Description: Apache Cassandra is a free, open-source, distributed NoSQL database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure.
Type: software
Pricing: Free
Description: Optimism is a scaling solution for Ethereum that uses optimistic rollups to batch transactions off-chain, reducing costs and improving scalability. It enables fast, cheap transactions while leveraging the security of the Ethereum blockchain.
Type: software