diff --git a/keyboards/rart/rart75m/config.h b/keyboards/rart/rart75m/config.h
new file mode 100644
index 000000000..528082cee
--- /dev/null
+++ b/keyboards/rart/rart75m/config.h
@@ -0,0 +1,61 @@
+/*Copyright 2021 Alabahuy
+
+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"
+
+#define VENDOR_ID 0x414C
+#define PRODUCT_ID 0x6075
+#define DEVICE_VER 0x0001
+#define MANUFACTURER Alabahuy
+#define PRODUCT 75
+
+/* key matrix size */
+#define MATRIX_ROWS 6
+#define MATRIX_COLS 14
+
+/*
+ * Keyboard Matrix Assignments
+ *
+ * Change this to how you wired your keyboard
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
+ * ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
+ *
+ */
+/* 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14*/
+#define MATRIX_ROW_PINS { C7, B3, B1, B0, D3, D2 }
+#define MATRIX_COL_PINS { B2, D4, F0, C6, F1, D7, F4, E6, F5, B4, F6, B5, F7, B6 }
+#define UNUSED_PINS
+
+#define ENCODERS_PAD_B { B7 }
+#define ENCODERS_PAD_A { D6 }
+#define ENCODER_RESOLUTION 2 //default/suggested
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+/* 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
+
+#define OLED_TIMEOUT 600000
diff --git a/keyboards/rart/rart75m/info.json b/keyboards/rart/rart75m/info.json
new file mode 100644
index 000000000..c9585aafd
--- /dev/null
+++ b/keyboards/rart/rart75m/info.json
@@ -0,0 +1,101 @@
+{
+ "keyboard_name": "RART75M",
+ "url": "",
+ "maintainer": "Alabahuy",
+ "width": 15,
+ "height": 6,
+ "layouts": {
+ "LAYOUT_all": {
+ "layout": [
+ {"x":1.5, "y":0},
+ {"x":3, "y":0},
+ {"x":4, "y":0},
+ {"x":5, "y":0},
+ {"x":6, "y":0},
+ {"x":7.25, "y":0},
+ {"x":8.25, "y":0},
+ {"x":9.25, "y":0},
+ {"x":10.25, "y":0},
+ {"x":11.5, "y":0},
+ {"x":12.5, "y":0},
+ {"x":13.5, "y":0},
+ {"x":14.5, "y":0},
+
+ {"x":1.5, "y":1.25},
+ {"x":2.5, "y":1.25},
+ {"x":3.5, "y":1.25},
+ {"x":4.5, "y":1.25},
+ {"x":5.5, "y":1.25},
+ {"x":6.5, "y":1.25},
+ {"x":7.5, "y":1.25},
+ {"x":8.5, "y":1.25},
+ {"x":9.5, "y":1.25},
+ {"x":10.5, "y":1.25},
+ {"x":11.5, "y":1.25},
+ {"x":12.5, "y":1.25},
+ {"x":13.5, "y":1.25},
+ {"x":14.5, "y":1.25, "w":2},
+ {"x":17, "y":1},
+
+ {"x":1.5, "y":2.25, "w":1.5},
+ {"x":3, "y":2.25},
+ {"x":4, "y":2.25},
+ {"x":5, "y":2.25},
+ {"x":6, "y":2.25},
+ {"x":7, "y":2.25},
+ {"x":8, "y":2.25},
+ {"x":9, "y":2.25},
+ {"x":10, "y":2.25},
+ {"x":11, "y":2.25},
+ {"x":12, "y":2.25},
+ {"x":13, "y":2.25},
+ {"x":14, "y":2.25},
+ {"x":15, "y":2.25, "w":1.5},
+ {"x":17, "y":2.25},
+
+ {"x":0, "y":3.25},
+ {"x":1.5, "y":3.25, "w":1.75},
+ {"x":3.25, "y":3.25},
+ {"x":4.25, "y":3.25},
+ {"x":5.25, "y":3.25},
+ {"x":6.25, "y":3.25},
+ {"x":7.25, "y":3.25},
+ {"x":8.25, "y":3.25},
+ {"x":9.25, "y":3.25},
+ {"x":10.25, "y":3.25},
+ {"x":11.25, "y":3.25},
+ {"x":12.25, "y":3.25},
+ {"x":13.25, "y":3.25},
+ {"x":14.25, "y":3.25, "w":2.25},
+ {"x":17, "y":3.25},
+
+ {"x":0, "y":4.25},
+ {"x":1.5, "y":4.25, "w":2.25},
+ {"x":3.75, "y":4.25},
+ {"x":4.75, "y":4.25},
+ {"x":5.75, "y":4.25},
+ {"x":6.75, "y":4.25},
+ {"x":7.75, "y":4.25},
+ {"x":8.75, "y":4.25},
+ {"x":9.75, "y":4.25},
+ {"x":10.75, "y":4.25},
+ {"x":11.75, "y":4.25},
+ {"x":12.75, "y":4.25},
+ {"x":13.75, "y":4.25, "w":1.75},
+ {"x":15.75, "y":4.5},
+ {"x":17, "y":4.25},
+
+ {"x":0, "y":5.25},
+ {"x":1.5, "y":5.25, "w":1.25},
+ {"x":2.75, "y":5.25, "w":1.25},
+ {"x":4, "y":5.25, "w":1.25},
