diff --git a/keyboards/chosfox/cf81/cf81.c b/keyboards/chosfox/cf81/cf81.c
new file mode 100644
index 000000000000..ab8afd0c636b
--- /dev/null
+++ b/keyboards/chosfox/cf81/cf81.c
@@ -0,0 +1,188 @@
+/* Copyright (C) 2023 jonylee@hfd
+ *
+ * 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 "quantum.h"
+
+// clang-format off
+#ifdef RGB_MATRIX_ENABLE
+const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT] = {
+/* Refer to IS31 manual for these locations
+ * driver
+ * | R location
+ * | | G location
+ * | | | B location
+ * | | | | */
+ {1, A_1, B_1, C_1},
+ {1, A_2, B_2, C_2},
+ {1, A_3, B_3, C_3},
+ {1, A_4, B_4, C_4},
+ {1, A_5, B_5, C_5},
+ {1, A_6, B_6, C_6},
+ {1, A_7, B_7, C_7},
+ {1, A_8, B_8, C_8},
+ {1, A_9, B_9, C_9},
+ {1, A_10, B_10, C_10},
+ {1, A_11, B_11, C_11},
+ {1, A_12, B_12, C_12},
+ {1, A_13, B_13, C_13},
+ {1, A_14, B_14, C_14},
+
+ {0, A_1, B_1, C_1},
+ {0, A_2, B_2, C_2},
+ {0, A_3, B_3, C_3},
+ {0, A_4, B_4, C_4},
+ {0, A_5, B_5, C_5},
+ {0, A_6, B_6, C_6},
+ {0, A_7, B_7, C_7},
+ {0, A_8, B_8, C_8},
+ {0, A_9, B_9, C_9},
+ {0, A_10, B_10, C_10},
+ {0, A_11, B_11, C_11},
+ {0, A_12, B_12, C_12},
+ {0, A_13, B_13, C_13},
+ {0, A_14, B_14, C_14},
+ {1, D_1, E_1, F_1},
+
+ {0, D_1, E_1, F_1},
+ {0, D_2, E_2, F_2},
+ {0, D_3, E_3, F_3},
+ {0, D_4, E_4, F_4},
+ {0, D_5, E_5, F_5},
+ {0, D_6, E_6, F_6},
+ {0, D_7, E_7, F_7},
+ {0, D_8, E_8, F_8},
+ {0, D_9, E_9, F_9},
+ {0, D_10, E_10, F_10},
+ {0, D_11, E_11, F_11},
+ {0, D_12, E_12, F_12},
+ {0, D_13, E_13, F_13},
+ {0, D_14, E_14, F_14},
+ {1, D_2, E_2, F_2},
+
+ {0, G_1, H_1, I_1},
+ {0, G_2, H_2, I_2},
+ {0, G_3, H_3, I_3},
+ {0, G_4, H_4, I_4},
+ {0, G_5, H_5, I_5},
+ {0, G_6, H_6, I_6},
+ {0, G_7, H_7, I_7},
+ {0, G_8, H_8, I_8},
+ {0, G_9, H_9, I_9},
+ {0, G_10, H_10, I_10},
+ {0, G_11, H_11, I_11},
+ {0, G_12, H_12, I_12},
+ {0, A_15, B_15, C_15},
+ {0, G_13, H_13, I_13},
+ {1, D_3, E_3, F_3},
+
+ {0, J_1, K_1, L_1},
+ {0, A_16, B_16, C_16},
+ {0, J_2, K_2, L_2},
+ {0, J_3, K_3, L_3},
+ {0, J_4, K_4, L_4},
+ {0, J_5, K_5, L_5},
+ {0, J_6, K_6, L_6},
+ {0, J_7, K_7, L_7},
+ {0, J_8, K_8, L_8},
+ {0, J_9, K_9, L_9},
+ {0, J_10, K_10, L_10},
+ {0, J_11, K_11, L_11},
+ {0, J_12, K_12, L_12},
+ {1, D_7, E_7, F_7},
+
+
+ {0, J_13, K_13, L_13},
+ {0, J_14, K_14, L_14},
+ {0, J_15, K_15, L_15},
+ {0, J_16, K_16, L_16},
+
+ {0, G_14, H_14, I_14},
+ {0, G_15, H_15, I_15},
+ {0, G_16, H_16, I_16},
+
+ {0, D_15, E_15, F_15},
+ {1, D_6, E_6, F_6},
+ {1, D_5, E_5, F_5},
+
+
+ {1, G_1, H_1, I_1},
+ {1, G_2, H_2, I_2},
+ {1, G_3, H_3, I_3},
+ {1, G_4, H_4, I_4},
+ {1, G_5, H_5, I_5},
+ {1, G_6, H_6, I_6},
+ {1, G_7, H_7, I_7},
+ {1, G_8, H_8, I_8},
+ {1, G_9, H_9, I_9},
+ {1, G_10, H_10, I_10},
+ {1, G_11, H_11, I_11},
+
+ {1, J_1, K_1, L_1},
+ {1, J_2, K_2, L_2},
+ {1, J_3, K_3, L_3},
+ {1, J_4, K_4, L_4},
+ {1, J_5, K_5, L_5},
+ {1, J_6, K_6, L_6},
+ {1, J_7, K_7, L_7},
+ {1, J_8, K_8, L_8},
+ {1, J_9, K_9, L_9},
+ {1, J_10, K_10, L_10},
+ {1, J_11, K_11, L_11},
+};
+// clang-format on
+bool rgb_matrix_indicators_advanced_kb(uint8_t led_min, uint8_t led_max) {
+ if (!rgb_matrix_indicators_advanced_user(led_min, led_max)) {
