H2 is an embeddable RDBMS written in Java
Universal HTAP Engine
A simple and lightweight SQL client desktop with cross database
Store securely encrypted backups in the cloud!
ArcticDB is a high performance, serverless DataFrame database
Database management in a single PHP file
The Database Toolkit for Python
Main Liquibase Source
ReplicaDB is open source tool for database replication
An open-source, lightning-fast, and hyper-relevant search engine
Scalable, fast, and disk-friendly vector search in Postgres
A safe home for all your data
CloudNativePG is a Kubernetes operator that covers the full lifecycle
Npgsql is the .NET data provider for PostgreSQL
Open Source, Google Zanzibar-inspired permissions database
The fastest and simplest library for SQLite3 in Node.js
15MB, lightweight, cross-platform database client
A simple, fast and versatile Datalog database
A free, open source, powerful tool for working with messy data
Infinispan is an open source data grid platform
Firebird server, client and tools
Open Source Oracle Compatible PostgreSQL
A truly Open Source MongoDB alternative
VictoriaMetrics: fast, cost-effective monitoring solution
One advanced and mature open-source MPP