Copyright (C) 2001-2015 American Radio Relay League, Inc. All rights reserved.

Portions (C) 2003-2023 The TrustedQSL Developers. Please see the AUTHORS.txt file for contributors.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

- 1.

  Any redistribution of source code must retain the above copyright notice, this list of conditions and the disclaimer shown in Paragraph 5 (below).

- 2.

  Redistribution in binary form must reproduce the above copyright notice, this list of conditions and the disclaimer shown in Paragraph 5 (below) in the documentation and/or other materials provided with the distribution.

- 3.

  Products derived from or including this software may not use "Logbook of the World" or "LoTW" or any other American Radio Relay League, Incorporated trademarks or servicemarks in their names without prior written permission of the ARRL. See Paragraph 6 (below) for contact information.

- 4.

  Use of this software does not imply endorsement by ARRL of products derived from or including this software and vendors may not claim such endorsement.

- 5.

  Disclaimer: This software is provided "as-is" without representation, guarantee or warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability or of fitness for a particular purpose. The entire risk as to the quality and performance of the software is solely with you. Should the software prove defective, you (and not the American Radio Relay League, its officers, directors, employees or agents) assume the entire cost of all necessary servicing, repair or correction. In no event will ARRL be liable to you or to any third party for any damages, whether direct or indirect, including lost profits, lost savings, or other incidental or consequential damages arising out of the use or inability to use such software, regardless of whether ARRL has been advised of the possibility of such damages.

- 6.

  Contact information:

  American Radio Relay League, Inc. Attn: Logbook of the World Manager 225 Main St Newington, CT 06111 voice: 860-594-0200 fax: 860-594-0259 email: logbook@arrl.org Worldwide Web: www.arrl.org

This software consists of voluntary contributions made by many individuals on behalf of the ARRL. More information on the "Logbook of The World" project and the ARRL is available from the ARRL Web site at www.arrl.org.