diff --git a/boards.txt b/boards.txt
index 52554372ef4..e13fe4cab46 100644
--- a/boards.txt
+++ b/boards.txt
@@ -36120,6 +36120,204 @@ XIAO_ESP32C3.menu.EraseFlash.all.upload.erase_cmd=-e
 
 ##############################################################
 
+
+XIAO_ESP32C5.name=XIAO_ESP32C5
+
+XIAO_ESP32C5.vid.0=0x2886
+XIAO_ESP32C5.pid.0=0x0067
+
+XIAO_ESP32C5.bootloader.tool=esptool_py
+XIAO_ESP32C5.bootloader.tool.default=esptool_py
+
+XIAO_ESP32C5.upload.tool=esptool_py
+XIAO_ESP32C5.upload.tool.default=esptool_py
+XIAO_ESP32C5.upload.tool.network=esp_ota
+
+XIAO_ESP32C5.upload.maximum_size=1310720
+XIAO_ESP32C5.upload.maximum_data_size=327680
+XIAO_ESP32C5.upload.flags=
+XIAO_ESP32C5.upload.extra_flags=
+XIAO_ESP32C5.upload.use_1200bps_touch=false
+XIAO_ESP32C5.upload.wait_for_upload_port=false
+
+XIAO_ESP32C5.serial.disableDTR=false
+XIAO_ESP32C5.serial.disableRTS=false
+
+XIAO_ESP32C5.build.tarch=riscv32
+XIAO_ESP32C5.build.target=esp
+XIAO_ESP32C5.build.mcu=esp32c5
+XIAO_ESP32C5.build.core=esp32
+XIAO_ESP32C5.build.variant=XIAO_ESP32C5
+XIAO_ESP32C5.build.board=XIAO_ESP32C5
+XIAO_ESP32C5.build.bootloader_addr=0x2000
+
+XIAO_ESP32C5.build.cdc_on_boot=1
+XIAO_ESP32C5.build.f_cpu=240000000L
+XIAO_ESP32C5.build.flash_size=8MB
+XIAO_ESP32C5.build.flash_freq=80m
+XIAO_ESP32C5.build.flash_mode=qio
+XIAO_ESP32C5.build.boot=qio
+XIAO_ESP32C5.build.partitions=default_8MB
+XIAO_ESP32C5.build.defines=
+
+## IDE 2.0 Seems to not update the value
+XIAO_ESP32C5.menu.JTAGAdapter.default=Disabled
+XIAO_ESP32C5.menu.JTAGAdapter.default.build.copy_jtag_files=0
+XIAO_ESP32C5.menu.JTAGAdapter.builtin=Integrated USB JTAG
+XIAO_ESP32C5.menu.JTAGAdapter.builtin.build.openocdscript=esp32c5-builtin.cfg
+XIAO_ESP32C5.menu.JTAGAdapter.builtin.build.copy_jtag_files=1
+XIAO_ESP32C5.menu.JTAGAdapter.external=FTDI Adapter
+XIAO_ESP32C5.menu.JTAGAdapter.external.build.openocdscript=esp32c5-ftdi.cfg
+XIAO_ESP32C5.menu.JTAGAdapter.external.build.copy_jtag_files=1
+XIAO_ESP32C5.menu.JTAGAdapter.bridge=ESP USB Bridge
+XIAO_ESP32C5.menu.JTAGAdapter.bridge.build.openocdscript=esp32c5-bridge.cfg
+XIAO_ESP32C5.menu.JTAGAdapter.bridge.build.copy_jtag_files=1
+
+XIAO_ESP32C5.menu.PSRAM.disabled=Disabled
+XIAO_ESP32C5.menu.PSRAM.disabled.build.defines=
+XIAO_ESP32C5.menu.PSRAM.enabled=Enabled
+XIAO_ESP32C5.menu.PSRAM.enabled.build.defines=-DBOARD_HAS_PSRAM
+
+XIAO_ESP32C5.menu.CDCOnBoot.cdc=Enabled
+XIAO_ESP32C5.menu.CDCOnBoot.cdc.build.cdc_on_boot=1
+XIAO_ESP32C5.menu.CDCOnBoot.default=Disabled
+XIAO_ESP32C5.menu.CDCOnBoot.default.build.cdc_on_boot=0
+
+XIAO_ESP32C5.menu.PartitionScheme.default_8MB=8M with spiffs (3MB APP/1.5MB SPIFFS)
+XIAO_ESP32C5.menu.PartitionScheme.default_8MB.build.partitions=default_8MB
+XIAO_ESP32C5.menu.PartitionScheme.default_8MB.upload.maximum_size=3342336
+XIAO_ESP32C5.menu.PartitionScheme.default=Default 4MB with spiffs (1.2MB APP/1.5MB SPIFFS)
+XIAO_ESP32C5.menu.PartitionScheme.default.build.partitions=default
+XIAO_ESP32C5.menu.PartitionScheme.defaultffat=Default 4MB with ffat (1.2MB APP/1.5MB FATFS)
