diff --git a/boards.txt b/boards.txt
index d8b5a80bb56..ab5d96d5634 100644
--- a/boards.txt
+++ b/boards.txt
@@ -26852,3 +26852,176 @@ motorgo_mini_1.menu.EraseFlash.all=Enabled
 motorgo_mini_1.menu.EraseFlash.all.upload.erase_cmd=-e
 
 ##############################################################
+
+# ESP32-S3 PowerFeather
+
+esp32s3_powerfeather.name=ESP32-S3 PowerFeather
+esp32s3_powerfeather.vid.0=0x303a
+esp32s3_powerfeather.pid.0=0x81BB
+
+esp32s3_powerfeather.bootloader.tool=esptool_py
+esp32s3_powerfeather.bootloader.tool.default=esptool_py
+
+esp32s3_powerfeather.upload.tool=esptool_py
+esp32s3_powerfeather.upload.tool.default=esptool_py
+esp32s3_powerfeather.upload.tool.network=esp_ota
+
+esp32s3_powerfeather.upload.maximum_size=1310720
+esp32s3_powerfeather.upload.maximum_data_size=327680
+esp32s3_powerfeather.upload.flags=
+esp32s3_powerfeather.upload.extra_flags=
+esp32s3_powerfeather.upload.use_1200bps_touch=false
+esp32s3_powerfeather.upload.wait_for_upload_port=false
+
+esp32s3_powerfeather.serial.disableDTR=false
+esp32s3_powerfeather.serial.disableRTS=false
+
+esp32s3_powerfeather.build.tarch=xtensa
+esp32s3_powerfeather.build.bootloader_addr=0x0
+esp32s3_powerfeather.build.target=esp32s3
+esp32s3_powerfeather.build.mcu=esp32s3
+esp32s3_powerfeather.build.core=esp32
+esp32s3_powerfeather.build.variant=esp32s3_powerfeather
+esp32s3_powerfeather.build.board=ESP32S3_POWERFEATHER
+
+esp32s3_powerfeather.build.usb_mode=1
+esp32s3_powerfeather.build.cdc_on_boot=1
+esp32s3_powerfeather.build.msc_on_boot=0
+esp32s3_powerfeather.build.dfu_on_boot=0
+esp32s3_powerfeather.build.f_cpu=240000000L
+esp32s3_powerfeather.build.flash_size=8MB
+esp32s3_powerfeather.build.flash_freq=80m
+esp32s3_powerfeather.build.flash_mode=dio
+esp32s3_powerfeather.build.boot=qio
+esp32s3_powerfeather.build.boot_freq=80m
+esp32s3_powerfeather.build.partitions=default_8MB
+esp32s3_powerfeather.build.defines=
+esp32s3_powerfeather.build.loop_core=
+esp32s3_powerfeather.build.event_core=
+esp32s3_powerfeather.build.flash_type=qio
+esp32s3_powerfeather.build.psram_type=qspi
+esp32s3_powerfeather.build.memory_type={build.flash_type}_{build.psram_type}
+
+esp32s3_powerfeather.menu.PSRAM.disabled=Disabled
+esp32s3_powerfeather.menu.PSRAM.disabled.build.defines=
+esp32s3_powerfeather.menu.PSRAM.disabled.build.psram_type=qspi
+esp32s3_powerfeather.menu.PSRAM.enabled=QSPI PSRAM
+esp32s3_powerfeather.menu.PSRAM.enabled.build.defines=-DBOARD_HAS_PSRAM
+esp32s3_powerfeather.menu.PSRAM.enabled.build.psram_type=qspi
+
+esp32s3_powerfeather.menu.FlashMode.qio=QIO 80MHz
+esp32s3_powerfeather.menu.FlashMode.qio.build.flash_mode=dio
+esp32s3_powerfeather.menu.FlashMode.qio.build.boot=qio
+esp32s3_powerfeather.menu.FlashMode.qio.build.boot_freq=80m
+esp32s3_powerfeather.menu.FlashMode.qio.build.flash_freq=80m
+esp32s3_powerfeather.menu.FlashMode.qio120=QIO 120MHz
+esp32s3_powerfeather.menu.FlashMode.qio120.build.flash_mode=dio
+esp32s3_powerfeather.menu.FlashMode.qio120.build.boot=qio
+esp32s3_powerfeather.menu.FlashMode.qio120.build.boot_freq=120m
+esp32s3_powerfeather.menu.FlashMode.qio120.build.flash_freq=80m
+esp32s3_powerfeather.menu.FlashMode.dio=DIO 80MHz
