BiFi, short for Bifrost Finance, is an innovative decentralised finance (DeFi) project developed to enhance interoperability across various blockchain ecosystems. Originating within the Bifrost ecosystem, BiFi leverages multi-chain compatibility, particularly focusing on connecting Ethereum with other popular blockchains, thereby enabling users to maximise the benefits of various platforms. Designed as a modular platform, BiFi offers a suite of financial services such as lending, borrowing, and staking. Its unique architecture, underpinned by cross-chain technology, allows it to offer significantly lower transaction fees and increased accessibility compared to traditional DeFi platforms. The decentralised nature of BiFi ensures transparency and security, making it a compelling choice for users seeking a more flexible and cost-efficient decentralised financial solution.