Arduino Pro Mini ATmega328p
This is a low cost 5V arduino made with ATmega328p running the 16MHz bootloader. This board is intended for users who requires flexibility, small size and low cost. It has an on-board voltage regulator so that it can accept voltages in the range 5 to 12V. You can upload sketches to this board using FTDI USB to UART Converter or using another Arduino Board. This board does not comes with connectors, so that you can solder connectors or wires as per your requirements.
MicroHOPE ATmega32 Development Kit
This is one of the low cost Atmel AVR Atmega32 Microcontroller development system named as MicroHOPE. MicroHOPE stands for Microcontrollers for Hobby Projects and Education. This kit is developed by IUAC and released as an open hardware. This board is designed with an intention for understanding architecture and programming of ATmega32 microcontroller. Experience gained by using MicroHOPE will help us to learn any other microcontroller easily.