ScyllaDB is a high-performance, distributed NoSQL database designed for data-intensive applications that require low latency and massive scalability. Its unique close-to-the-metal architecture leverages modern hardware to deliver millions of operations per second with predictable, single-digit millisecond latencies. ScyllaDB is API-compatible with Apache Cassandra and Amazon DynamoDB, making it a drop-in replacement for these systems with improved performance and cost efficiency.