Unbound Finance is a DeFi platform offering interest-free loans using liquidity provider tokens (LPTs) as collateral. It enables perpetual borrowing, allowing users to leverage their assets without a repayment deadline. The platform supports various AMMs, including Uniswap V3 and SushiSwap, and introduces the UND stablecoin, a cross-chain decentralized asset backed by liquidity. Users can also farm, earn, and unlock their collateralized tokens through the platform.