+ return false;
+ }
+ if (host_keyboard_led_state().caps_lock) {
+ RGB_MATRIX_INDICATOR_SET_COLOR(44, 255, 255, 255);
+ }
+ if (keymap_config.no_gui) {
+ RGB_MATRIX_INDICATOR_SET_COLOR(74, 255, 255, 255);
+ }
+ return true;
+}
+
+#endif
+
+bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
+ if (!process_record_user(keycode, record)) {
+ return false;
+ }
+ switch (keycode) {
+#ifdef RGB_MATRIX_ENABLE
+ case RGB_TOG:
+ if (record->event.pressed) {
+ switch (rgb_matrix_get_flags()) {
+ case LED_FLAG_ALL: {
+ rgb_matrix_set_flags(LED_FLAG_NONE);
+ rgb_matrix_set_color_all(0, 0, 0);
+ } break;
+ default: {
+ rgb_matrix_set_flags(LED_FLAG_ALL);
+ } break;
+ }
+ }
+ if (!rgb_matrix_is_enabled()) {
+ rgb_matrix_set_flags(LED_FLAG_ALL);
+ rgb_matrix_enable();
+ }
+ return false;
+#endif
+ default:
+ return true;
+ }
+}
diff --git a/keyboards/chosfox/cf81/config.h b/keyboards/chosfox/cf81/config.h
new file mode 100644
index 000000000000..b1ea8bba2003
--- /dev/null
+++ b/keyboards/chosfox/cf81/config.h
@@ -0,0 +1,52 @@
+/* Copyright (C) 2023 jonylee@hfd
+ *
+ * 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
+
+/* Use 4 dynamic keymap layers */
+#define DYNAMIC_KEYMAP_LAYER_COUNT 4
+
+/* 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
+
+/* SPI Config for spi flash*/
+#define SPI_DRIVER SPIDQ
+#define SPI_SCK_PIN B3
+#define SPI_MOSI_PIN B5
+#define SPI_MISO_PIN B4
+#define SPI_MOSI_PAL_MODE 5
+
+#define EXTERNAL_FLASH_SPI_SLAVE_SELECT_PIN C12
+#define WEAR_LEVELING_BACKING_SIZE (8 * 1024)
+
+/* I2C Config for LED Driver */
+#define DRIVER_COUNT 2
+#define DRIVER_ADDR_1 0b1110100
+#define DRIVER_ADDR_2 0b1110111
+#define I2C1_OPMODE OPMODE_I2C
+#define I2C1_CLOCK_SPEED 400000 /* 400000 */
+
+#define DRIVER_1_LED_TOTAL 63
+#define DRIVER_2_LED_TOTAL 20
+#define RGB_MATRIX_LED_COUNT (DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL + 22)
+
+#define RGB_DISABLE_WHEN_USB_SUSPENDED // turn off effects when suspended
+#define RGB_TRIGGER_ON_KEYDOWN
+#define RGB_MATRIX_FRAMEBUFFER_EFFECTS
+#define RGB_MATRIX_KEYPRESSES
+#define RGB_MATRIX_KEYRELEASES
diff --git a/keyboards/chosfox/cf81/halconf.h b/keyboards/chosfox/cf81/halconf.h
new file mode 100644
index 000000000000..2f64e65393a5
--- /dev/null
+++ b/keyboards/chosfox/cf81/halconf.h
@@ -0,0 +1,23 @@
+/* Copyright (C) 2022 jonylee@hfd
+ *
+ * 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
+
+#define HAL_USE_I2C TRUE
+#define HAL_USE_SPI TRUE
+#define SPI_USE_WAIT TRUE
+#define SPI_SELECT_MODE SPI_SELECT_MODE_PAD
+
+#include_next
diff --git a/keyboards/chosfox/cf81/info.json b/keyboards/chosfox/cf81/info.json
new file mode 100644
index 000000000000..8b09d5daf614
--- /dev/null
+++ b/keyboards/chosfox/cf81/info.json
@@ -0,0 +1,270 @@
+{
+ "keyboard_name": "CHOSFOX CF81",
+ "manufacturer": "CHOSFOX",
+ "maintainer": "jonylee@hfd",
+ "usb": {
+ "force_nkro": true,
+ "vid": "0xFFFE",
+ "pid": "0x0012",
+ "device_version": "1.0.0",
+ "suspend_wakeup_delay": 400
+ },
+ "eeprom": {
+ "driver": "wear_leveling"
+ },
+ "processor": "WB32FQ95",
+ "bootloader": "wb32-dfu",
+ "features": {
+ "bootmagic": true,
+ "mousekey": false,
+ "extrakey": true,