+ {"x":5.25, "y":5.25, "w":6.25},
+ {"x":11.5, "y":5.25, "w":1.5},
+ {"x":13, "y":5.25, "w":1.5},
+ {"x":14.75, "y":5.5 },
+ {"x":15.75, "y":5.5 },
+ {"x":16.75, "y":5.5 }
+ ]
+ }
+ }
+}
\ No newline at end of file
diff --git a/keyboards/rart/rart75m/keymaps/default/keymap.c b/keyboards/rart/rart75m/keymaps/default/keymap.c
new file mode 100644
index 000000000..14b05c9cd
--- /dev/null
+++ b/keyboards/rart/rart75m/keymaps/default/keymap.c
@@ -0,0 +1,53 @@
+/* Copyright 2021 Alabahuy
+ * 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
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ [0] = LAYOUT_all(
+ KC_ESC, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12,
+ KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, KC_HOME,
+ KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSLS, KC_END,
+ MO(3), KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_ENT, KC_PGUP,
+ MO(2), KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_RSFT, KC_UP, KC_PGDN,
+ MO(1), KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT
+ ),
+
+ [1] = LAYOUT_all(
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+ ),
+
+ [2] = LAYOUT_all(
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+ ),
+
+ [3] = LAYOUT_all(
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+ ),
+};
\ No newline at end of file
diff --git a/keyboards/rart/rart75m/keymaps/via/keymap.c b/keyboards/rart/rart75m/keymaps/via/keymap.c
new file mode 100644
index 000000000..2d847bc6e
--- /dev/null
+++ b/keyboards/rart/rart75m/keymaps/via/keymap.c
@@ -0,0 +1,54 @@
+/* Copyright 2021 Alabahuy
+ * 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
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ [0] = LAYOUT_all(
+ KC_ESC, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12,
+ KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, KC_HOME,
+ KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSLS, KC_END,
+ MO(3), KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_ENT, KC_PGUP,
+ MO(2), KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_RSFT, KC_UP, KC_PGDN,
+ MO(1), KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT
+ ),
+
+ [1] = LAYOUT_all(
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+ ),
+
+ [2] = LAYOUT_all(
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+ ),
+
+ [3] = LAYOUT_all(
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+ KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS
+ ),
+
+};
\ No newline at end of file
diff --git a/keyboards/rart/rart75m/keymaps/via/rules.mk b/keyboards/rart/rart75m/keymaps/via/rules.mk
new file mode 100644
index 000000000..036bd6d1c
--- /dev/null
+++ b/keyboards/rart/rart75m/keymaps/via/rules.mk
@@ -0,0 +1 @@
+VIA_ENABLE = yes
\ No newline at end of file
diff --git a/keyboards/rart/rart75m/rart75m.c b/keyboards/rart/rart75m/rart75m.c
new file mode 100644
index 000000000..c874e01ff
--- /dev/null
+++ b/keyboards/rart/rart75m/rart75m.c
@@ -0,0 +1,57 @@
+/* Copyright 2021 Alabahuy
+ * 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 "rart75m.h"
+
+#ifdef ENCODER_ENABLE
+bool encoder_update_kb(uint8_t index, bool clockwise) {
+ if (!encoder_update_user(index, clockwise)) { return false; }
+ switch (index) {
+ case 0:
+ if (clockwise) {
+ tap_code(KC_VOLU);
+ } else {
+ tap_code(KC_VOLD);
+ }
+ break;
+ }
+ return true;
+}
+#endif
+
+#ifdef OLED_DRIVER_ENABLE
+__attribute__((weak)) void oled_task_user(void) {
+ // Host Keyboard Layer Status
+ oled_write_P(PSTR("R A R T 7 5 M\nLayer: "), false);
+
+ switch (get_highest_layer(layer_state)) {
+ case 0:
+ oled_write_P(PSTR("Default\n"), false);
+ break;
+ case 1:
+ oled_write_P(PSTR("FN\n"), false);
+ break;
+ default:
+ // Or use the write_ln shortcut over adding '\n' to the end of your string
+ oled_write_ln_P(PSTR("Undefined\n"), false);
+ }
+
+ // Host Keyboard LED Status
+ led_t led_state = host_keyboard_led_state();
+ oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR(" "), false);
+ oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR(" "), false);
+ oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR(" "), false);
+}
+
+#endif
\ No newline at end of file
diff --git a/keyboards/rart/rart75m/rart75m.h b/keyboards/rart/rart75m/rart75m.h
new file mode 100644
index 000000000..7b45b61a6
--- /dev/null
+++ b/keyboards/rart/rart75m/rart75m.h
@@ -0,0 +1,36 @@
+/* Copyright 2021 Alabahuy
+ *
+ * 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"
+
+#define XXX KC_NO
+
+#define LAYOUT_all(\
+ K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, \
+ K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K5D, \
+ K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, K5C, \
+ K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D, K5B, \
+ K40, K41, K42, K43, K44, K45, K46, K47, K48, K49, K4A, K4B, K4C, K4D, K5A, \
+ K50, K51, K52, K53, K54, K55, K56, K57, K58, K59 \
+) { \
+ { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, XXX }, \
+ { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D }, \
+ { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D }, \
+ { K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D }, \
+ { K40, K41, K42, K43, K44, K45, K46, K47, K48, K49, K4A, K4B, K4C, K4D }, \
+ { K50, K51, K52, K53, K54, K55, K56, K57, K58, K59, K5A, K5B, K5C, K5D } \
+}
diff --git a/keyboards/rart/rart75m/readme.md b/keyboards/rart/rart75m/readme.md
new file mode 100644
index 000000000..ba8b2c854
--- /dev/null
+++ b/keyboards/rart/rart75m/readme.md
@@ -0,0 +1,24 @@
+# RART75M
+
+
+
+
+75% mechanical keyboard with arduino micro, oled, encoder and 3 macro
+
+* Keyboard Maintainer: Alabahuy
+* Hardware Supported: Arduino Micro, Oled, Encoder
+* Hardware Availability: Private GB
+
+Make example for this keyboard (after setting up your build environment):
+
+ make rart/rart75m:default
+
+Flashing example for this keyboard:
+
+ make rart/rart75m:default:flash
+
+## Bootloader
+
+To Enter the bootloader you can double click reset button on board when you flash the firmware
+
+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/rart/rart75m/rules.mk b/keyboards/rart/rart75m/rules.mk
new file mode 100644
index 000000000..c6b786b35
--- /dev/null
+++ b/keyboards/rart/rart75m/rules.mk
@@ -0,0 +1,25 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+BOOTLOADER = caterina
+
+# Build Options
+# change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = yes # Mouse keys
+EXTRAKEY_ENABLE = yes # Audio control and System control
+CONSOLE_ENABLE = no # 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 = yes # USB Nkey Rollover
+BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no # Enable Bluetooth
+AUDIO_ENABLE = no # Audio output
+UNICODE_ENABLE = yes
+OLED_DRIVER_ENABLE = yes
+ENCODER_ENABLE = yes
\ No newline at end of file