beryldbBerylDB is a fully modular data structure data manager that can be used to store data as key-value entries. The server allows channel subscription and is optimized to be used as a cache repository. Supported structures include lists, sets, multimaps, and keys.
FastKVFastKV is an efficient key-value storage library.
DataTankerEmbedded persistent key-value store for .NET. Pure C# code.
docsSource code of the ArangoDB online documentation
okdbcA fast, light-weight key/value store with http & memcache(TCP/UDP) interface.
SwiftStoreKey-Value store for Swift backed by LevelDB
keyvSimple key-value storage with support for multiple backends.
mysqlyFull-featured opensource small-overhead PHP data framework for Mysql built for fast and efficient development
DictionaryA dictionary data type with a fast b-tree based search
raft-badgerBadger-based backend for Hashicorp's raft package