Hive Protocol (hive.bsquared.network) provides non-custodial BTC staking on B2 Network. Users stake BTC into B2 Hub Proof-of-Stake, receive proportionate B2 token rewards, and can unstake at any time. Third-party dApps can integrate Hive Protocol for extra rewards. Listed on DefiLlama as protocol id 4559, distinct from B2 Buzz (4141).