Although the site is an official Arduino page, it's different from the Arduino ... boards but seven — Micro, Pro Mini 3.3V, Pro Mini 5V, Leonardo, Uno R3, Nano R3, and Mega 2560 R3.

Has more memory, storage, and a more powerful CPU than Arduino ... being a fully fledged mini PC, can run an operating system ...

This project is a little more advanced than the previous ones, but can still help you grow your programming ... using various components like an Arduino Pro Mini, an OLED display, and a Bluetooth ...

There’s an updated product page for the Arduino Zero, now called the Arduino Zero Pro, up on Arduino.org ... it’s built on a faster processor than the AVR Arduini, and it includes Atmel ...