Welcome to the range of STM32 boards from PMD Way. 

STMicro offers an amazing range of 32-bit microcontrollers - and the are featured on the products below. Ideal for the mbed OS, various IDEs - and some can be used as an Arduino-compatible (see http://www.stm32duino.com/).

And as always - if you need any help, or a bulk deal - please email support@pmdway.com