Quark.chain
QuarkChain is an innovative permissionless blockchain architecture that uses blockchain sharding technology to provide an infrastructure which is scalable, flexible, and user-oriented
—. “What Is QuarkChain and How Does It Work? Who Created QKC?” Kriptomat, kriptomat.io/cryptocurrencies/quarkchain/what-is-quarkchain/#What_Is_QuarkChain_QKC.