CoinMeta Data: Bitcoin-native lending and stablecoin protocol ducat announces that it is about to open its mainnet to the public, and has currently launched an invitation-based mainnet alpha testing phase. ducat is built directly on Bitcoin layer 1, without the need for cross-chain bridges or layer 2. It allows users to deposit BTC in unmanaged vaults as collateral to borrow Bitcoin-backed US dollar stablecoins unit or USDC. Investors in ducat include Hivemind Capital, CMS Holdings, and UTXO Management, among others.