Steem Dollars, or Steem Based Dollars, are stablecoins released by the Steem platform and pegged to the USD. Steem Dollars (SBD) are one of the three currencies that help power the Steem social media platform. SBD holders are entitled to receive one dollars worth of STEEM when it is redeemed.

USDQ is a stablecoin that is pegged to the US Dollar and is collateralized with Bitcoin. USDQ was issued by a company called Platinum Securities that offers STO and market making services.