The following is the license that applies to the jPCT-AE API.

/*
 * Copyright (c) 2010
 * Helge Foerster.  All rights reserved.
 *
 * The use of jPCT-AE is free of charge for personal and commercial use.
 * Redistribution in binary form is permitted provided that the 
 * following conditions are met:
 *
 * 1. The class structure and the classes themselves as they are included
 *    in the JAR file that comes with this distribution of jPCT-AE must stay intact.
 *    It is not allowed to decompile the class-files and/or replace the orginal
 *    files with modified versions until this permission is explicitly granted
 *    by the author.
 * 2. The JAR-file may be decompressed and the class-files may be stored in other 
 *    formats/JAR-files as long as 1.) is fulfilled. If jPCT-AE is distributed as part
 *    of another project, it is allowed to obfuscate the class-files together with
 *    the rest of the project-files if you feel that this is required to protect 
 *    your intellectual property. 
 * 3. It is not required to mention the use of jPCT-AE in your project, albeit it would
 *    be nice doing so. If you do, it is required to mention the jPCT webpage
 *    at https://www.jpct.net
 *
 * THIS SOFTWARE IS PROVIDED 'AS IS' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, 
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED.  
 * IN NO EVENT SHALL THE AUTHOR  BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */