ushiSwap is a community-driven decentralised exchange that operates on the Ethereum blockchain, offering an automated market-making (AMM) mechanism. It allows users to swap, earn, stack yields, lend, borrow, and leverage all on one decentralised, community-driven platform. SushiSwap was forked from Uniswap but has added features like SUSHI token rewards for network participants who provide liquidity. The platform has grown to include a full suite of DeFi tools, enhancing its utility and appeal within the cryptocurrency ecosystem.