Solana is a blockchain platform designed to host decentralized, scalable applications. Founded in 2017, it is an open-source project currently run by Solana Foundation based in Geneva, while the blockchain was built by San Francisco-based Solana Labs.

Cassandra is a free and open-source, distributed, wide-column store, NoSQL database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure.