diff --git a/keyboards/crkbd/keymaps/madhatter/config.h b/keyboards/crkbd/keymaps/madhatter/config.h
new file mode 100644
index 000000000..9a4d85dfc
--- /dev/null
+++ b/keyboards/crkbd/keymaps/madhatter/config.h
@@ -0,0 +1,18 @@
+#pragma once
+
+#define EE_HANDS
+
+#define SSD1306OLED
+
+#ifdef RGBLIGHT_ENABLE
+#    undef RGBLED_NUM
+#    define RGBLIGHT_ANIMATIONS
+#    define RGBLED_NUM 27
+#    define RGBLIGHT_LIMIT_VAL 120
+#    define RGBLIGHT_HUE_STEP 10
+#    define RGBLIGHT_SAT_STEP 17
+#    define RGBLIGHT_VAL_STEP 17
+#endif
+
+#undef PRODUCT
+#define PRODUCT MadHatter Hacked Corne Keyboard
diff --git a/keyboards/crkbd/keymaps/madhatter/keymap.c b/keyboards/crkbd/keymaps/madhatter/keymap.c
new file mode 100644
index 000000000..9f52d3b54
--- /dev/null
+++ b/keyboards/crkbd/keymaps/madhatter/keymap.c
@@ -0,0 +1,215 @@
+#include QMK_KEYBOARD_H
+
+
+#ifdef OLED_DRIVER_ENABLE
+#    define KEYLOGGER_LENGTH 5
+static uint32_t oled_timer                       = 0;
+static char     keylog_str[KEYLOGGER_LENGTH + 1] = {"\n"};
+static uint16_t log_timer                        = 0;
+// clang-format off
+static const char PROGMEM code_to_name[0xFF] = {
+//   0    1    2    3    4    5    6    7    8    9    A    B    c    D    E    F
+    ' ', ' ', ' ', ' ', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',  // 0x
+    'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '1', '2',  // 1x
+    '3', '4', '5', '6', '7', '8', '9', '0',  20,  19,  27,  26,  22, '-', '=', '[',  // 2x
+    ']','\\', '#', ';','\'', '`', ',', '.', '/', 128, ' ', ' ', ' ', ' ', ' ', ' ',  // 3x
+    ' ', ' ', ' ', ' ', ' ', ' ', 'P', 'S', ' ', ' ', ' ', ' ',  16, ' ', ' ', ' ',  // 4x
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // 5x
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // 6x
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // 7x
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // 8x
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // 9x
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // Ax
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // Bx
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // Cx
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // Dx
+    'C', 'S', 'A', 'C', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ',  // Ex
+    ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' '        // Fx
+};
+
+void add_keylog(uint16_t keycode);
+#endif
+
+extern uint8_t is_master;
+
+enum corny_layers {
+    _QWERTY,
+    _LOWER,
+    _RAISE,
+    _ADJUST,
+};
+
+enum custom_keycodes {
+  QWERTY = SAFE_RANGE,
+  LOWER,
+  RAISE,
+  ADJUST,
+  RGBRST
+};
+
+#define LY_LWR MO(_LOWER)
+#define LY_RSE MO(_RAISE)
+
+#define KY_CESC LCTL_T(KC_ESC)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT(
+  //,-----------------------------------------------------.                    ,-----------------------------------------------------.
+       KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                         KC_Y,    KC_U,    KC_I,    KC_O,   KC_P,  KC_BSPC,
+  //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
+      KC_LCTL,  KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                         KC_H,    KC_J,    KC_K,    KC_L, KC_SCLN, KC_QUOT,
+  //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
+      KC_LSFT,  KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                         KC_N,    KC_M, KC_COMM,  KC_DOT, KC_SLSH, KC_ENT,
+  //|--------+--------+--------+--------+--------+--------+--------|  |--------+--------+--------+--------+--------+--------+--------|
+                                          KC_LALT,  LY_LWR, KC_LCMD,     KC_SPC,  LY_RSE,  KC_ENT
+                                      //`--------------------------'  `--------------------------'
+
+  ),
+
+  [_LOWER] = LAYOUT(
+  //,-----------------------------------------------------.                    ,-----------------------------------------------------.
+       KC_ESC, KC_EXLM,   KC_AT, KC_HASH,  KC_DLR, KC_PERC,                      KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_DEL,
+  //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
+      KC_LCTL, XXXXXXX, KC_LEFT, KC_DOWN,   KC_UP,KC_RIGHT,                      KC_MINS,  KC_EQL, KC_LCBR, KC_RCBR, KC_PIPE, KC_GRV,
+  //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
+      KC_LSFT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                      KC_UNDS, KC_PLUS, KC_LBRC, KC_RBRC, KC_BSLS, KC_TILD,
+  //|--------+--------+--------+--------+--------+--------+--------|  |--------+--------+--------+--------+--------+--------+--------|
+                                          KC_LALT,  LY_LWR, KC_LCMD,     KC_SPC,  LY_RSE, KC_ENT
+                                      //`--------------------------'  `--------------------------'
+  ),
+
+  [_RAISE] = LAYOUT(
+  //,-----------------------------------------------------.                    ,-----------------------------------------------------.
+       KC_ESC,    KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                         KC_6,    KC_7,    KC_8,    KC_9,    KC_0, KC_DEL,
+  //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
+      KC_LCTL, XXXXXXX, KC_PGUP, KC_HOME,   KC_END,KC_PGDN,                      KC_MINS,  KC_EQL, KC_LCBR, KC_RCBR, KC_PIPE, KC_GRV,
+  //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
+      KC_LSFT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                      KC_UNDS, KC_PLUS, KC_LBRC, KC_RBRC, KC_BSLS, KC_TILD,
+  //|--------+--------+--------+--------+--------+--------+--------|  |--------+--------+--------+--------+--------+--------+--------|
+                                          KC_LALT,  LY_LWR, KC_LCMD,     KC_SPC,  LY_RSE, KC_ENT
+                                      //`--------------------------'  `--------------------------'
+    ),
+
+  [_ADJUST] = LAYOUT(
+  //,-----------------------------------------------------.                    ,-----------------------------------------------------.
+        RESET, KC_BTN1, KC_MS_U, KC_BTN2, XXXXXXX, XXXXXXX,                      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+  //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
+      XXXXXXX, KC_MS_L, KC_MS_D, KC_MS_R, XXXXXXX, XXXXXXX,                      RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, XXXXXXX, XXXXXXX,
+  //|--------+--------+--------+--------+--------+--------|                    |--------+--------+--------+--------+--------+--------|
+      XXXXXXX,  RGBRST, EEP_RST, AG_TOGG, XXXXXXX, XXXXXXX,                      RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, XXXXXXX, XXXXXXX,
+  //|--------+--------+--------+--------+--------+--------+--------|  |--------+--------+--------+--------+--------+--------+--------|
+                                          KC_LALT,  LY_LWR, KC_LCMD,     KC_SPC,  LY_RSE, KC_ENT
+                                      //`--------------------------'  `--------------------------'
+  )
+};
+
+layer_state_t layer_state_set_user(layer_state_t state) {
+    return update_tri_layer_state(state, _LOWER, _RAISE, _ADJUST);
+}
+
+int RGB_current_mode;
+
+// Setting ADJUST layer RGB back to default
+void update_tri_layer_RGB(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+  if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) {
+    layer_on(layer3);
+  } else {
+    layer_off(layer3);
+  }
+}
+
+void matrix_init_user(void) {
+    #ifdef RGBLIGHT_ENABLE
+      RGB_current_mode = rgblight_get_mode();
+    #endif
+    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
+    #ifdef SSD1306OLED
+        iota_gfx_init(!has_usb());   // turns on the display
+    #endif
+}
+
+//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
+#ifdef SSD1306OLED
+
+// When add source files to SRC in rules.mk, you can use functions.
+const char *read_layer_state(void);
+const char *read_logo(void);
+void set_keylog(uint16_t keycode, keyrecord_t *record);
+const char *read_keylog(void);
+const char *read_keylogs(void);
+
+// const char *read_mode_icon(bool swap);
+// const char *read_host_led_state(void);
+// void set_timelog(void);
+// const char *read_timelog(void);
+
+void matrix_scan_user(void) {
+   iota_gfx_task();
+}
+
+void matrix_render_user(struct CharacterMatrix *matrix) {
+  if (is_master) {
+    // If you want to change the display of OLED, you need to change here
+    matrix_write_ln(matrix, read_layer_state());
+    matrix_write_ln(matrix, read_keylog());
+    //matrix_write_ln(matrix, read_keylogs());
+    //matrix_write_ln(matrix, read_mode_icon(keymap_config.swap_lalt_lgui));
+    //matrix_write_ln(matrix, read_host_led_state());
+    //matrix_write_ln(matrix, read_timelog());
+  } else {
+    matrix_write(matrix, read_logo());
+  }
+}
+
+void matrix_update(struct CharacterMatrix *dest, const struct CharacterMatrix *source) {
+  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
+    memcpy(dest->display, source->display, sizeof(dest->display));
+    dest->dirty = true;
+  }
+}
+
+void iota_gfx_task_user(void) {
+  struct CharacterMatrix matrix;
+  matrix_clear(&matrix);
+  matrix_render_user(&matrix);
+  matrix_update(&display, &matrix);
+}
+#endif//SSD1306OLED
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  if (record->event.pressed) {
+#ifdef SSD1306OLED
+    set_keylog(keycode, record);
+#endif
+    // set_timelog();
+  }
+
+  switch (keycode) {
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_LOWER);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_RAISE);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+    case ADJUST:
+        if (record->event.pressed) {
+          layer_on(_ADJUST);
+        } else {
+          layer_off(_ADJUST);
+        }
+        return false;
+  }
+  return true;
+}
diff --git a/keyboards/crkbd/keymaps/madhatter/rules.mk b/keyboards/crkbd/keymaps/madhatter/rules.mk
new file mode 100644
index 000000000..dfee5a0bf
--- /dev/null
+++ b/keyboards/crkbd/keymaps/madhatter/rules.mk
@@ -0,0 +1,11 @@
+BOOTLOADER = atmel-dfu # Elite-C
+
+MOUSEKEY_ENABLE = yes
+RGBLIGHT_ENABLE = yes
+
+# If you want to change the display of OLED, you need to change here
+SRC +=  ./lib/glcdfont.c \
+        ./lib/rgb_state_reader.c \
+        ./lib/layer_state_reader.c \
+        ./lib/logo_reader.c \
+        ./lib/keylogger.c
diff --git a/keyboards/gray_studio/space65/keymaps/madhatter/config.h b/keyboards/gray_studio/space65/keymaps/madhatter/config.h
new file mode 100644
index 000000000..e297ebedc
--- /dev/null
+++ b/keyboards/gray_studio/space65/keymaps/madhatter/config.h
@@ -0,0 +1,4 @@
+#pragma once
+
+#undef PRODUCT
+#define PRODUCT MadHatter\x27s Custom Spacc
diff --git a/keyboards/gray_studio/space65/keymaps/madhatter/keymap.c b/keyboards/gray_studio/space65/keymaps/madhatter/keymap.c
new file mode 100644
index 000000000..2fa47f427
--- /dev/null
+++ b/keyboards/gray_studio/space65/keymaps/madhatter/keymap.c
@@ -0,0 +1,43 @@
+/* Copyright 2019 Khader Syed
+ *
+ * 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/>.
