000000000..e747b0d64
--- /dev/null
+++ b/keyboards/aleth42/keymaps/via/keymap.c
@@ -0,0 +1,149 @@
+/* Copyright 2020 monksoffunk
+ *
+ * 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 .
+ */
+#include QMK_KEYBOARD_H
+
+// Defines names for use in layer keycodes and the keymap
+enum layer_names {
+ _QWERTY,
+ _LOWER,
+ _RAISE,
+ _ADJUST,
+};
+
+// Defines the keycodes used by our macros in process_record_user
+enum custom_keycodes {
+ QWERTY = SAFE_RANGE,
+ LOWER,
+ RAISE,
+ ADJUST,
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ /* Default Layer
+ * ,-----------------------------------------------------------.
+ * | Esc| Q | W | E | R | T | Y | U | I | O | P | BS |
+ * |-----------------------------------------------------------|
+ * | Tab | A | S | D | F | G | H | J | K | L | Ent |
+ * |-----------------------------------------------------------|
+ * | LSft | Z | X | C | V | B | N | M | , | . |fn(/)|
+ * |-----------------------------------------------------------|
+ * | Esc | LAlt| LGui| spc fn0 | spc fn1 |RGui|RAlt|RCtl|
+ * `-----------------------------------------------------------'
+ */
+ [_QWERTY] = LAYOUT(
+ KC_ESC, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSPC,
+ MT(MOD_LCTL, KC_TAB), KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_ENT,
+ KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, LT(_ADJUST, KC_SLSH),
+ MT(MOD_LCTL, KC_ESC), KC_LALT , KC_LGUI, LT(_LOWER, KC_SPC), LT(_RAISE, KC_SPC), KC_RGUI, KC_RALT, KC_RCTL
+ ),
+
+ /* Lower Layer
+ * ,-----------------------------------------------------------.
+ * | ~ | ! | @ | # | $ | % | ^ | & | * | ( | ) | Del|
+ * |-----------------------------------------------------------|
+ * | | | | | | | _ | + | { | } | Pipe |
+ * |-----------------------------------------------------------|
+ * | | | | | | | | ; | ' | Up | |
+ * |-----------------------------------------------------------|
+ * | | | | | |Left|Down|Right |
+ * `-----------------------------------------------------------'
+ */
+ [_LOWER] = LAYOUT(
+ KC_TILD, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_DEL,
+ _______, _______, _______, _______, _______, _______, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE,
+ _______, _______, _______, _______, _______, _______, _______, KC_SCLN, KC_QUOT, KC_UP, _______,
+ _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_RGHT
+ ),
+
+ /* Raise Layer
+ * ,-----------------------------------------------------------.
+ * | ` | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | Del|
+ * |-----------------------------------------------------------|
+ * | F1 | F2 | F3 | F4 | F5 | F6 | - | = | [ | ] | Pipe |
+ * |-----------------------------------------------------------|
+ * | F7 | F8 | F9 | F10| F11| F12| \ | \ | | | |
+ * |-----------------------------------------------------------|
+ * | | | | | | | | |
+ * `-----------------------------------------------------------'
+ */
+ [_RAISE] = LAYOUT(
+ KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_DEL,
+ KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_MINS, KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS,
+ KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_NUHS, KC_NUBS, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______
+ ),
+
+ /* Adjust Layer
+ * ,-----------------------------------------------------------.
