JCommon is a Java class library that is used by JFreeChart, Pentaho Reporting and a few other projects. The library contains miscellaneous classes that support:
* configuration and dependency management code
* a general logging framework
* text utilities
* user interface classes for displaying information about applications
* custom layout managers
* a date chooser panel
* serialization utilities
JCommon is licensed under the terms of the GNU Lesser General Public Licence (LGPL) version 2.1 or later.
kissme is a free (GPLed) Java Virtual Machine. It is being developed on GNU/Linux and can run console java applications. kissme is to be used with the GNU Classpath java class library. kissme also provides support for orthogonally persistent java
At the heart of Java technology lies the Java virtual machine--the abstract computer on which all Java programs run. Although the name "Java" is generally used to refer to the Java programming language, there is more to Java than the language. The Java virtual machine, Java API, and Java class file work together with the language to make Java programs run.