+esp32s3_powerfeather.menu.FlashMode.dio.build.flash_mode=dio
+esp32s3_powerfeather.menu.FlashMode.dio.build.boot=dio
+esp32s3_powerfeather.menu.FlashMode.dio.build.boot_freq=80m
+esp32s3_powerfeather.menu.FlashMode.dio.build.flash_freq=80m
+
+esp32s3_powerfeather.menu.LoopCore.1=Core 1
+esp32s3_powerfeather.menu.LoopCore.1.build.loop_core=-DARDUINO_RUNNING_CORE=1
+esp32s3_powerfeather.menu.LoopCore.0=Core 0
+esp32s3_powerfeather.menu.LoopCore.0.build.loop_core=-DARDUINO_RUNNING_CORE=0
+
+esp32s3_powerfeather.menu.EventsCore.1=Core 1
+esp32s3_powerfeather.menu.EventsCore.1.build.event_core=-DARDUINO_EVENT_RUNNING_CORE=1
+esp32s3_powerfeather.menu.EventsCore.0=Core 0
+esp32s3_powerfeather.menu.EventsCore.0.build.event_core=-DARDUINO_EVENT_RUNNING_CORE=0
+
+esp32s3_powerfeather.menu.USBMode.hwcdc=Hardware CDC and JTAG
+esp32s3_powerfeather.menu.USBMode.hwcdc.build.usb_mode=1
+esp32s3_powerfeather.menu.USBMode.default=USB-OTG (TinyUSB)
+esp32s3_powerfeather.menu.USBMode.default.build.usb_mode=0
+
+esp32s3_powerfeather.menu.CDCOnBoot.cdc=Enabled
+esp32s3_powerfeather.menu.CDCOnBoot.cdc.build.cdc_on_boot=1
+esp32s3_powerfeather.menu.CDCOnBoot.default=Disabled
+esp32s3_powerfeather.menu.CDCOnBoot.default.build.cdc_on_boot=0
+
+esp32s3_powerfeather.menu.MSCOnBoot.default=Disabled
+esp32s3_powerfeather.menu.MSCOnBoot.default.build.msc_on_boot=0
+esp32s3_powerfeather.menu.MSCOnBoot.msc=Enabled (Requires USB-OTG Mode)
+esp32s3_powerfeather.menu.MSCOnBoot.msc.build.msc_on_boot=1
+
+esp32s3_powerfeather.menu.DFUOnBoot.default=Disabled
+esp32s3_powerfeather.menu.DFUOnBoot.default.build.dfu_on_boot=0
+esp32s3_powerfeather.menu.DFUOnBoot.dfu=Enabled (Requires USB-OTG Mode)
+esp32s3_powerfeather.menu.DFUOnBoot.dfu.build.dfu_on_boot=1
+
+esp32s3_powerfeather.menu.UploadMode.default=UART0 / Hardware CDC
+esp32s3_powerfeather.menu.UploadMode.default.upload.use_1200bps_touch=false
+esp32s3_powerfeather.menu.UploadMode.default.upload.wait_for_upload_port=false
+esp32s3_powerfeather.menu.UploadMode.cdc=USB-OTG CDC (TinyUSB)
+esp32s3_powerfeather.menu.UploadMode.cdc.upload.use_1200bps_touch=true
+esp32s3_powerfeather.menu.UploadMode.cdc.upload.wait_for_upload_port=true
+
+esp32s3_powerfeather.menu.PartitionScheme.default_8MB=8M with spiffs (3MB APP/1.5MB SPIFFS)
+esp32s3_powerfeather.menu.PartitionScheme.default_8MB.build.partitions=default_8MB
+esp32s3_powerfeather.menu.PartitionScheme.default_8MB.upload.maximum_size=3342336
+esp32s3_powerfeather.menu.PartitionScheme.default_ffat_8MB=8M with ffat (3MB APP/1.5MB FATFS)
+esp32s3_powerfeather.menu.PartitionScheme.default_ffat_8MB.build.partitions=default_ffat_8MB
+esp32s3_powerfeather.menu.PartitionScheme.default_ffat_8MB.upload.maximum_size=3342336
+esp32s3_powerfeather.menu.PartitionScheme.large_spiffs_8MB=Large SPIFFS (1.2MB APP/5.3MB SPIFFS)
+esp32s3_powerfeather.menu.PartitionScheme.large_spiffs_8MB.build.partitions=large_spiffs_8MB
+esp32s3_powerfeather.menu.PartitionScheme.large_spiffs_8MB.upload.maximum_size=1310720
+esp32s3_powerfeather.menu.PartitionScheme.large_ffat_8MB=Large FFAT (1.2MB APP/5.3MB FATFS)
+esp32s3_powerfeather.menu.PartitionScheme.large_ffat_8MB.build.partitions=large_ffat_8MB