+ * |Mute| F1 | F2 | F3 | F4 | F5 | F6 | F7 | F8 | F9 | F10|F11 |
+ * |-----------------------------------------------------------|
+ * | |BTOG |BSTP|BINC| MAC|RGBTOG|HUI|WIN|SAI|VAI| F12 |
+ * |-----------------------------------------------------------|
+ * | Caps |Reset|BBRE|BDEC| |RMOD|HUD | |SAD|VAD | |
+ * |-----------------------------------------------------------|
+ * |SLEEP| | | | | | | |
+ * `-----------------------------------------------------------'
+ */
+ [_ADJUST] = LAYOUT(
+ KC_MUTE, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11,
+ _______, BL_TOGG, BL_STEP, BL_INC, AG_NORM, RGB_TOG, RGB_HUI, AG_SWAP, RGB_SAI, RGB_VAI, KC_F12,
+ KC_CAPS, RESET, BL_BRTG, BL_DEC, _______, RGB_MOD, RGB_HUD, _______, RGB_SAD, RGB_VAD, _______,
+ KC_SLEP, _______, _______, _______, _______, _______, _______, _______
+ ),
+};
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+ if (index == 0) { /* Left encoder */
+ switch (get_highest_layer(layer_state)) {
+ case _QWERTY:
+ if (clockwise) {
+ tap_code(KC_TAB);
+ } else {
+ tap_code16(S(KC_TAB));
+ }
+ break;
+ case _RAISE:
+ if (clockwise) {
+ // tap_code(KC_VOLU);
+ if(keymap_config.swap_lalt_lgui==false){
+ tap_code(KC_LANG2);
+ }else {
+ tap_code16(A(KC_GRV));
+ }
+ } else {
+ if(keymap_config.swap_lalt_lgui==false){
+ tap_code(KC_LANG1);
+ } else {
+ tap_code16(A(KC_GRV));
+ }
+ }
+ break;
+ case _ADJUST:
+ if (clockwise) {
+ tap_code(KC_VOLU);
+ } else {
+ tap_code(KC_VOLD);
+ }
+ }
+
+ } else if (index == 1) { /* Right encoder */
+ if (clockwise) {
+ tap_code(KC_PGDN);
+ } else {
+ tap_code(KC_PGUP);
+ }
+ }
+}
\ No newline at end of file
diff --git a/keyboards/aleth42/keymaps/via/readme.md b/keyboards/aleth42/keymaps/via/readme.md
new file mode 100644
index 000000000..01f2cfee3
--- /dev/null
+++ b/keyboards/aleth42/keymaps/via/readme.md
@@ -0,0 +1,56 @@
+# The VIA keymap for aleth42
+
+Default Layer
+
+ ,-----------------------------------------------------------.
+ | Esc| Q | W | E | R | T | Y | U | I | O | P | BS |
+ |-----------------------------------------------------------|
+ | Tab*| A | S | D | F | G | H | J | K | L | Ent |
+ |-----------------------------------------------------------|
+ | LSft | Z | X | C | V | B | N | M | , | . |fn(/)|
+ |-----------------------------------------------------------|
+ | Esc* | LAlt| LGui| spc fn0 | spc fn1 |RGui|RAlt|RCtl|
+ `-----------------------------------------------------------'
+
+Tab* would activate Left Control when held, and send Tab when tapped.
+
+Esc* would activate Left Control when held, and send Escape when tapped.
+
+Esc* is useful with a rotary encoder @ upper-left Esc location.
+
+Lower Layer = fn0
+
+ ,-----------------------------------------------------------.
+ | ~ | ! | @ | # | $ | % | ^ | & | * | ( | ) | Del|
+ |-----------------------------------------------------------|
+ | | | | | | | _ | + | { | } | Pipe |
+ |-----------------------------------------------------------|
+ | | | | | | | | ; | ' | Up | |
+ |-----------------------------------------------------------|
+ | | | | | |Left|Down|Right |
+ `-----------------------------------------------------------'
+
+Raise Layer = fn1
+
+ ,-----------------------------------------------------------.
+ | ` | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | Del|
+ |-----------------------------------------------------------|
+ | F1 | F2 | F3 | F4 | F5 | F6 | - | = | [ | ] | Pipe |
+ |-----------------------------------------------------------|
+ | F7 | F8 | F9 | F10| F11| F12| \ | \ | | | |
+ |-----------------------------------------------------------|
+ | | | | | | | | |
+ `-----------------------------------------------------------'
+
+Adjust Layer = fn
+
+ ,-----------------------------------------------------------.
+ |Mute| F1 | F2 | F3 | F4 | F5 | F6 | F7 | F8 | F9 | F10|F11 |
+ |-----------------------------------------------------------|
+ | |BTOG |BSTP|BINC| MAC|RGBTOG|HUI|WIN|SAI|VAI| F12 |
+ |-----------------------------------------------------------|
+ | Caps |Reset|BBRE|BDEC| |RMOD|HUD | |SAD|VAD | |
+ |-----------------------------------------------------------|
+ |SLEEP| | | | | | | |
+ `-----------------------------------------------------------'
+
diff --git a/keyboards/aleth42/keymaps/via/rules.mk b/keyboards/aleth42/keymaps/via/rules.mk
new file mode 100644
index 000000000..35a31dea8
--- /dev/null
+++ b/keyboards/aleth42/keymaps/via/rules.mk
@@ -0,0 +1,2 @@
+VIA_ENABLE = yes
+CONSOLE_ENABLE = no
diff --git a/keyboards/aleth42/readme.md b/keyboards/aleth42/readme.md
new file mode 100644
index 000000000..3da1231d6
--- /dev/null
+++ b/keyboards/aleth42/readme.md
@@ -0,0 +1,15 @@
+# ALETH42
+
+
+
+40% keyboard with rotary encoder (optional)
+
+* Keyboard Maintainer: [monksoffunk](https://github.com/monksoffunk/) [@monksoffunkJP](https://twitter.com/monksoffunkJP)
+* Hardware Supported: ALETH42 PCB
+* Hardware Availability: [twitter](https://twitter.com/monksoffunkJP), [Booth](https://25keys.booth.pm/items/2420095)
+
+Make example for this keyboard (after setting up your build environment):
+
+ make aleth42:default
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
diff --git a/keyboards/aleth42/rev0/config.h b/keyboards/aleth42/rev0/config.h
new file mode 100644
index 000000000..da10e30a4
--- /dev/null
+++ b/keyboards/aleth42/rev0/config.h
@@ -0,0 +1,82 @@
+/*
+Copyright 2020 monksoffunk
+
+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 .
