embedded-database

Simple to use local JSON database. Use native JavaScript API to query. Written in TypeScript. (supports Node, Electron and the browser)

A fast, offline-first, reactive database for JavaScript Applications https://rxdb.info/

DuckDB is an in-process SQL OLAP Database Management System

libSQL is a fork of SQLite that is both Open Source, and Open Contributions.

A transactional, relational database that uses Datalog and focuses on graph data and algorithms. Time-travel-capable, and fast!

Document-oriented, embedded SQL database

An OLAP database system for educational purpose

Transactional schema-less embedded database used by JetBrains YouTrack and JetBrains Hub.

A simple, fast and versatile Datalog database

Java embedded nosql document store

Lightning Memory Database (LMDB) for Java: a low latency, transactional, sorted, embedded, key-value store

A fast, log structured key-value store.

An in-process property graph database management system built for query speed and scalability.

Python bindings for the UnQLite embedded NoSQL database

A lightweight document-oriented NoSQL database written in pure Golang.

A library for creating isolated embedded databases for Spring-powered integration tests.

Multiplatform NoSQL database

Authenticated multi-version database: sparse binary merkle tree with compact partial-tree proofs

Micro Graph Database for Python Applications

Bow - Minimal embedded database powered by Badger