+ "console": false,
+ "command": false,
+ "nkro": true,
+ "encoder": true,
+ "rgb_matrix": true
+ },
+ "matrix_pins": {
+ "cols": ["C1","C2","C3","A0","A1","A2","A3","A4","A5","A6","A7","C4","C5","B0","B1","B2"],
+ "rows": ["B15", "C6", "C7", "C8", "C9", "A8"]
+ },
+ "diode_direction": "ROW2COL",
+ "encoder": {
+ "rotary": [
+ { "pin_a": "B14", "pin_b": "B13" }
+ ]
+ },
+ "rgb_matrix": {
+ "driver": "IS31FL3733",
+ "animations": {
+ "breathing": true,
+ "cycle_all": true,
+ "cycle_left_right": true,
+ "cycle_up_down": true,
+ "rainbow_moving_chevron": true,
+ "cycle_out_in": true,
+ "cycle_out_in_dual": true,
+ "cycle_pinwheel": true,
+ "cycle_spiral": true,
+ "dual_beacon": true,
+ "rainbow_beacon": true,
+ "raindrops": true,
+ "typing_heatmap": true,
+ "solid_reactive_simple": true,
+ "solid_reactive": true,
+ "solid_reactive_cross": true,
+ "multisplash": true
+ },
+ "max_brightness": 200,
+ "val_steps": 20,
+ "layout":[
+ { "flags": 4, "matrix": [0, 0], "x": 0, "y": 0 },
+ { "flags": 4, "matrix": [0, 1], "x": 14, "y": 0 },
+ { "flags": 4, "matrix": [0, 2], "x": 29, "y": 0 },
+ { "flags": 4, "matrix": [0, 3], "x": 44, "y": 0 },
+ { "flags": 4, "matrix": [0, 4], "x": 59, "y": 0 },
+ { "flags": 4, "matrix": [0, 5], "x": 74, "y": 0 },
+ { "flags": 4, "matrix": [0, 6], "x": 89, "y": 0 },
+ { "flags": 4, "matrix": [0, 7], "x":104, "y": 0 },
+ { "flags": 4, "matrix": [0, 8], "x":119, "y": 0 },
+ { "flags": 4, "matrix": [0, 9], "x":134, "y": 0 },
+ { "flags": 4, "matrix": [0, 10], "x":149, "y": 0 },
+ { "flags": 4, "matrix": [0, 11], "x":164, "y": 0 },
+ { "flags": 4, "matrix": [0, 12], "x":179, "y": 0 },
+ { "flags": 4, "matrix": [0, 13], "x":196, "y": 0 },
+
+ { "flags": 4, "matrix": [1, 0], "x": 0, "y": 12},
+ { "flags": 4, "matrix": [1, 1], "x": 14, "y": 12},
+ { "flags": 4, "matrix": [1, 2], "x": 28, "y": 12},
+ { "flags": 4, "matrix": [1, 3], "x": 42, "y": 12},
+ { "flags": 4, "matrix": [1, 4], "x": 56, "y": 12},
+ { "flags": 4, "matrix": [1, 5], "x": 70, "y": 12},
+ { "flags": 4, "matrix": [1, 6], "x": 84, "y": 12},
+ { "flags": 4, "matrix": [1, 7], "x": 98, "y": 12},
+ { "flags": 4, "matrix": [1, 8], "x":112, "y": 12},
+ { "flags": 4, "matrix": [1, 9], "x":126, "y": 12},
+ { "flags": 4, "matrix": [1, 10], "x":140, "y": 12},
+ { "flags": 4, "matrix": [1, 11], "x":154, "y": 12},
+ { "flags": 4, "matrix": [1, 12], "x":168, "y": 12},
+ { "flags": 4, "matrix": [1, 13], "x":182, "y": 12},
+ { "flags": 4, "matrix": [1, 15], "x":224, "y": 12},
+
+ { "flags": 4, "matrix": [2, 0], "x": 0, "y": 25},
+ { "flags": 4, "matrix": [2, 1], "x": 14, "y": 25},
+ { "flags": 4, "matrix": [2, 2], "x": 28, "y": 25},
+ { "flags": 4, "matrix": [2, 3], "x": 42, "y": 25},
+ { "flags": 4, "matrix": [2, 4], "x": 56, "y": 25},
+ { "flags": 4, "matrix": [2, 5], "x": 70, "y": 25},
+ { "flags": 4, "matrix": [2, 6], "x": 84, "y": 25},
+ { "flags": 4, "matrix": [2, 7], "x": 98, "y": 25},
+ { "flags": 4, "matrix": [2, 8], "x":112, "y": 25},
+ { "flags": 4, "matrix": [2, 9], "x":126, "y": 25},
+ { "flags": 4, "matrix": [2, 10], "x":140, "y": 25},
+ { "flags": 4, "matrix": [2, 11], "x":154, "y": 25},
