Viper is a DeFi protocol on the Harmony blockchain. Vipers first product is Viperswap—an automated market maker (AMM) that facilitates instant swaps of Harmony tokens on the blockchain. xVIPER is similar to SushiSwaps xSUSHI. One third of all trading fees (0.1%) are used for continuous market buys of VIPER, with rewards distributed to xVIPER holders/stakers.