Transactional schema-less embedded database used by JetBrains YouTrack and JetBrains Hub.
- embedded-database
- java
- kotlin
- key-value
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SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
- xquery
- java
- temporal-data
- storage
Alcinoe empowers developers to build fast, modern apps without the usual complexity or performance bottlenecks. It keeps the focus on innovation—not tool constraints—delivering top performance, deep customization, and great cross-platform UX while staying independent of GAFA ecosystems.
- delphi
- delphi-library
- delphi-components
- delphi-component
pickleDB is an in memory key-value store using Python's orjson module for persistence. It can also use SQLite instead of orjson if needed.
- python
- python3
- pickledb
- database
moss - a simple, fast, ordered, persistable, key-val storage library for golang
A RocksDB compliant high performance scalable embedded key-value store
- key-value-store
- kvs
- storage-engine
- speedb
Effortlessly synchronize UserDefaults over iCloud.
- swift
- nsuserdefaults
- icloud
- sync
A fast, multi-threaded Redis® and Valkey alternative written in Rust: drop-in compatible, with full-text and vector search built in
- database
- drop-in-replacement
- in-memory
- kividb
ets based key/value cache with row level isolated writes and ttl support
Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more)
- go
- golang
- key-value
- key-value-store
Synopse mORMot 1 ORM/SOA/MVC framework - Please upgrade to mORMot 2 !
- delphinuspackage
- pascal
- fpc
- delphi
GhostDB is a distributed, in-memory, general purpose key-value data store that delivers microsecond performance at any scale.
A Lua client library for the redis key value storage system.
Quick development library (AutoMapper, LinQ, IOC Dependency Injection, MemoryCache, Scheduled tasks, Json and Yml Config and Options pattern, Serializers, etc) with crossplatform support for Delphi/Firemonkey (Windows,Linux,OSX/IOS/Android) and freepascal (Windows/Linux).
- delphi
- azure
- config
- json
Elixir embedded key/value database
Multi-Modal Database replacing MongoDB, Neo4J, and Elastic with 1 faster ACID solution, with NetworkX and Pandas interfaces, and bindings for C 99, C++ 17, Python 3, Java, GoLang 🗄️
IonDB, a key-value datastore for resource constrained systems.
C# .NET NOSQL ( key value, object store embedded TextSearch SemanticSearch Vector layer ) ACID multi-paradigm database management system.
QuineDB is a quine that is also a key-value store.
- quine
- database
Language model search engine built on a vector database and an anything key/value store.
- information-retrieval
- search-engine
- vector-space-model
- machine-learning
A high performance, shared memory, lock free, cross platform, single file, no dependencies, C++11 key-value store
Distributed database specialized in exporting key/value data from Hadoop
Find next / previous Active Record(s) in one query
- pagination
- activerecord
- rails
- ruby
ZoneTree is a persistent, high-performance, transactional, ACID-compliant ordered key-value database and LSM-tree storage engine for .NET.
- lsm-tree
- key-value-store
- atomicity
- consistency