Adafruit’s Feather M0 Wi-Fi development board is designed around an Atmel 32-bit ARM® Cortex®-M0+ processor with an Atmel FCC-certified ATWINC1500 802.
Adafruit's FLORA is a round, sewable, Arduino-compatible microcontroller designed to empower amazing wearables projects.
Adafruit’s METRO boards featuring ATmega328, are available with the Arduino UNO R3 pinout with and without headers, or as a breadboard compatible mini size.
Adafruit's adapter breakout boards, which come in many package types, allow rapid board level prototyping of parts not available in DIP/Through hole technology.
Adafruit's pro trinket 5 V uses the Atmega328P chip, which is the same core chip in the Arduino UNO, Duemilanove, or Mini at the same speed and voltage.