+ { "flags": 4, "matrix": [2, 12], "x":168, "y": 25},
+ { "flags": 4, "matrix": [2, 13], "x":182, "y": 25},
+ { "flags": 4, "matrix": [2, 15], "x":224, "y": 25},
+
+ { "flags": 4, "matrix": [3, 0], "x": 0, "y": 38},
+ { "flags": 4, "matrix": [3, 1], "x": 28, "y": 38},
+ { "flags": 4, "matrix": [3, 2], "x": 42, "y": 38},
+ { "flags": 4, "matrix": [3, 3], "x": 56, "y": 38},
+ { "flags": 4, "matrix": [3, 4], "x": 70, "y": 38},
+ { "flags": 4, "matrix": [3, 5], "x": 84, "y": 38},
+ { "flags": 4, "matrix": [3, 6], "x": 98, "y": 38},
+ { "flags": 4, "matrix": [3, 7], "x":112, "y": 38},
+ { "flags": 4, "matrix": [3, 8], "x":126, "y": 38},
+ { "flags": 4, "matrix": [3, 9], "x":140, "y": 38},
+ { "flags": 4, "matrix": [3, 10], "x":154, "y": 38},
+ { "flags": 4, "matrix": [3, 11], "x":168, "y": 38},
+ { "flags": 4, "matrix": [3, 12], "x":182, "y": 38},
+ { "flags": 4, "matrix": [3, 13], "x":196, "y": 38},
+ { "flags": 4, "matrix": [3, 15], "x":224, "y": 38},
+
+ { "flags": 4, "matrix": [4, 0], "x": 0, "y": 51},
+ { "flags": 4, "matrix": [4, 11], "x": 14, "y": 51},
+ { "flags": 4, "matrix": [4, 1], "x": 28, "y": 51},
+ { "flags": 4, "matrix": [4, 2], "x": 37, "y": 51},
+ { "flags": 4, "matrix": [4, 3], "x": 56, "y": 51},
+ { "flags": 4, "matrix": [4, 4], "x": 74, "y": 51},
+ { "flags": 4, "matrix": [4, 5], "x": 93, "y": 51},
+ { "flags": 4, "matrix": [4, 6], "x":112, "y": 51},
+ { "flags": 4, "matrix": [4, 7], "x":130, "y": 51},
+ { "flags": 4, "matrix": [4, 8], "x":149, "y": 51},
+ { "flags": 4, "matrix": [4, 9], "x":168, "y": 51},
+ { "flags": 4, "matrix": [4, 10], "x":186, "y": 51},
+ { "flags": 4, "matrix": [4, 13], "x":200, "y": 51},
+ { "flags": 4, "matrix": [4, 14], "x":214, "y": 51},
+
+ { "flags": 4, "matrix": [5, 0], "x": 0, "y": 64},
+ { "flags": 4, "matrix": [5, 1], "x": 18, "y": 64},
+ { "flags": 4, "matrix": [5, 2], "x": 37, "y": 64},
+ { "flags": 4, "matrix": [5, 5], "x": 92, "y": 64},
+ { "flags": 4, "matrix": [5, 9], "x":140, "y": 64},
+ { "flags": 4, "matrix": [5, 10], "x":154, "y": 64},
+ { "flags": 4, "matrix": [5, 11], "x":168, "y": 64},
+ { "flags": 4, "matrix": [5, 13], "x":196, "y": 64},
+ { "flags": 4, "matrix": [5, 14], "x":210, "y": 64},
+ { "flags": 4, "matrix": [5, 15], "x":224, "y": 64},
+
+ { "flags": 2, "x":0, "y":0},
+ { "flags": 2, "x":0, "y":6},
+ { "flags": 2, "x":0, "y":13},
+ { "flags": 2, "x":0, "y":19},
+ { "flags": 2, "x":0, "y":25},
+ { "flags": 2, "x":0, "y":32},
+ { "flags": 2, "x":0, "y":38},
+ { "flags": 2, "x":0, "y":45},
+ { "flags": 2, "x":0, "y":51},
+ { "flags": 2, "x":0, "y":57},
+ { "flags": 2, "x":0, "y":64},
+
+ { "flags": 2, "x":224, "y":0},
+ { "flags": 2, "x":224, "y":6},
+ { "flags": 2, "x":224, "y":13},
+ { "flags": 2, "x":224, "y":19},
+ { "flags": 2, "x":224, "y":25},
+ { "flags": 2, "x":224, "y":32},
+ { "flags": 2, "x":224, "y":38},
+ { "flags": 2, "x":224, "y":45},
+ { "flags": 2, "x":224, "y":51},
+ { "flags": 2, "x":224, "y":57},
+ { "flags": 2, "x":224, "y":64}
+ ]
+ },
+ "layouts": {
+ "LAYOUT": {
+ "layout": [
+ { "label": "Esc", "matrix": [0, 0], "x": 0, "y": 0 },
+ { "label": "F1", "matrix": [0, 1], "x": 1.25, "y": 0 },
+ { "label": "F2", "matrix": [0, 2], "x": 2.25, "y": 0 },
