Aergo

Aergo describes itself as an open-source enterprise blockchain platform optimized for hybrid deployments, which consist of both permissioned and permissionless blockchain architectures. It includes support for SQL allowing for easy data handling and familiar smart contract programming for developers. The platform is built and utilized by Blocko, the Samsung-backed South Korean blockchain technology company that, according to Korean media sources, has deployed production blockchain solutions for large-scale clients including Lotte Card, Shinhan Bank, Korea Exchange, Hyundai Motors, and more.