+ */
+#include QMK_KEYBOARD_H
+
+enum keyboard_layers {
+  _QWERTY,
+  _FNM
+};
+
+#define FNM MO(_FNM)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+[_QWERTY] = LAYOUT(
+        KC_GESC, 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_BSLS, KC_DEL, 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_BSPC, KC_PGUP,
+        KC_GRV, 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_PGDN,
+        KC_LSFT, 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_END,
+        KC_LCTL, KC_LALT, KC_LGUI,                KC_SPC, KC_SPC, KC_SPC,         FNM, KC_RCTL,            KC_LEFT, KC_DOWN, KC_RGHT
+    ),
+
+[_FNM] = LAYOUT(
+        KC_GESC,  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_VOLD, KC_VOLU, KC_MFFD,
+        KC_TRNS, RGB_TOG, RGB_MOD, RGB_HUD, RGB_HUI, RGB_SAD, RGB_SAI, RGB_VAD, RGB_VAI, RGB_SPD,  RGB_SPI, KC_TRNS, KC_TRNS, RESET, KC_MRWD,
+        KC_TRNS, RGB_M_P, RGB_M_G, RGB_M_K, KC_TRNS, KC_TRNS, KC_LEFT, KC_DOWN, KC_UP,   KC_RIGHT, KC_TRNS, KC_TRNS, KC_MPLY, KC_TRNS,
+        AG_TOGG, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_BRID,  KC_BRIU, KC_TRNS, KC_TRNS, KC_PGUP, KC_TRNS,
+        KC_TRNS, KC_TRNS, KC_TRNS,                   KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS,  KC_TRNS,          KC_HOME, KC_PGDN, KC_END
+    ),
+
+};
diff --git a/keyboards/gray_studio/space65/keymaps/madhatter/rules.mk b/keyboards/gray_studio/space65/keymaps/madhatter/rules.mk
new file mode 100644
index 000000000..1e9835b3b
--- /dev/null
+++ b/keyboards/gray_studio/space65/keymaps/madhatter/rules.mk
@@ -0,0 +1,5 @@
+EXTRAKEY_ENABLE = yes
+CONSOLE_ENABLE = no
+COMMAND_ENABLE = no
+SLEEP_LED_ENABLE = no
+NKRO_ENABLE = yes
diff --git a/keyboards/primekb/prime_e/keymaps/madhatter/config.h b/keyboards/primekb/prime_e/keymaps/madhatter/config.h
new file mode 100644
index 000000000..8075bb73d
--- /dev/null
+++ b/keyboards/primekb/prime_e/keymaps/madhatter/config.h
@@ -0,0 +1,6 @@
+#pragma once
+
+#define TAPPING_TERM 150
+
+#undef PRODUCT
+#define PRODUCT MadHatter\x27s Custom Ilpse
diff --git a/keyboards/primekb/prime_e/keymaps/madhatter/keymap.c b/keyboards/primekb/prime_e/keymaps/madhatter/keymap.c
new file mode 100644
index 000000000..7b08d0ecf
--- /dev/null
+++ b/keyboards/primekb/prime_e/keymaps/madhatter/keymap.c
@@ -0,0 +1,160 @@
+/* Copyright 2018 Holten Campbell
+ *
+ * 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/>.
+ */
+#include QMK_KEYBOARD_H
+
+#define BLINK_DURATION 512
+#define CAPS_LED_PIN B1
+#define NUM_LED_PIN B2
+#define SCROLL_LED_PIN B3
+
+uint8_t CAPS;
+uint16_t BLINK_TIMER = 0;
+uint8_t CAPS_LED_STATE = 0;
+
+// Init togg_indicator so the compiler doesn't complain when I declare it last.
+static void togg_indicator(uint8_t *state, uint8_t pin);
+
+enum ilpse_layers {
+    _QWERTY,
+    _LOWER,
+    _RAISE,
+    _ADJUST
+};
+
+enum skank_keycodes {
+  QWERTY = SAFE_RANGE,
+  LOWER,
+  RAISE,
+  ADJUST
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT(
+    KC_GESC, KC_Q,  KC_W,  KC_E,  KC_R,   KC_T,    KC_Y,  KC_U,  KC_I,  KC_O,    KC_P,    KC_MINS, KC_BSPC,
+    KC_TAB,  KC_A,  KC_S,  KC_D,  KC_F,   KC_G,    KC_H,  KC_J,  KC_K,  KC_L,    KC_QUOT, KC_ENT,
+    KC_LSFT, KC_Z,  KC_X,  KC_C,  KC_V,   KC_B,    KC_B,  KC_N,  KC_M,  KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,
+    KC_LCTL, KC_LALT,          LOWER,  KC_LCMD,    LT(_RAISE, KC_SPC),  KC_LALT,          KC_RGUI, KC_RCTL
+  ),
+
+  [_LOWER] = 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_DEL,
