Collection of AVR Development Boards.
More development boards and tools can be found here:
Development board for the ATmega4808 series microcontrollers with integrated USB-to-serial converter, 32.768 kHz crystal for the RTC, 3.3V voltage regulator, support for bootloader and Arduino IDE. Due to a similar pinout, the board also works with the AVR DA/DB family of microcontrollers.
Development board for ATtiny x04/x14/x24 series with USB to serial converter, integrated SerialUPDI programmer and Arduino IDE support.
Development board for ATtiny x06/x16/x26 series with USB to serial converter, integrated SerialUPDI programmer and Arduino IDE support.
Development board for ATtiny 24(A)/44(A)/84(A) with ICSP programming header and Arduino IDE support.
Simple breakout board for the ATtiny10 microcontroller.
Development Board for ATtiny13/25/45/85.
Development board for the DIP-versions of ATtiny13/25/45/85.
A clock development board with ATtiny85 microcontroller, DS1307 real time clock and 2032 battery holder.
Small development board for DIP-versions of ATmega8/168/328.
Development board for ATtiny x04/x14/x24 series with USB to serial converter and Arduino IDE support.
Development board for ATtiny x16/x06 series with USB to serial converter and Arduino IDE support.
Development Board for ATtiny24/44/84.