+ { "label": "F3", "matrix": [0, 3], "x": 3.25, "y": 0 },
+ { "label": "F4", "matrix": [0, 4], "x": 4.25, "y": 0 },
+ { "label": "F5", "matrix": [0, 5], "x": 5.5, "y": 0 },
+ { "label": "F6", "matrix": [0, 6], "x": 6.5, "y": 0 },
+ { "label": "F7", "matrix": [0, 7], "x": 7.5, "y": 0 },
+ { "label": "F8", "matrix": [0, 8], "x": 8.5, "y": 0 },
+ { "label": "F9", "matrix": [0, 9], "x": 9.75, "y": 0 },
+ { "label": "F10", "matrix": [0, 10], "x": 10.75, "y": 0 },
+ { "label": "F11", "matrix": [0, 11], "x": 11.75, "y": 0 },
+ { "label": "F12", "matrix": [0, 12], "x": 12.75, "y": 0 },
+ { "label": "Del", "matrix": [0, 13], "x": 14, "y": 0 },
+ { "label": "Mute", "matrix": [0, 15], "x": 15.5, "y": 0 },
+
+ { "label": "~", "matrix": [1, 0], "x": 0, "y": 1.25 },
+ { "label": "!", "matrix": [1, 1], "x": 1, "y": 1.25 },
+ { "label": "@", "matrix": [1, 2], "x": 2, "y": 1.25 },
+ { "label": "#", "matrix": [1, 3], "x": 3, "y": 1.25 },
+ { "label": "$", "matrix": [1, 4], "x": 4, "y": 1.25 },
+ { "label": "%", "matrix": [1, 5], "x": 5, "y": 1.25 },
+ { "label": "^", "matrix": [1, 6], "x": 6, "y": 1.25 },
+ { "label": "&", "matrix": [1, 7], "x": 7, "y": 1.25 },
+ { "label": "*", "matrix": [1, 8], "x": 8, "y": 1.25 },
+ { "label": "(", "matrix": [1, 9], "x": 9, "y": 1.25 },
+ { "label": ")", "matrix": [1, 10], "x": 10, "y": 1.25 },
+ { "label": "_", "matrix": [1, 11], "x": 11, "y": 1.25 },
+ { "label": "+", "matrix": [1, 12], "x": 12, "y": 1.25 },
+ { "label": "Bksp", "matrix": [1, 13], "w": 2, "x": 13, "y": 1.25 },
+ { "label": "Home", "matrix": [1, 15], "x": 15.5, "y": 1.25 },
+
+ { "label": "Tab", "matrix": [2, 0], "w": 1.5, "x": 0, "y": 2.25 },
+ { "label": "Q", "matrix": [2, 1], "x": 1.5, "y": 2.25 },
+ { "label": "W", "matrix": [2, 2], "x": 2.5, "y": 2.25 },
+ { "label": "E", "matrix": [2, 3], "x": 3.5, "y": 2.25 },
+ { "label": "R", "matrix": [2, 4], "x": 4.5, "y": 2.25 },
+ { "label": "T", "matrix": [2, 5], "x": 5.5, "y": 2.25 },
+ { "label": "Y", "matrix": [2, 6], "x": 6.5, "y": 2.25 },
+ { "label": "U", "matrix": [2, 7], "x": 7.5, "y": 2.25 },
+ { "label": "I", "matrix": [2, 8], "x": 8.5, "y": 2.25 },
+ { "label": "O", "matrix": [2, 9], "x": 9.5, "y": 2.25 },
+ { "label": "P", "matrix": [2, 10], "x": 10.5, "y": 2.25 },
+ { "label": "{", "matrix": [2, 11], "x": 11.5, "y": 2.25 },
+ { "label": "}", "matrix": [2, 12], "x": 12.5, "y": 2.25 },
+ { "label": "|", "matrix": [2, 13], "w": 1.5, "x": 13.5, "y": 2.25 },
+ { "label": "PageUp", "matrix": [2, 15], "x": 15.5, "y": 2.25 },
+
+ { "label": "Caps Lock", "matrix": [3, 0], "w": 1.75, "x": 0, "y": 3.25 },
+ { "label": "A", "matrix": [3, 1], "x": 1.75, "y": 3.25 },
+ { "label": "S", "matrix": [3, 2], "x": 2.75, "y": 3.25 },
+ { "label": "D", "matrix": [3, 3], "x": 3.75, "y": 3.25 },
+ { "label": "F", "matrix": [3, 4], "x": 4.75, "y": 3.25 },
+ { "label": "G", "matrix": [3, 5], "x": 5.75, "y": 3.25 },
+ { "label": "H", "matrix": [3, 6], "x": 6.75, "y": 3.25 },
+ { "label": "J", "matrix": [3, 7], "x": 7.75, "y": 3.25 },
+ { "label": "K", "matrix": [3, 8], "x": 8.75, "y": 3.25 },
+ { "label": "L", "matrix": [3, 9], "x": 9.75, "y": 3.25 },