+XIAO_ESP32C5.menu.PartitionScheme.defaultffat.build.partitions=default_ffat
+XIAO_ESP32C5.menu.PartitionScheme.minimal=Minimal (1.3MB APP/700KB SPIFFS)
+XIAO_ESP32C5.menu.PartitionScheme.minimal.build.partitions=minimal
+XIAO_ESP32C5.menu.PartitionScheme.no_ota=No OTA (2MB APP/2MB SPIFFS)
+XIAO_ESP32C5.menu.PartitionScheme.no_ota.build.partitions=no_ota
+XIAO_ESP32C5.menu.PartitionScheme.no_ota.upload.maximum_size=2097152
+XIAO_ESP32C5.menu.PartitionScheme.noota_3g=No OTA (1MB APP/3MB SPIFFS)
+XIAO_ESP32C5.menu.PartitionScheme.noota_3g.build.partitions=noota_3g
+XIAO_ESP32C5.menu.PartitionScheme.noota_3g.upload.maximum_size=1048576
+XIAO_ESP32C5.menu.PartitionScheme.noota_ffat=No OTA (2MB APP/2MB FATFS)
+XIAO_ESP32C5.menu.PartitionScheme.noota_ffat.build.partitions=noota_ffat
+XIAO_ESP32C5.menu.PartitionScheme.noota_ffat.upload.maximum_size=2097152
+XIAO_ESP32C5.menu.PartitionScheme.noota_3gffat=No OTA (1MB APP/3MB FATFS)
+XIAO_ESP32C5.menu.PartitionScheme.noota_3gffat.build.partitions=noota_3gffat
+XIAO_ESP32C5.menu.PartitionScheme.noota_3gffat.upload.maximum_size=1048576
+XIAO_ESP32C5.menu.PartitionScheme.huge_app=Huge APP (3MB No OTA/1MB SPIFFS)
+XIAO_ESP32C5.menu.PartitionScheme.huge_app.build.partitions=huge_app
+XIAO_ESP32C5.menu.PartitionScheme.huge_app.upload.maximum_size=3145728
+XIAO_ESP32C5.menu.PartitionScheme.min_spiffs=Minimal SPIFFS (1.9MB APP with OTA/190KB SPIFFS)
+XIAO_ESP32C5.menu.PartitionScheme.min_spiffs.build.partitions=min_spiffs
+XIAO_ESP32C5.menu.PartitionScheme.min_spiffs.upload.maximum_size=1966080
+XIAO_ESP32C5.menu.PartitionScheme.fatflash=16M Flash (2MB APP/12.5MB FATFS)
+XIAO_ESP32C5.menu.PartitionScheme.fatflash.build.partitions=ffat
+XIAO_ESP32C5.menu.PartitionScheme.fatflash.upload.maximum_size=2097152
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker=RainMaker 4MB
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker.build.partitions=rainmaker
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker.upload.maximum_size=1966080
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker_4MB=RainMaker 4MB No OTA
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker_4MB.build.partitions=rainmaker_4MB_no_ota
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker_4MB.upload.maximum_size=4038656
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker_8MB=RainMaker 8MB
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker_8MB.build.partitions=rainmaker_8MB
+XIAO_ESP32C5.menu.PartitionScheme.rainmaker_8MB.upload.maximum_size=4116480
+XIAO_ESP32C5.menu.PartitionScheme.zigbee=Zigbee 4MB with spiffs
+XIAO_ESP32C5.menu.PartitionScheme.zigbee.build.partitions=zigbee
+XIAO_ESP32C5.menu.PartitionScheme.zigbee.upload.maximum_size=1310720
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_8MB=Zigbee 8MB with spiffs
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_8MB.build.partitions=zigbee_8MB
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_8MB.upload.maximum_size=3407872
