chDB is an in-process OLAP SQL Engine
A free, open source, multi-platform SQLite database manager
A random SQL query generator
The AI-Native Search Database
A JavaScript engine optimized for running React Native
A @ClickHouse fork that supports high-performance vector search
DuckDB is an in-process SQL OLAP Database Management System
The DB Browser for SQLite
Firebird server, client and tools
HeavyDB (formerly MapD/OmniSciDB)
MPP-based interactive SQL data warehousing for reporting and analysis
Open-source data modeling tool designed for PostgreSQL
A fast open-source OLAP database management system
Embeddable property graph database management system
SQL operating system instrumentation and monitoring framework
A library with an embeddable, persistent key-value store for storage
BaikalDB, A Distributed HTAP Database
GoogleSQL (formerly ZetaSQL) - Analyzer Framework for SQL
An open source SQL database designed to process time series data
The open big data serving engine
OpenMLDB is an open-source machine learning database
The high-performance distributed SQL database for global apps
Open source, distributed, transactional key-value store
Complete Open Source and Modular solution for MMO