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_SCLN, KC_TRNS,
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,   KC_TRNS, KC_TRNS, KC_TRNS, KC_LBRC, KC_RBRC, KC_BSLS, KC_TRNS,
+    KC_TRNS, KC_TRNS,                     LOWER, KC_TRNS,   KC_TRNS,          KC_TRNS,          KC_TRNS, KC_TRNS
+  ),
+
+  [_RAISE] = 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_TRNS,
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,   KC_MINS,  KC_EQL, KC_LCBR, KC_RCBR, KC_PIPE, KC_GRV,
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,   KC_TRNS, KC_UNDS, KC_PLUS, KC_LBRC, KC_RBRC, KC_BSLS, KC_TILD,
+    KC_TRNS, KC_TRNS,                     LOWER, KC_TRNS,   KC_TRNS,          KC_TRNS,          KC_TRNS, KC_TRNS
+  ),
+
+  [_ADJUST] = LAYOUT(
+      RESET, 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_CAPS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,   KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,   KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    AG_TOGG, KC_TRNS,                     LOWER, KC_TRNS,   KC_TRNS,          KC_TRNS,          KC_TRNS, KC_TRNS
+  )
+};
+
+void matrix_init_user(void) {
+  // set CapsLock LED to output and low
+  setPinOutput(CAPS_LED_PIN);
+  writePinLow(CAPS_LED_PIN);
+  // set NumLock LED to output and low
+  setPinOutput(NUM_LED_PIN);
+  writePinLow(NUM_LED_PIN);
+  // set ScrollLock LED to output and low
+  setPinOutput(SCROLL_LED_PIN);
+  writePinLow(SCROLL_LED_PIN);
+}
+
+void matrix_scan_user(void) {
+    if (CAPS == 1) {
+        // Blink the first led when capslock is active
+        if (BLINK_TIMER >= BLINK_DURATION) {
+            togg_indicator(&CAPS_LED_STATE, CAPS_LED_PIN);
+            BLINK_TIMER = 0;
+        }
+        BLINK_TIMER++;
+    }
+}
+
+//function for layer indicator LED
+layer_state_t layer_state_set_user(layer_state_t state) {
+    if (layer_state_cmp(state, 1)) {
+        writePinHigh(CAPS_LED_PIN);
+    } else {
+        writePinLow(CAPS_LED_PIN);
+    }
+    if (layer_state_cmp(state, 2)) {
+        writePinHigh(NUM_LED_PIN);
+    } else {
+        writePinLow(NUM_LED_PIN);
+    }
+    if (layer_state_cmp(state, 3)) {
+        writePinHigh(SCROLL_LED_PIN);
+    } else {
+        writePinLow(SCROLL_LED_PIN);
+    }
+    return state;
+}
+
+void led_set_user(uint8_t usb_led) {
+    CAPS = IS_LED_ON(usb_led, USB_LED_CAPS_LOCK);
+}
+
+void togg_indicator(uint8_t *state, uint8_t pin) {
+    // Toggles a pin based on the current state
+    if (*state == 0){
+        *state = 1;
+        writePinHigh(pin);
+    }
+    else if (*state == 1){
+        *state = 0;
+        writePinLow(pin);
+    }
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_QWERTY);
+      }
+      return false;
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+  }
+  return true;
+}
diff --git a/keyboards/wilba_tech/wt75_b/keymaps/madhatter/config.h b/keyboards/wilba_tech/wt75_b/keymaps/madhatter/config.h
new file mode 100644
index 000000000..afb1d86d6
--- /dev/null
+++ b/keyboards/wilba_tech/wt75_b/keymaps/madhatter/config.h
@@ -0,0 +1,4 @@
+#pragma once
+
+#undef PRODUCT
+#define PRODUCT MadHatter\x27s Custom Singa V3
diff --git a/keyboards/wilba_tech/wt75_b/keymaps/madhatter/keymap.c b/keyboards/wilba_tech/wt75_b/keymaps/madhatter/keymap.c
index b2fe74df7..8b650dee3 100644
--- a/keyboards/wilba_tech/wt75_b/keymaps/madhatter/keymap.c
+++ b/keyboards/wilba_tech/wt75_b/keymaps/madhatter/keymap.c
@@ -1,6 +1,6 @@
 #include QMK_KEYBOARD_H
 
-enum my_layers {
+enum singav3_layers {
     _QWERTY,
     _FNMS
 };