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_zczr=Zigbee ZCZR 4MB with spiffs
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_zczr.build.partitions=zigbee_zczr
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_zczr.upload.maximum_size=1310720
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_zczr_8MB=Zigbee ZCZR 8MB with spiffs
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_zczr_8MB.build.partitions=zigbee_zczr_8MB
+XIAO_ESP32C5.menu.PartitionScheme.zigbee_zczr_8MB.upload.maximum_size=3407872
+
+XIAO_ESP32C5.menu.CPUFreq.240=240MHz (WiFi)
+XIAO_ESP32C5.menu.CPUFreq.240.build.f_cpu=240000000L
+XIAO_ESP32C5.menu.CPUFreq.160=160MHz (WiFi)
+XIAO_ESP32C5.menu.CPUFreq.160.build.f_cpu=160000000L
+XIAO_ESP32C5.menu.CPUFreq.80=80MHz (WiFi)
+XIAO_ESP32C5.menu.CPUFreq.80.build.f_cpu=80000000L
+XIAO_ESP32C5.menu.CPUFreq.40=40MHz
+XIAO_ESP32C5.menu.CPUFreq.40.build.f_cpu=40000000L
+XIAO_ESP32C5.menu.CPUFreq.20=20MHz
+XIAO_ESP32C5.menu.CPUFreq.20.build.f_cpu=20000000L
+XIAO_ESP32C5.menu.CPUFreq.10=10MHz
+XIAO_ESP32C5.menu.CPUFreq.10.build.f_cpu=10000000L
+
+XIAO_ESP32C5.menu.FlashMode.qio=QIO
+XIAO_ESP32C5.menu.FlashMode.qio.build.flash_mode=dio
+XIAO_ESP32C5.menu.FlashMode.qio.build.boot=qio
+XIAO_ESP32C5.menu.FlashMode.dio=DIO
+XIAO_ESP32C5.menu.FlashMode.dio.build.flash_mode=dio
+XIAO_ESP32C5.menu.FlashMode.dio.build.boot=dio
+
+XIAO_ESP32C5.menu.FlashFreq.80=80MHz
+XIAO_ESP32C5.menu.FlashFreq.80.build.flash_freq=80m
+XIAO_ESP32C5.menu.FlashFreq.40=40MHz
+XIAO_ESP32C5.menu.FlashFreq.40.build.flash_freq=40m
+
+XIAO_ESP32C5.menu.FlashSize.8M=8MB (64Mb)
+XIAO_ESP32C5.menu.FlashSize.8M.build.flash_size=8MB
+XIAO_ESP32C5.menu.FlashSize.4M=4MB (32Mb)
+XIAO_ESP32C5.menu.FlashSize.4M.build.flash_size=4MB
+XIAO_ESP32C5.menu.FlashSize.2M=2MB (16Mb)
+XIAO_ESP32C5.menu.FlashSize.2M.build.flash_size=2MB
+
+XIAO_ESP32C5.menu.UploadSpeed.921600=921600
+XIAO_ESP32C5.menu.UploadSpeed.921600.upload.speed=921600
+XIAO_ESP32C5.menu.UploadSpeed.115200=115200
+XIAO_ESP32C5.menu.UploadSpeed.115200.upload.speed=115200
+XIAO_ESP32C5.menu.UploadSpeed.256000.windows=256000
+XIAO_ESP32C5.menu.UploadSpeed.256000.upload.speed=256000
+XIAO_ESP32C5.menu.UploadSpeed.230400.windows.upload.speed=256000
+XIAO_ESP32C5.menu.UploadSpeed.230400=230400
+XIAO_ESP32C5.menu.UploadSpeed.230400.upload.speed=230400
+XIAO_ESP32C5.menu.UploadSpeed.460800.linux=460800
+XIAO_ESP32C5.menu.UploadSpeed.460800.macosx=460800
+XIAO_ESP32C5.menu.UploadSpeed.460800.upload.speed=460800
+XIAO_ESP32C5.menu.UploadSpeed.512000.windows=512000
+XIAO_ESP32C5.menu.UploadSpeed.512000.upload.speed=512000
+
+XIAO_ESP32C5.menu.DebugLevel.none=None
+XIAO_ESP32C5.menu.DebugLevel.none.build.code_debug=0
+XIAO_ESP32C5.menu.DebugLevel.error=Error
+XIAO_ESP32C5.menu.DebugLevel.error.build.code_debug=1
+XIAO_ESP32C5.menu.DebugLevel.warn=Warn
+XIAO_ESP32C5.menu.DebugLevel.warn.build.code_debug=2
+XIAO_ESP32C5.menu.DebugLevel.info=Info
+XIAO_ESP32C5.menu.DebugLevel.info.build.code_debug=3
+XIAO_ESP32C5.menu.DebugLevel.debug=Debug