+ { "label": ":", "matrix": [3, 10], "x": 10.75, "y": 3.25 },
+ { "label": "\"", "matrix": [3, 11], "x": 11.75, "y": 3.25 },
+ { "label": ":", "matrix": [3, 12], "x": 12.75, "y": 3.25 },
+ { "label": "Enter", "matrix": [3, 13], "w": 1.25, "x": 13.75, "y": 3.25 },
+ { "label": "PageDn", "matrix": [3, 15], "x": 15.5, "y": 3.25 },
+
+ { "label": "Shift", "matrix": [4, 0], "w": 1.25, "x": 0, "y": 4.25 },
+ { "label": ":", "matrix": [4, 11], "x": 1.25, "y": 4.25 },
+ { "label": "Z", "matrix": [4, 1], "x": 2.25, "y": 4.25 },
+ { "label": "X", "matrix": [4, 2], "x": 3.25, "y": 4.25 },
+ { "label": "C", "matrix": [4, 3], "x": 4.25, "y": 4.25 },
+ { "label": "V", "matrix": [4, 4], "x": 5.25, "y": 4.25 },
+ { "label": "B", "matrix": [4, 5], "x": 6.25, "y": 4.25 },
+ { "label": "N", "matrix": [4, 6], "x": 7.25, "y": 4.25 },
+ { "label": "M", "matrix": [4, 7], "x": 8.25, "y": 4.25 },
+ { "label": "<", "matrix": [4, 8], "x": 9.25, "y": 4.25 },
+ { "label": ">", "matrix": [4, 9], "x": 10.25, "y": 4.25 },
+ { "label": "?", "matrix": [4, 10], "x": 11.25, "y": 4.25 },
+ { "label": "Shift", "matrix": [4, 13], "w": 1.75, "x": 12.25, "y": 4.25 },
+ { "label": "Up", "matrix": [4, 14], "x": 14.25, "y": 4.25 },
+
+ { "label": "Ctrl", "matrix": [5, 0], "w": 1.25, "x": 0, "y": 5.25 },
+ { "label": "Win", "matrix": [5, 1], "w": 1.25, "x": 1.25, "y": 5.25 },
+ { "label": "Alt", "matrix": [5, 2], "w": 1.25, "x": 2.5, "y": 5.25 },
+ { "label": "Space", "matrix": [5, 5], "w": 6.25, "x": 3.75, "y": 5.25 },
+ { "label": "Alt", "matrix": [5, 9], "x": 10, "y": 5.25 },
+ { "label": "Fn", "matrix": [5, 10], "x": 11, "y": 5.25 },
+ { "label": "Ctrl", "matrix": [5, 11], "x": 12, "y": 5.25 },
+ { "label": "Left", "matrix": [5, 13], "x": 13.25, "y": 5.25 },
+ { "label": "Down", "matrix": [5, 14], "x": 14.25, "y": 5.25 },
+ { "label": "Right", "matrix": [5, 15], "x": 15.25, "y": 5.25 }
+ ]
+ }
+ }
+}
diff --git a/keyboards/chosfox/cf81/keymaps/default/keymap.c b/keyboards/chosfox/cf81/keymaps/default/keymap.c
new file mode 100644
index 000000000000..753bdebc0a49
--- /dev/null
+++ b/keyboards/chosfox/cf81/keymaps/default/keymap.c
@@ -0,0 +1,71 @@
+/* Copyright (C) 2023 jonylee@hfd
+ *
+ * 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
+
+enum __layers {
+ WIN_B,
+ WIN_FN,
+ MAC_B,
+ MAC_FN
+};
+
+// clang-format off
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+ [WIN_B] = LAYOUT( /* Base */
+ 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_DEL, KC_MUTE,
+ 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_PGUP,
+ 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_NUHS, KC_ENT, KC_PGDN,
+ KC_LSFT, KC_NUBS, 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_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, MO(WIN_FN),KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
+
+
+ [WIN_FN] = LAYOUT( /* FN */
+ _______, KC_MSEL, KC_VOLD, KC_VOLU, KC_MUTE, KC_MSTP, KC_MPRV, KC_MPLY, KC_MNXT, KC_MAIL, KC_WHOM, KC_CALC, KC_WSCH, KC_INS, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SPD, RGB_SPI, RGB_TOG, KC_END,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SAD, RGB_SAI, RGB_MOD, _______,
