River is building the circulatory system for crypto, connecting capital, liquidity, and yield across chains. Powered by the omni-CDP stablecoin protocol, it lets users earn, leverage, and scale—without selling their assets. satUSD is an over-collateralized stablecoin backed by BTC, ETH, BNB, and other liquid staking tokens (LSTs). River was predecessored by the Satoshi protocol, a universal stablecoin protocol backed by Bitcoin.