A Thing Plus development board that combines the Matter protocol and the Qwiic SparkFun ecosystem to facilitate the prototyping of IoT devices. It uses the MGM240P module from Silicon Labs, which provides secure connectivity for both 802.15.4 with Mesh (Thread) and Bluetooth® Low Energy 5.3 protocols. SparkFun DEV-20270

The Qwiic connector overlay provides an easy-to-install way to add Qwiic connectors to Thing Plus and Feather boards. Communication takes place via the I2C interface. Sparkfun DEV-16790

Development kit with ATSAMD51J20 microcontroller with ARM Cortex M4F core. It is clocked at 120 MHz, has 1 MB of Flash and 256 KB of SRAM. There are 6 SERCOM interfaces on the board. SparkFun DEV-14713

Module with 3-axis accelerometer ADXL343 and precise temperature sensor ADT7410 dedicated to Feather series boards. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4147

Module with a matrix LED RGB 6x12 display (72 LEDs) designed to work with Feather plates. It communicates via a two-wire SPI interface. Adafruit 3449

Module with WiFi Espressif ESP32-S2. It integrates a LiPo charging circuit and an RGB diode. It is equipped with a STEMMA QT connector. Adafruit 5000

The board is equipped with the STM32F405 microcontroller with the ARM Cortex-M4 core and SPI Flash memory, 20 GPIO pins, SD card slot, pins for connecting the battery with the charging and voltage stabilization circuit, JTAG connector and Qwiic socket. SparkFun DEV-17712

The expansion module (shield) is designed for Feather nRF52840 boards. It enables easy connection of 16x32, 32x32 and 64x32 matrix displays. Requires self-assembly. Adafruit 4702

CAN controller module for Feather boards. It features an MCP2515 CAN controller and a TJA1051 transceiver and allows data transfer at speeds of up to 1Mb/s. Adafruit 5709

Development kit with nRF52840 microcontroller with ARM Cortex M4F core and BLE communication. Equipped with motion sensors, magnetometer, light, humidity, pressure sensors and a microphone. Adafruit 4516

Module with WiFi Espressif ESP32-S2. It integrates the TFT LCD display, SPI Flash memory, LiPo charging circuit and RGB diode. It is equipped with a STEMMA QT connector. Adafruit 5300

Board with the DA16200 WiFi module. It is equipped with a Qwiic connector and is an excellent solution for IoT projects. SparkFun WRL-19696

Module with a current and voltage sensor dedicated to Feather boards. Can measure voltage up to 26 V and current up to 3.2 A. Based on INA219 sensor, I2C communication. Adafruit 3650

Evaluation kit with Sparkfun Artemis Bluetooth 5.0 module designed on the basis of the Feather kit. It has a USB C. The board also has a USB-UART converter, a microphone and a JTAG debugging connector. Artemis has support in the Arduino IDE. SparkFun WRL-15574

Adafruit HUZZAH32 is a development board with a built-in WiFi ESP32 module. Processor frequency: 240 MHz, Li-Pol battery charging system. Adafruit 3405

Pin expander designed for Feather plates. It is equipped with three sets of female strips and holes for prototyping. Adafruit 3417

At the Feather M0\'s heart is an ATSAMD21G18 ARM Cortex M0 processor, clocked at 48 MHz and at 3.3V logic, the same one used in the new Arduino Zero. This chip has a whopping 256K of FLASH (8x more than the Atmega328 or 32u4) and 32K of RAM (16x as much)! This chip comes with built in USB so it has USB-to-Serial program & debug capability built in with no need for an FTDI-like chip. Adafruit 3179

Data logger dedicated to Feather plates. Equipped with RTC clock, battery slot and micro SD card slot. Adafruit 2922

Bluetooth Low Energy, 2.4GHz spectrum wireless protocol. Excellent for use in portable projects that will make use of an iOS or Android phone or tablet. It also is supported in Mac OS X and Windows 8+. Adafruit 2829

FeatherWing Doubler is a shield that allows you to create your own layout based on two or one Feather series. The plate has 256 holes, including designated, common solder points for supply voltages. Adafruit 2890