The Arduino UNO is the most used board in the family of Arduino boards.
The Arduino Nano is a small, complete, and breadboard-friendly board based on the ATmega328.
This clone Arduino Mega2560 Pro board is a small version of the Mega2560 board.
The LilyPad Arduino family of boards has been designed for wearable applications. It works on rechargeable batteries and allows easy connection with sensors and actuators developed for an easy