Programmer-friendly testing framework for Java and the JVM
ProGuard, Java optimizer and obfuscator
TestNG testing framework
MyBatis SQL mapper framework for Java
tinylog is a lightweight logging framework for Java, Kotlin, Scala
Pure Java annotation, single class file, rapid development
A scalable web crawler framework for Java
Provides support to increase developer productivity in Java
Simplifies the development of creating a JPA-based data access layer
Cross-platform C++ library for use as a default application framework.
the java game and entertainment runtime
iDempiere. Community Powered Enterprise
An object relational-mapping (ORM) library for Java
Cross-platform DICOM implementation
VR Adrix Java Works - Paged Lists - Action-Entity Model ...
Eclipse 4diac the open source solution for industrial automation
java bean / database driven zero code application framework
Automatic frontend engine for Java
integration between Java and scripting languages
an OSGi-based Swing Application Framework
Java Job Scheduling and Task Automation
Arianne is an engine to develop multiplayer online games like Stendhal