DuckDB is an analytical in-process SQL database management system

• UpdatedOct 13, 2025
• C++

Simple and fast JSON database

• UpdatedJul 24, 2025
• JavaScript

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

• UpdatedOct 4, 2025
• C

Turso is an in-process SQL database, compatible with SQLite.

• UpdatedOct 13, 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

• UpdatedOct 13, 2025
• C++

A cloud native embedded storage engine built on object storage.

• UpdatedOct 12, 2025
• Rust

An educational OLAP database system.

• UpdatedAug 10, 2025
• Rust

Modern embedded SQL database

• UpdatedOct 4, 2025
• Go

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

• UpdatedOct 13, 2025
• Rust

A simple, fast and versatile Datalog database

• UpdatedOct 7, 2025
• Clojure

A potentia Ad Actum ★ Fullfast transactional key-value memory-mapped B-Tree storage engine without WAL ★ Surpasses the legendary LMDB in terms of reliability, features and performance

• UpdatedOct 10, 2025
• C

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

• UpdatedOct 3, 2025
• Java

A portable embedded database using Arrow.

• UpdatedOct 1, 2025
• Rust

PoloDB is an embedded document database.

• UpdatedMay 23, 2025
• Rust

NoSQL embedded document store for Java

• UpdatedOct 6, 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.

• UpdatedSep 9, 2025
• Go

Drop-in embedded database in Rust

• UpdatedOct 10, 2025
• Rust

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

• UpdatedOct 13, 2025
• Rust