+ _______, _______,DF(MAC_B),_______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_MOD, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_VAI,
+ _______, GU_TOGG, _______, EE_CLR, _______, _______, _______, RGB_HUD, RGB_VAD, RGB_HUD),
+
+ [MAC_B] = LAYOUT( /* Base */
+ KC_ESC, KC_BRID, KC_BRIU, KC_MCTL, KC_LPAD, KC_F5, KC_F6, KC_MPRV, KC_MPLY, KC_MNXT, KC_MUTE, KC_VOLD,KC_VOLU, KC_DEL, KC_MUTE,
+ 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_PGUP,
+ 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_NUHS, KC_ENT, KC_PGDN,
+ KC_LSFT, KC_NUBS, 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_LCTL, KC_LALT, KC_LGUI, KC_SPC, KC_RGUI, MO(MAC_FN),KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
+
+ [MAC_FN] = LAYOUT( /* FN */
+ _______, 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_INS, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SPD, RGB_SPI, RGB_TOG, KC_END,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SAD, RGB_SAI, RGB_MOD, _______,
+ _______,DF(WIN_B),_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_MOD, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_VAI,
+ _______, _______, _______, EE_CLR, _______, _______, _______, RGB_HUD, RGB_VAD, RGB_HUD)
+};
+
+#if defined(ENCODER_MAP_ENABLE)
+const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][2] = {
+ [WIN_B] = { ENCODER_CCW_CW(KC_VOLU, KC_VOLD) },
+ [WIN_FN] = { ENCODER_CCW_CW(KC_VOLU, KC_VOLD) },
+ [MAC_B] = { ENCODER_CCW_CW(KC_VOLU, KC_VOLD) },
+ [MAC_FN] = { ENCODER_CCW_CW(KC_VOLU, KC_VOLD) }
+};
+#endif
+
diff --git a/keyboards/chosfox/cf81/keymaps/default/rules.mk b/keyboards/chosfox/cf81/keymaps/default/rules.mk
new file mode 100644
index 000000000000..ee325681483f
--- /dev/null
+++ b/keyboards/chosfox/cf81/keymaps/default/rules.mk
@@ -0,0 +1 @@
+ENCODER_MAP_ENABLE = yes
diff --git a/keyboards/chosfox/cf81/keymaps/via/keymap.c b/keyboards/chosfox/cf81/keymaps/via/keymap.c
new file mode 100644
index 000000000000..753bdebc0a49
--- /dev/null
+++ b/keyboards/chosfox/cf81/keymaps/via/keymap.c
@@ -0,0 +1,71 @@
+/* Copyright (C) 2023 jonylee@hfd
+ *
+ * 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
+
+enum __layers {
+ WIN_B,
+ WIN_FN,
+ MAC_B,
+ MAC_FN
+};
+
+// clang-format off
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+ [WIN_B] = LAYOUT( /* Base */
+ 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_DEL, KC_MUTE,
+ 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_PGUP,
+ 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_NUHS, KC_ENT, KC_PGDN,
+ KC_LSFT, KC_NUBS, 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_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, MO(WIN_FN),KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
+
+
+ [WIN_FN] = LAYOUT( /* FN */
+ _______, KC_MSEL, KC_VOLD, KC_VOLU, KC_MUTE, KC_MSTP, KC_MPRV, KC_MPLY, KC_MNXT, KC_MAIL, KC_WHOM, KC_CALC, KC_WSCH, KC_INS, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SPD, RGB_SPI, RGB_TOG, KC_END,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SAD, RGB_SAI, RGB_MOD, _______,
+ _______, _______,DF(MAC_B),_______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_MOD, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_VAI,