+*/
+
+#pragma once
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID 0x04D8
+#define PRODUCT_ID 0xEAC8
+#define DEVICE_VER 0x0000
+#define MANUFACTURER 25KEYS
+#define PRODUCT ALETH42
+
+/* key matrix size */
+#define MATRIX_ROWS 4
+#define MATRIX_COLS 11
+
+/* key matrix pins */
+#define MATRIX_ROW_PINS { B0, B1, B2, B3 }
+#define MATRIX_COL_PINS { D0, D1, D2, D3, D4, D5, D6, C2, C4, C5, C6 }
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+#define ENCODERS_PAD_A { B6, B5 } // located @ upper left
+#define ENCODERS_PAD_B { B7, B4 } // located @ bottom left
+
+#define RGB_DI_PIN C7
+#ifdef RGB_DI_PIN
+ #define RGBLED_NUM 6
+ #define RGBLIGHT_HUE_STEP 8
+ #define RGBLIGHT_SAT_STEP 8
+ #define RGBLIGHT_VAL_STEP 8
+ #define RGBLIGHT_LIMIT_VAL 255 /* The maximum brightness level */
+ #define RGBLIGHT_SLEEP /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+ /*== all animations enable ==*/
+ #define RGBLIGHT_ANIMATIONS
+// /*== or choose animations ==*/
+// #define RGBLIGHT_EFFECT_BREATHING
+// #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+// #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+// #define RGBLIGHT_EFFECT_SNAKE
+// #define RGBLIGHT_EFFECT_KNIGHT
+// #define RGBLIGHT_EFFECT_CHRISTMAS
+// #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+// #define RGBLIGHT_EFFECT_RGB_TEST
+// #define RGBLIGHT_EFFECT_ALTERNATING
+// /*== customize breathing effect ==*/
+// /*==== (DEFAULT) use fixed table instead of exp() and sin() ====*/
+// #define RGBLIGHT_BREATHE_TABLE_SIZE 256 // 256(default) or 128 or 64
+// /*==== use exp() and sin() ====*/
+// #define RGBLIGHT_EFFECT_BREATHE_CENTER 1.85 // 1 to 2.7
+// #define RGBLIGHT_EFFECT_BREATHE_MAX 255 // 0 to 255
+#endif
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/* disable these deprecated features by default */
+#define NO_ACTION_MACRO
+#define NO_ACTION_FUNCTION
\ No newline at end of file
diff --git a/keyboards/aleth42/rev0/readme.md b/keyboards/aleth42/rev0/readme.md
new file mode 100644
index 000000000..2457a7a10
--- /dev/null
+++ b/keyboards/aleth42/rev0/readme.md
@@ -0,0 +1,15 @@
+# ALETH42
+
+
+
+40% keyboard with rotary encoder (optional)
+
+* Keyboard Maintainer: [monksoffunk](https://github.com/monksoffunk/) [@monksoffunkJP](https://twitter.com/monksoffunkJP)
+* Hardware Supported: ALETH42 PCB
+* Hardware Availability: [twitter](https://twitter.com/monksoffunkJP)
+
+Make example for this keyboard (after setting up your build environment):
+
+ make aleth42:default
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
diff --git a/keyboards/aleth42/rev0/rev0.c b/keyboards/aleth42/rev0/rev0.c
new file mode 100644
index 000000000..ce91e8380
--- /dev/null
+++ b/keyboards/aleth42/rev0/rev0.c
@@ -0,0 +1,17 @@
+/* Copyright 2020 monksoffunk
+ *
+ * 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 .
