A free, open source, powerful tool for working with messy data
H2 is an embeddable RDBMS written in Java
SQLite JDBC Driver
Database subsetting and relational data browsing tool
Cross-platform client for PostgreSQL databases
Database manager for MySQL, PostgreSQL, SQL Server, MongoDB
The Database that Syncs!
Automate Google Hacking Database scraping and searching
JavaScript SQL database for browser and Node.js for relational tables
Simple web interface to manage Redis databases
A declarative, HTML-based language that makes building web apps fun
A modern web frontend making aria2 easier to use
A relentless key-value store for the browser
Graphical Java application for managing BibTeX and biblatex
Postgres Explain Visualizer 2
Get random, realtime read/write access to your Big Data
Cloud Database Manager
SymmetricDS is database replication and file synchronization software
Supports tests, providing lightweight, throwaway instances of database
KCloud-Platform-IoT
eXist Native XML Database and Application Platform
Prequel for Laravel. Clear and concise database management
Provide support to increase developer productivity in Java
Toolkit for working with and mapping geospatial data
Relational Database