The module descriptions usually inlcude links where to buy... There are tons of suppliers, especially when looking at ebay. Which (non-ebay) supplier you chose depends also on what module you are looking for. I go tmy first pieces from Adafruit - as residing in the US. I also got my (standard / classic) Espruino from there... and some other modules.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
The module descriptions usually inlcude links where to buy... There are tons of suppliers, especially when looking at ebay. Which (non-ebay) supplier you chose depends also on what module you are looking for. I go tmy first pieces from Adafruit - as residing in the US. I also got my (standard / classic) Espruino from there... and some other modules.