Avalanche blockchain is a decentralized platform designed to offer high scalability, low latency, and secure transactions. It uses a unique consensus mechanism called Avalanche Consensus, which enables fast transaction finality and high throughput. This blockchain is built to support decentralized applications (dApps) and custom blockchain networks with near-instant finality and minimal energy usage. Avalanche focuses on interoperability and allows for seamless asset transfers across different blockchain ecosystems, making it a top choice for DeFi developers and enterprises.