NoSQL & Key-Value

redis / redis

Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine for building real-time data-driven applications.

etcd-io / etcd

Distributed reliable key-value store for the most critical data of a distributed system

dragonflydb / dragonfly

A modern replacement for Redis and Memcached

scylladb / scylladb

NoSQL data store using the Seastar framework, compatible with Apache Cassandra and Amazon DynamoDB

memcached / memcached

memcached development tree

get-convex / convex-backend

The open-source reactive database for app developers

apache / cassandra

Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.