+XIAO_ESP32C5.menu.DebugLevel.debug.build.code_debug=4
+XIAO_ESP32C5.menu.DebugLevel.verbose=Verbose
+XIAO_ESP32C5.menu.DebugLevel.verbose.build.code_debug=5
+
+XIAO_ESP32C5.menu.EraseFlash.none=Disabled
+XIAO_ESP32C5.menu.EraseFlash.none.upload.erase_cmd=
+XIAO_ESP32C5.menu.EraseFlash.all=Enabled
+XIAO_ESP32C5.menu.EraseFlash.all.upload.erase_cmd=-e
+
+XIAO_ESP32C5.menu.ZigbeeMode.default=Disabled
+XIAO_ESP32C5.menu.ZigbeeMode.default.build.zigbee_mode=
+XIAO_ESP32C5.menu.ZigbeeMode.default.build.zigbee_libs=
+XIAO_ESP32C5.menu.ZigbeeMode.ed=Zigbee ED (end device)
+XIAO_ESP32C5.menu.ZigbeeMode.ed.build.zigbee_mode=-DZIGBEE_MODE_ED
+XIAO_ESP32C5.menu.ZigbeeMode.ed.build.zigbee_libs=-lesp_zb_api.ed -lzboss_stack.ed -lzboss_port.native
+XIAO_ESP32C5.menu.ZigbeeMode.zczr=Zigbee ZCZR (coordinator/router)
+XIAO_ESP32C5.menu.ZigbeeMode.zczr.build.zigbee_mode=-DZIGBEE_MODE_ZCZR
+XIAO_ESP32C5.menu.ZigbeeMode.zczr.build.zigbee_libs=-lesp_zb_api.zczr -lzboss_stack.zczr -lzboss_port.native
+XIAO_ESP32C5.menu.ZigbeeMode.ed_debug=Zigbee ED (end device) - Debug
+XIAO_ESP32C5.menu.ZigbeeMode.ed_debug.build.zigbee_mode=-DZIGBEE_MODE_ED
+XIAO_ESP32C5.menu.ZigbeeMode.ed_debug.build.zigbee_libs=-lesp_zb_api.ed.debug -lzboss_stack.ed.debug -lzboss_port.native.debug
+XIAO_ESP32C5.menu.ZigbeeMode.zczr_debug=Zigbee ZCZR (coordinator/router) - Debug
+XIAO_ESP32C5.menu.ZigbeeMode.zczr_debug.build.zigbee_mode=-DZIGBEE_MODE_ZCZR
+XIAO_ESP32C5.menu.ZigbeeMode.zczr_debug.build.zigbee_libs=-lesp_zb_api.zczr.debug -lzboss_stack.zczr.debug -lzboss_port.native.debug
+
+##############################################################
+
 XIAO_ESP32C6.name=XIAO_ESP32C6
 
 XIAO_ESP32C6.bootloader.tool=esptool_py
diff --git a/variants/XIAO_ESP32C5/pins_arduino.h b/variants/XIAO_ESP32C5/pins_arduino.h
new file mode 100644
index 00000000000..eaf6ba07b88
--- /dev/null
+++ b/variants/XIAO_ESP32C5/pins_arduino.h
@@ -0,0 +1,42 @@
+#ifndef Pins_Arduino_h
+#define Pins_Arduino_h
+
+#include <stdint.h>
+
+#define USB_VID 0x2886
+#define USB_PID 0x0067
+
+static const uint8_t LED_BUILTIN = 27;
+#define BUILTIN_LED LED_BUILTIN  // backward compatibility
+#define LED_BUILTIN LED_BUILTIN  // allow testing #ifdef LED_BUILTIN
+
+static const uint8_t TX = 11;
+static const uint8_t RX = 12;
+
+static const uint8_t SDA = 23;
+static const uint8_t SCL = 24;
+
+static const uint8_t SS = 7;
+static const uint8_t MOSI = 10;
+static const uint8_t MISO = 9;
+static const uint8_t SCK = 8;
+
+static const uint8_t A0 = 1;
+static const uint8_t A1 = 2;
+static const uint8_t A2 = 3;
+static const uint8_t A3 = 4;
+static const uint8_t A4 = 5;
+
+static const uint8_t D0 = 1;
+static const uint8_t D1 = 0;
+static const uint8_t D2 = 25;
+static const uint8_t D3 = 7;
+static const uint8_t D4 = 23;
+static const uint8_t D5 = 24;
+static const uint8_t D6 = 11;
+static const uint8_t D7 = 12;
+static const uint8_t D8 = 8;
+static const uint8_t D9 = 9;
+static const uint8_t D10 = 10;
+
+#endif /* Pins_Arduino_h */