ClickHouse® is a real-time analytics database management system

DuckDB is an analytical in-process SQL database management system

OceanBase is an enterprise distributed relational database with high availability, high performance, horizontal scalability, and compatibility with SQL standards.

HeavyDB (formerly OmniSciDB)

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

ByConity is an open source cloud data warehouse

Embeddable property graph database management system built for query speed and scalability. Implements Cypher.

StoneDB is an Open-Source MySQL HTAP and MySQL-Native DataBase for OLTP, Real-Time Analytics, a counterpart of MySQLHeatWave. (https://stonedb.io)

A DuckDB extension to read data directly from databases supporting the ODBC interface

Vinum is a SQL processor for Python, designed for data analysis workflows and in-memory analytics.

In-memory, columnar, arrow-based database.

Quickstep project

Native NodeJS bindings for chDB, an in-process SQL OLAP Engine powered by ClickHouse

Tunnel is a Pipeline Execution Engine based on C++20 coroutine

The fastest cloud-native time series and graph database in the financial world!

ODBC Driver for DuckDB

The educational analytic storage engine derived from Pixels (/~https://github.com/pixelsdb/pixels).

An in-memory column-store time-series database that uses query compilation

ClickHouse is a free analytic DBMS for big data.