A free, open source, powerful tool for working with messy data
Free database schema discovery and comprehension tool
An open source SQL database designed to process time series data
Graphical Java application for managing BibTeX and biblatex
Transactional schema-less embedded database used by JetBrains
Free Web-Based Church Management Database Software
A Database System for Metamodeling and Method Engineering
free DB GUI Tool
Qvu Data Service is an ad-hoc query, reporting and api data service
Monitor Java applications - SQL, HTTP, Methods, Exceptions and more.
Open Source and data mining software
Speedment is a Stream ORM Java Toolkit and Runtime
An easy-to-use BI server built for SQL lovers. Power data analysis
Organizes and searches user-defined items and images in a MySQL DB.
Version Control for your Database
DBLX3 Relational Database System
Adhoc Data Exploration - Live & Easy
Free data acquisition and data visualization cross-platform software
Rapidly generate a DAO for SQLite
Jiddu Krishnamurti's Book of Life
JDBC driver for accessing SAP NetWeaver based systems
SQL Data Workshop is a Rich SQL Front End System
Web based GUI tool to manage your data stored in Apache Cassandra