Key-value stores are a type of NoSQL database that organize data into pairs: a unique key and its associated value.Advantages of key-value stores include high performance, scalability, flexibility, and ease of partitioning.GoFr, a Go framework, provides robust support for integrating key-value stores by offering a unified interface and driver injection.The framework supports BadgerDB and NATS-KV drivers for key-value store integration, offering simplicity, extensibility, and efficiency.