Velar PerpDex, the first decentralized perpetuals exchange, has been launched on Stacks enabling Bitcoin DeFi.The exchange offers leveraged futures trading with full custody of funds and access to substantial liquidity.The initial trading pair on the exchange is sBTC-USDh, which can be accessed via perpdex.velar.com.Velar aims to unlock the idle funds within the Bitcoin ecosystem, enabling Bitcoin holders to engage in DeFi without custodial risks.