For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.
Global
etcd is a distributed reliable key-value store for the most critical data of a distributed system, with a focus on being:
JuiceFS is a distributed POSIX file system built on top of Redis and S3.
A flexible distributed key-value database that is optimized for caching and other realtime workloads.
A library that provides an embeddable, persistent key-value store for fast storage.
Dragonfly is an in-memory data store built for modern application workloads.
Open-source, low-latency key/value engine built on Valkey with query subscriptions and hierarchical storage tiers.
FoundationDB - the open source, distributed, transactional key-value store
Native port of Redis for Windows. Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, Streams, HyperLogLogs.
The phpredis extension provides an API for communicating with the Redis key-value store. Valkey, Dragonfly, and KeyDB are supported as well.
Cross-browser storage for all use cases, used across the web.