DuckDB is an analytical in-process SQL database management system

• UpdatedJul 12, 2025
• C++

Simple and fast JSON database

• UpdatedJun 16, 2024
• JavaScript

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

• UpdatedJul 12, 2025
• C

Turso Database is a project to build the next evolution of SQLite.

• UpdatedJul 12, 2025
• Rust

A transactional, relational-graph-vector database that uses Datalog for query. The hippocampus for AI!

• UpdatedDec 4, 2024
• Rust

chDB is an in-process OLAP SQL Engine 🚀 powered by ClickHouse

• UpdatedJul 9, 2025
• C++

A cloud native embedded storage engine built on object storage.

• UpdatedJul 10, 2025
• Rust

An educational OLAP database system.

• UpdatedJun 2, 2025
• Rust

Modern embedded SQL database

• UpdatedNov 9, 2024
• Go

A simple, fast and versatile Datalog database

• UpdatedMay 27, 2025
• Clojure

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

• UpdatedJul 5, 2025
• Java

🗻 Log-structured, embeddable key-value storage engine written in Rust

• UpdatedJun 29, 2025
• Rust

A portable embedded database using Arrow.

• UpdatedJul 1, 2025
• Rust

PoloDB is an embedded document database.

• UpdatedMay 23, 2025
• Rust

NoSQL embedded document store for Java

• UpdatedJul 7, 2025
• Java

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

• UpdatedFeb 20, 2025
• Java

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

• UpdatedFeb 12, 2025
• Go

Drop-in embedded database in Rust

• UpdatedJul 9, 2025
• Rust

A fast, log structured key-value store.

• UpdatedApr 26, 2023
• Java

Scalable graph analytics database powered by a multithreaded, vectorized temporal engine, written in Rust

• UpdatedJul 12, 2025
• Rust