+ _______, GU_TOGG, _______, EE_CLR, _______, _______, _______, RGB_HUD, RGB_VAD, RGB_HUD),
+
+ [MAC_B] = LAYOUT( /* Base */
+ KC_ESC, KC_BRID, KC_BRIU, KC_MCTL, KC_LPAD, KC_F5, KC_F6, KC_MPRV, KC_MPLY, KC_MNXT, KC_MUTE, KC_VOLD,KC_VOLU, KC_DEL, KC_MUTE,
+ 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_PGUP,
+ 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_NUHS, KC_ENT, KC_PGDN,
+ KC_LSFT, KC_NUBS, 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_LCTL, KC_LALT, KC_LGUI, KC_SPC, KC_RGUI, MO(MAC_FN),KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
+
+ [MAC_FN] = LAYOUT( /* FN */
+ _______, 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_INS, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SPD, RGB_SPI, RGB_TOG, KC_END,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SAD, RGB_SAI, RGB_MOD, _______,
+ _______,DF(WIN_B),_______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_MOD, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_VAI,
+ _______, _______, _______, EE_CLR, _______, _______, _______, RGB_HUD, RGB_VAD, RGB_HUD)
+};
+
+#if defined(ENCODER_MAP_ENABLE)
+const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][2] = {
+ [WIN_B] = { ENCODER_CCW_CW(KC_VOLU, KC_VOLD) },
+ [WIN_FN] = { ENCODER_CCW_CW(KC_VOLU, KC_VOLD) },
+ [MAC_B] = { ENCODER_CCW_CW(KC_VOLU, KC_VOLD) },
+ [MAC_FN] = { ENCODER_CCW_CW(KC_VOLU, KC_VOLD) }
+};
+#endif
+
diff --git a/keyboards/chosfox/cf81/keymaps/via/rules.mk b/keyboards/chosfox/cf81/keymaps/via/rules.mk
new file mode 100644
index 000000000000..f1adcab005e8
--- /dev/null
+++ b/keyboards/chosfox/cf81/keymaps/via/rules.mk
@@ -0,0 +1,2 @@
+VIA_ENABLE = yes
+ENCODER_MAP_ENABLE = yes
diff --git a/keyboards/chosfox/cf81/mcuconf.h b/keyboards/chosfox/cf81/mcuconf.h
new file mode 100644
index 000000000000..e2884f3828f6
--- /dev/null
+++ b/keyboards/chosfox/cf81/mcuconf.h
@@ -0,0 +1,24 @@
+/* Copyright (C) 2023 jonylee@hfd
+ *
+ * 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_next
+
+#undef WB32_SPI_USE_QSPI
+#define WB32_SPI_USE_QSPI TRUE
+
+#undef WB32_I2C_USE_I2C1
+#define WB32_I2C_USE_I2C1 TRUE
diff --git a/keyboards/chosfox/cf81/readme.md b/keyboards/chosfox/cf81/readme.md
new file mode 100644
index 000000000000..06522836fd87
--- /dev/null
+++ b/keyboards/chosfox/cf81/readme.md
@@ -0,0 +1,19 @@
+# CHOSFOX CF81 keyboard
+
+A customizable 75% encoder keyboard.
+
+* Keyboard Maintainer: [jonylee@hfd](https://github.com/jonylee1986)
+* Hardware Supported: CF81
+* Hardware Availability: [CHOSFOX](https://chosfox.com/)
+
+Make example for this keyboard (after setting up your build environment):
+
+ make chosfox/cf81:default
+
+Flashing example for this keyboard:
+
+ make chosfox/cf81:default:flash
+
+**Reset Key**: Hold down the key located at *K00*, which programmed as *Esc* while plugging in the keyboard.
+
+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/chosfox/cf81/rules.mk b/keyboards/chosfox/cf81/rules.mk
new file mode 100644
index 000000000000..002458405eed
--- /dev/null
+++ b/keyboards/chosfox/cf81/rules.mk
@@ -0,0 +1 @@
+WEAR_LEVELING_DRIVER = spi_flash