Fluid Protocol is a decentralized borrowing platform designed for the Fuel ecosystem, allowing users to take out 0% interest loans by over-collateralizing their assets. It issues USDF, a stablecoin soft-pegged to the US dollar, by using deposited collateral. Inspired by the Liquity protocol, Fluid Protocol features a fixed minimum collateral ratio of 135%, partial liquidations, and supports multiple types of collateral​.