Orca is a decentralized exchange (DEX) on the Solana blockchain, designed with a focus on ease of use and efficiency, targeting both new and experienced users in DeFi. It stands out for its intuitive interface, fast transaction speeds, and lower costs, thanks to Solana's capabilities. Orca also emphasizes community and sustainability, incorporating features like impact investing through its "Whirlpools" for liquidity providers, aiming to make DeFi more accessible and beneficial for a broader audience.