JabRef is freely distributable under the terms of the GNU Public License, version 2.
http://www.jgoodies.com) under the terms of the BSD License (see
http://www.opensource.org/licenses/bsd-license.html for details).
Also included are two additional classes (SimpleInternalFrame and UIFSplitPane) by Karsten Lentzsch, which are distributed under these terms.
Command line options are parsed using RitOpt (http://ritopt.sourceforge.net). RitOpt
is distributed under the terms of the GNU Public License,
version 2.
JabRef uses the ANTLR parser generator for interpreting search strings. ANTLR is
public domain software - see http://www.antlr.org/license.html for the
licensing terms.
JabRef also uses the threading library Spin 1.3.1, which is distributed under the terms of the Lesser GNU Public License.
This product includes software developed by the Apache Software
Foundation (http://www.apache.org/). The libraries Commons Logging and
Commons HTTP Client are distributed by The Jakarta Project
(http://jakarta.apache.org) under the Apache Software
License, Version 1.1. See the enclosed file
apache-license.txt or
http://opensource.org/licenses/apachepl.php for details.
Some icons are by us, but most are either from the Eclipse project (http://www.eclipse.org),
distributed under the Common Public License, and from the QIcons package
(http://qt.osdn.org.ua), which is distributed under the terms of the
GNU Public License.