H2 is an embeddable RDBMS written in Java
Database manager for MySQL, PostgreSQL, SQL Server, MongoDB
Cloud Database Manager
A web application completely written in Rust
Fast SQL-only data application builder
Automate Google Hacking Database scraping and searching
A blazingly fast, open-source application server with type-safe APIs
Secure Backend Server for Web, Mobile & Flutter Developers
Cross-platform client for PostgreSQL databases
Server for the MusicBrainz project (website, API, database tools)
eXist Native XML Database and Application Platform
Realtime database backend based on Operational Transformation (OT)
Designing Data-Intensive Application
Supports tests, providing lightweight, throwaway instances of database
A Tasty Treat For All Your Database Needs
CodeChecker is an analyzer tooling, defect database
Single file PHP script that adds a REST API to a SQL database
Java Application Framework
phpipam open-source IP address management
NSBase is a database management system.
nuBuilder Forte is a cloud database builder.
Database Replication, Filtered Synchronization, and Transformation
Free Web-Based Church Management Database Software