COSS stands for Crypto One Stop Solution, and represents a platform which aims to encompass all features of a digital economical system based on cryptocurrency. COSS has been launched in the Beta Version on the 1st of April, 2017 with a Payment Gateway/POS for online and offline stores allowing Merchants to accept payments for their services in various cryptocurrencies, and a fully-operational Crypto Exchange. So far, these are the two most important features of COSS, that is currently integrating many the 3rd-party providers, who will offer their services through COSS.