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.
A fast, multi-threaded Redis® and Valkey alternative written in Rust: drop-in compatible, with full-text and vector search built in
Crash-safe embedded key-value store in C
A flexible distributed key-value database that is optimized for caching and other realtime workloads.
FoundationDB - the open source, distributed, transactional key-value store
Fast persistent recoverable log and key-value store + cache, in C# and C++.
learn database internals by building a storage engine in Rust
✔️ Secure, simple key-value storage for Android
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
🗻 Log-structured, embeddable key-value storage engine written in Rust
A simple, fast and versatile Datalog database
Infinispan is an open source data grid platform and highly scalable NoSQL cloud data store.
Fully typed LMDB wrappers with minimum overhead 🐦
Simple, efficient, ultra-fast, scalable data store wrapper for LMDB
A low-level, versioned, embedded, ACID-compliant, key-value database for Rust
ZoneTree is a persistent, high-performance, transactional, ACID-compliant ordered key-value database and LSM-tree storage engine for .NET.
Open-source vector database and sub-microsecond key-value store in one Go engine — embed it as a library, run it standalone, or replicate it across a Raft cluster. HNSW/IVF/Vamana indexes, quantization, hybrid dense+sparse and BM25 search, WASM stored procedures. Apache-2.0.