A free, open source, powerful tool for working with messy data
Free database schema discovery and comprehension tool
Rapid API Development with MongoDB
TypeDB: a strongly-typed database
MyBatis SQL mapper framework for Java
Toolkit for working with and mapping geospatial data
Database Subsetter and Relational Data Browser
Java persistence using JDO, JPA or REST
DAO for all database server types with the Java POJO code generator
Version Control for your Database
ETL engine based on Groovy
Search engine and data mining applications and ClueWeb datasets.
Monitor Java applications - SQL, HTTP, Methods, Exceptions and more.
Automated testing to find logic and performance bugs
Open Source and data mining software
CAM XML Editor for XML+JSON+Hibernate+SQL Open-XDX sponsored by Oracle
Speedment is a Stream ORM Java Toolkit and Runtime
Organizes and searches user-defined items and images in a MySQL DB.
Command-line sql JDBC tool
DBLX3 Relational Database System
Query Light : A Lightweight Oracle java swing client based on JDBC