FoundationDB - the open source, distributed, transactional key-value store

A new project to resume development on the formerly open-source Redis project. We're calling it Valkey, since it's a twist on the key-value datastore.

Fast persistent recoverable log and key-value store + cache, in C# and C++.

✔️ Secure, simple key-value storage for Android

🔩 A relentless key-value store for the browser.

Distributed in-memory object store. It can be used as an embedded Go library and a language-independent service.

Skytable is a modern scalable NoSQL database with BlueQL, designed for performance, scalability and flexibility. Skytable gives you spaces, models, data types, complex collections and more to build powerful experiences

A tutorial of building an LSM-Tree storage engine in a week!

Python disk-backed cache (Django-compatible). Faster than Redis and Memcached. Pure-Python.

Apache Pegasus - A horizontally scalable, strongly consistent and high-performance key-value store

Embedded key-value store for read-heavy workloads written in Go

a very simple pure key => value storage system that speaks Redis protocol with Postgres as storage engine and more

Infinispan is an open source data grid platform and highly scalable NoSQL cloud data store.

A simple, fast and versatile Datalog database

cachegrand - a modern data ingestion, processing and serving platform built for today's hardware

A RocksDB compliant high performance scalable embedded key-value store

HSE: Heterogeneous-memory storage engine

Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more)

Elixir embedded key/value database

The PebblesDB write-optimized key-value store (SOSP 17)