+ */
+
+#include "rev0.h"
\ No newline at end of file
diff --git a/keyboards/aleth42/rev0/rev0.h b/keyboards/aleth42/rev0/rev0.h
new file mode 100644
index 000000000..a5dd74037
--- /dev/null
+++ b/keyboards/aleth42/rev0/rev0.h
@@ -0,0 +1,54 @@
+/* Copyright 2020 monksoffunk
+ *
+ * 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 .
+ */
+
+#pragma once
+
+#include "quantum.h"
+
+// for readability
+#define XXX KC_NO
+
+/* This is a shortcut to help you visually see your layout.
+ *
+ * The first section contains all of the arguments representing the physical
+ * layout of the board and position of the keys.
+ *
+ * The second converts the arguments into a two-dimensional array which
+ * represents the switch matrix.
+ */
+/* ALETH42 layout
+ * ,-----------------------------------------------------------.
+ * | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 0A | 38 |
+ * |-----------------------------------------------------------|
+ * | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A |
+ * |-----------------------------------------------------------|
+ * | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 2A |
+ * |-----------------------------------------------------------|
+ * | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 |
+ * `-----------------------------------------------------------'
+ */
+#define LAYOUT( \
+ k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0A, k38,\
+ k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1A,\
+ k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2A,\
+ k30, k31, k32, k33, k34, k35, k36, k37\
+) \
+{ \
+ { k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0A },\
+ { k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1A },\
+ { k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2A },\
+ { k30, k31, k32, k33, k34, k35, k36, k37, XXX, XXX, k38 }\
+}
diff --git a/keyboards/aleth42/rev0/rules.mk b/keyboards/aleth42/rev0/rules.mk
new file mode 100644
index 000000000..a54fa022f
--- /dev/null
+++ b/keyboards/aleth42/rev0/rules.mk
@@ -0,0 +1,22 @@
+# MCU name
+MCU = atmega32u2
+
+# Bootloader selection
+BOOTLOADER = atmel-dfu
+
+# Build Options
+# change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = no # Mouse keys
+EXTRAKEY_ENABLE = yes # Audio control and System control
+CONSOLE_ENABLE = yes # Console for debug
+COMMAND_ENABLE = no # Commands for debug and configuration
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = no # USB Nkey Rollover
+BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = yes # Enable keyboard RGB underglow
+ENCODER_ENABLE = yes
+TAP_DANCE_ENABLE = no
diff --git a/keyboards/aleth42/rev1/config.h b/keyboards/aleth42/rev1/config.h
new file mode 100644
index 000000000..38c74c6bf
--- /dev/null
+++ b/keyboards/aleth42/rev1/config.h
@@ -0,0 +1,82 @@
+/*
+Copyright 2020 monksoffunk
+
+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 .
+*/
+
+#pragma once
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID 0x04D8
+#define PRODUCT_ID 0xEAC8
+#define DEVICE_VER 0x0001
+#define MANUFACTURER 25KEYS
+#define PRODUCT ALETH42
+
+/* key matrix size */
+#define MATRIX_ROWS 4
+#define MATRIX_COLS 11
+
+/* key matrix pins */
+#define MATRIX_ROW_PINS { B4, B0, B2, B1 }
+#define MATRIX_COL_PINS { D5, D3, D2, D1, D0, D6, D4, F7, F0, F1, F4 }
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+#define ENCODERS_PAD_A { B5, F5 }
+#define ENCODERS_PAD_B { B6, F6 }
+
+#define BACKLIGHT_PIN C6
+#define BACKLIGHT_BREATHING
+#define BACKLIGHT_LEVELS 8
+
+#define RGB_DI_PIN B3
+#ifdef RGB_DI_PIN
+ #define RGBLED_NUM 8
+ #define RGBLIGHT_HUE_STEP 8
+ #define RGBLIGHT_SAT_STEP 8
+ #define RGBLIGHT_VAL_STEP 8
+ #define RGBLIGHT_LIMIT_VAL 255 /* The maximum brightness level */
+ #define RGBLIGHT_SLEEP /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+ /*== all animations enable ==*/
+ #define RGBLIGHT_ANIMATIONS
+// /*== or choose animations ==*/
+// #define RGBLIGHT_EFFECT_BREATHING
+// #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+// #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+// #define RGBLIGHT_EFFECT_SNAKE
+// #define RGBLIGHT_EFFECT_KNIGHT
+// #define RGBLIGHT_EFFECT_CHRISTMAS
+// #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+// #define RGBLIGHT_EFFECT_RGB_TEST
