Swift Blade is Swift library that allows developers to interact with Hedera Hashgraph and Ethereum smart contracts from within a Swift based app such as iOS. It provides a set of methods such as creating accounts, checking balances, transferring tokens, calling smart contracts, and more.
Overall, the "swift-blade" repository provides a solid foundation for building server-side applications with Swift. With its use of Vapor and Blade, it provides a modern and flexible framework for building web applications that can be easily extended and customized.