+esp32s3_powerfeather.menu.PartitionScheme.large_ffat_8MB.upload.maximum_size=1310720
+esp32s3_powerfeather.menu.PartitionScheme.max_app_8MB=Maximum APP (7.9MB APP No OTA/No FS)
+esp32s3_powerfeather.menu.PartitionScheme.max_app_8MB.build.partitions=max_app_8MB
+esp32s3_powerfeather.menu.PartitionScheme.max_app_8MB.upload.maximum_size=8257536
+
+esp32s3_powerfeather.menu.CPUFreq.240=240MHz (WiFi)
+esp32s3_powerfeather.menu.CPUFreq.240.build.f_cpu=240000000L
+esp32s3_powerfeather.menu.CPUFreq.160=160MHz (WiFi)
+esp32s3_powerfeather.menu.CPUFreq.160.build.f_cpu=160000000L
+esp32s3_powerfeather.menu.CPUFreq.80=80MHz (WiFi)
+esp32s3_powerfeather.menu.CPUFreq.80.build.f_cpu=80000000L
+esp32s3_powerfeather.menu.CPUFreq.40=40MHz
+esp32s3_powerfeather.menu.CPUFreq.40.build.f_cpu=40000000L
+esp32s3_powerfeather.menu.CPUFreq.20=20MHz
+esp32s3_powerfeather.menu.CPUFreq.20.build.f_cpu=20000000L
+esp32s3_powerfeather.menu.CPUFreq.10=10MHz
+esp32s3_powerfeather.menu.CPUFreq.10.build.f_cpu=10000000L
+
+esp32s3_powerfeather.menu.UploadSpeed.921600=921600
+esp32s3_powerfeather.menu.UploadSpeed.921600.upload.speed=921600
+esp32s3_powerfeather.menu.UploadSpeed.115200=115200
+esp32s3_powerfeather.menu.UploadSpeed.115200.upload.speed=115200
+esp32s3_powerfeather.menu.UploadSpeed.256000.windows=256000
+esp32s3_powerfeather.menu.UploadSpeed.256000.upload.speed=256000
+esp32s3_powerfeather.menu.UploadSpeed.230400.windows.upload.speed=256000
+esp32s3_powerfeather.menu.UploadSpeed.230400=230400
+esp32s3_powerfeather.menu.UploadSpeed.230400.upload.speed=230400
+esp32s3_powerfeather.menu.UploadSpeed.460800.linux=460800
+esp32s3_powerfeather.menu.UploadSpeed.460800.macosx=460800
+esp32s3_powerfeather.menu.UploadSpeed.460800.upload.speed=460800
+esp32s3_powerfeather.menu.UploadSpeed.512000.windows=512000
+esp32s3_powerfeather.menu.UploadSpeed.512000.upload.speed=512000
+
+esp32s3_powerfeather.menu.DebugLevel.none=None
+esp32s3_powerfeather.menu.DebugLevel.none.build.code_debug=0
+esp32s3_powerfeather.menu.DebugLevel.error=Error
+esp32s3_powerfeather.menu.DebugLevel.error.build.code_debug=1
+esp32s3_powerfeather.menu.DebugLevel.warn=Warn
+esp32s3_powerfeather.menu.DebugLevel.warn.build.code_debug=2
+esp32s3_powerfeather.menu.DebugLevel.info=Info
+esp32s3_powerfeather.menu.DebugLevel.info.build.code_debug=3
+esp32s3_powerfeather.menu.DebugLevel.debug=Debug
+esp32s3_powerfeather.menu.DebugLevel.debug.build.code_debug=4
+esp32s3_powerfeather.menu.DebugLevel.verbose=Verbose
+esp32s3_powerfeather.menu.DebugLevel.verbose.build.code_debug=5
+
+esp32s3_powerfeather.menu.EraseFlash.none=Disabled
+esp32s3_powerfeather.menu.EraseFlash.none.upload.erase_cmd=
+esp32s3_powerfeather.menu.EraseFlash.all=Enabled
+esp32s3_powerfeather.menu.EraseFlash.all.upload.erase_cmd=-e
+
+##############################################################
\ No newline at end of file
diff --git a/tools/partitions/default_ffat_8MB.csv b/tools/partitions/default_ffat_8MB.csv
new file mode 100644
index 00000000000..2791bf7912e
--- /dev/null
+++ b/tools/partitions/default_ffat_8MB.csv
@@ -0,0 +1,7 @@
+# Name,   Type, SubType, Offset,  Size, Flags
+nvs,      data, nvs,     0x9000,  0x5000,
+otadata,  data, ota,     0xe000,  0x2000,