+// #define RGBLIGHT_EFFECT_ALTERNATING
+// /*== customize breathing effect ==*/
+// /*==== (DEFAULT) use fixed table instead of exp() and sin() ====*/
+// #define RGBLIGHT_BREATHE_TABLE_SIZE 256 // 256(default) or 128 or 64
+// /*==== use exp() and sin() ====*/
+// #define RGBLIGHT_EFFECT_BREATHE_CENTER 1.85 // 1 to 2.7
+// #define RGBLIGHT_EFFECT_BREATHE_MAX 255 // 0 to 255
+#endif
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
\ No newline at end of file
diff --git a/keyboards/aleth42/rev1/readme.md b/keyboards/aleth42/rev1/readme.md
new file mode 100644
index 000000000..3da1231d6
--- /dev/null
+++ b/keyboards/aleth42/rev1/readme.md
@@ -0,0 +1,15 @@
+# ALETH42
+
+
+
+40% keyboard with rotary encoder (optional)
+
+* Keyboard Maintainer: [monksoffunk](https://github.com/monksoffunk/) [@monksoffunkJP](https://twitter.com/monksoffunkJP)
+* Hardware Supported: ALETH42 PCB
+* Hardware Availability: [twitter](https://twitter.com/monksoffunkJP), [Booth](https://25keys.booth.pm/items/2420095)
+
+Make example for this keyboard (after setting up your build environment):
+
+ make aleth42:default
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
diff --git a/keyboards/aleth42/rev1/rev1.c b/keyboards/aleth42/rev1/rev1.c
new file mode 100644
index 000000000..360cf8e7f
--- /dev/null
+++ b/keyboards/aleth42/rev1/rev1.c
@@ -0,0 +1,17 @@
+/* Copyright 2020 monksoffunk
+ *
+ * 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 .
+ */
+
+#include "rev1.h"
\ No newline at end of file
diff --git a/keyboards/aleth42/rev1/rev1.h b/keyboards/aleth42/rev1/rev1.h
new file mode 100644
index 000000000..a5dd74037
--- /dev/null
+++ b/keyboards/aleth42/rev1/rev1.h
@@ -0,0 +1,54 @@
+/* Copyright 2020 monksoffunk
+ *
+ * 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 .
+ */
+
+#pragma once
+
+#include "quantum.h"
+
+// for readability
+#define XXX KC_NO
+
+/* This is a shortcut to help you visually see your layout.
+ *
+ * The first section contains all of the arguments representing the physical
+ * layout of the board and position of the keys.
+ *
+ * The second converts the arguments into a two-dimensional array which
+ * represents the switch matrix.
+ */
+/* ALETH42 layout
+ * ,-----------------------------------------------------------.
+ * | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 0A | 38 |
+ * |-----------------------------------------------------------|
+ * | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 1A |
+ * |-----------------------------------------------------------|
+ * | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 2A |
+ * |-----------------------------------------------------------|
+ * | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 |
+ * `-----------------------------------------------------------'
+ */
+#define LAYOUT( \
+ k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0A, k38,\
+ k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1A,\
+ k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2A,\
+ k30, k31, k32, k33, k34, k35, k36, k37\
+) \
+{ \
+ { k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0A },\
+ { k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1A },\
+ { k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2A },\
+ { k30, k31, k32, k33, k34, k35, k36, k37, XXX, XXX, k38 }\
+}
diff --git a/keyboards/aleth42/rev1/rules.mk b/keyboards/aleth42/rev1/rules.mk
new file mode 100644
index 000000000..9441d4051
--- /dev/null
+++ b/keyboards/aleth42/rev1/rules.mk
@@ -0,0 +1,22 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = atmel-dfu
+
+# Build Options
+# change yes to no to disable
+#
+BOOTMAGIC_ENABLE = lite # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = no # Mouse keys
+EXTRAKEY_ENABLE = yes # Audio control and System control
+CONSOLE_ENABLE = yes # Console for debug
+COMMAND_ENABLE = no # Commands for debug and configuration
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = no # USB Nkey Rollover
+BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = yes # Enable keyboard RGB underglow
+ENCODER_ENABLE = yes
+TAP_DANCE_ENABLE = no
diff --git a/keyboards/aleth42/rules.mk b/keyboards/aleth42/rules.mk
new file mode 100644
index 000000000..8d130979b
--- /dev/null
+++ b/keyboards/aleth42/rules.mk
@@ -0,0 +1 @@
+DEFAULT_FOLDER = aleth42/rev1