DuckDB is a high-performance analytical database system
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An open source cybersecurity protocol for syncing decentralized graph data.
An efficient, small mobile key-value storage framework developed by WeChat. Works on Android, iOS, macOS, Windows, POSIX, and OHOS.
Realm is a mobile database: a replacement for Core Data & SQLite
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
- approximate-nearest-neighbor-search
- image-search
- nearest-neighbor-search
- recommender-system
immudb - immutable database based on zero trust, SQL/Key-Value/Document model, tamperproof, data change history
- key-value
- immutable
- merkle-tree
- go
MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.
A high performance NoSQL Database Server powered by Go
- ledisdb
- redis
- rocksdb-support
- support-cluster
chDB is an in-process OLAP SQL Engine 🚀 powered by ClickHouse
An in memory postgres DB instance for your unit tests
- hacktoberfest
- pg-promise
- typeorm
- node-postgres
The Universal Storage Engine
- tiledb
- arrays
- storage-engine
- scientific-computing
High-performance, columnar, in-memory store with bitmap indexing in Go
- db
- soa
- indexing
- bitmap
Realm is a mobile database: a replacement for SQLite & ORMs
Embeddable vector database for Go with Chroma-like interface and zero third-party dependencies. In-memory with optional persistence.
- embeddings
- go
- golang
- llm
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
A RocksDB compliant high performance scalable embedded key-value store
- key-value-store
- kvs
- storage-engine
- speedb
Fastest concurrent ordered map
- concurrent-map
- rust
Swift database - fast, simple and lightweight (iOS, macOS)
High-performance write & space optimized transactional storage engine.
- storage-engine
- c-library
- database
- lsm-tree
A high performance, shared memory, lock free, cross platform, single file, no dependencies, C++11 key-value store
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
A lightweight, document-oriented (NoSQL), syncable database engine for .NET
NuDB: A fast key/value insert-only database for SSD drives in C++11
Ultra High-performance Lightweight Embedded and Server OLTP RDBMS✨
- database
- rdbms
- transaction
- imdb