Adds Klayi module

klayi/klayi.c

@@ -0,0 +1,39 @@
+// Copyright 2025 Nomisolutions
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+#include "klayi.h"
+#include "raw_hid.h"
+
+ASSERT_COMMUNITY_MODULES_MIN_API_VERSION(1, 1, 1);
+
+#ifndef RAW_EPSIZE
+#    define RAW_EPSIZE 32
+#endif
+
+static uint8_t current_layer = 0;
+
+static void send_layer_event(uint8_t layer) {
+    uint8_t buffer[RAW_EPSIZE] = {0};
+    buffer[0]                  = ACTIVE_LAYER_INDICATOR_MESSAGE;
+    buffer[1]                  = ACTIVE_LAYER_PUSH;
+    buffer[2]                  = layer;
+    raw_hid_send(buffer, RAW_EPSIZE);
+}
+
+layer_state_t layer_state_set_klayi(layer_state_t state) {
+    state = layer_state_set_klayi_kb(state);
+
+    uint8_t layer = get_highest_layer(state | default_layer_state);
+    if (current_layer != layer) {
+        current_layer = layer;
+        send_layer_event(layer);
+    }
+
+    return state;
+}
+
+layer_state_t default_layer_state_set_klayi(layer_state_t state) {
+    layer_state_set_klayi(state | layer_state);
+    return default_layer_state_set_klayi_kb(state);
+}

klayi/klayi.h

@@ -0,0 +1,12 @@
+// Copyright 2025 Nomisolutions
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "quantum.h"
+
+#define ACTIVE_LAYER_INDICATOR_MESSAGE 0xA5
+
+enum active_layer_indicator_command_id {
+    ACTIVE_LAYER_PUSH = 0x01,
+};

klayi/qmk_module.json

@@ -0,0 +1,7 @@
+{
+    "maintainer": "Nomisolutions",
+    "module_name": "klayi",
+    "features": {
+        "raw": true
+    }
+}