+app0,     app,  ota_0,   0x10000, 0x330000,
+app1,     app,  ota_1,   0x340000,0x330000,
+ffat,     data, fat,     0x670000,0x180000,
+coredump, data, coredump,0x7F0000,0x10000,
diff --git a/tools/partitions/large_ffat_8MB.csv b/tools/partitions/large_ffat_8MB.csv
new file mode 100644
index 00000000000..20632d6c512
--- /dev/null
+++ b/tools/partitions/large_ffat_8MB.csv
@@ -0,0 +1,7 @@
+# Name,   Type, SubType, Offset,  Size, Flags
+nvs,      data, nvs,     0x9000,  0x5000,
+otadata,  data, ota,     0xe000,  0x2000,
+app0,     app,  ota_0,   0x10000, 0x140000,
+app1,     app,  ota_1,   0x150000,0x140000,
+ffat,     data, fat,     0x290000,0x560000,
+coredump, data, coredump,0x7F0000,0x10000,
diff --git a/tools/partitions/large_spiffs_8MB.csv b/tools/partitions/large_spiffs_8MB.csv
new file mode 100644
index 00000000000..ecf87c6d280
--- /dev/null
+++ b/tools/partitions/large_spiffs_8MB.csv
@@ -0,0 +1,7 @@
+# Name,   Type, SubType, Offset,  Size, Flags
+nvs,      data, nvs,     0x9000,  0x5000,
+otadata,  data, ota,     0xe000,  0x2000,
+app0,     app,  ota_0,   0x10000, 0x140000,
+app1,     app,  ota_1,   0x150000,0x140000,
+spiffs,   data, spiffs,  0x290000,0x560000,
+coredump, data, coredump,0x7F0000,0x10000,
diff --git a/variants/esp32s3_powerfeather/pins_arduino.h b/variants/esp32s3_powerfeather/pins_arduino.h
new file mode 100644
index 00000000000..fb57b8e6d70
--- /dev/null
+++ b/variants/esp32s3_powerfeather/pins_arduino.h
@@ -0,0 +1,59 @@
+#ifndef Pins_Arduino_h
+#define Pins_Arduino_h
+
+#include <stdint.h>
+
+#define USB_VID            0x303A
+#define USB_PID            0x81BB
+#define USB_MANUFACTURER   "PowerFeather"
+#define USB_PRODUCT        "ESP32-S3 PowerFeather"
+#define USB_SERIAL         ""
+
+#define NUM_DIGITAL_PINS        48
+#define EXTERNAL_NUM_INTERRUPTS NUM_DIGITAL_PINS
+#define NUM_ANALOG_INPUTS       20
+
+#define analogInputToDigitalPin(p)  (((p)<NUM_ANALOG_INPUTS)?(analogChannelToDigitalPin(p)):-1)
+#define digitalPinToInterrupt(p)    (((p)<=NUM_DIGITAL_PINS)?(p):-1)
+#define digitalPinHasPWM(p)         (p<=NUM_DIGITAL_PINS)
+
+static const uint8_t ALARM = 21;
+static const uint8_t INT =   5;
+
+static const uint8_t LED =   46;
+static const uint8_t BTN =   0;
+static const uint8_t EN =    7;
+
+static const uint8_t TX =    44;
+static const uint8_t RX =    42;
+static const uint8_t TX0 =   43;
+
+static const uint8_t SS =    -1;
+static const uint8_t MISO =  41;
+static const uint8_t MOSI =  40;
+static const uint8_t SCK =   39;
+
+static const uint8_t SCL =   36;
+static const uint8_t SDA =   35;
+
+static const uint8_t A0 =    10;
+static const uint8_t A1 =    9;
+static const uint8_t A2 =    8;
+static const uint8_t A3 =    3;
+static const uint8_t A4 =    2;
+static const uint8_t A5 =    1;
+
+static const uint8_t D5 =    15;
+static const uint8_t D6 =    16;
+static const uint8_t D7 =    37;
+static const uint8_t D8 =    6;
+static const uint8_t D9 =    17;
+static const uint8_t D10 =   18;
+static const uint8_t D11 =   45;
+static const uint8_t D12 =   12;
+static const uint8_t D13 =   11;
+
+#define LED_BUILTIN 46
+#define BUILTIN_LED  LED_BUILTIN // backward compatibility
+
+#endif /* Pins_Arduino_h */