Licensing Information
Applies To: All

Introduction

The ZipArchive Library is distributed in two versions: the Open Source (GNU GPL) Version and the Full Version. The Full Version requires purchasing the commercial license and the Open Source (GNU GPL) version may require it. Having the commercial license of the ZipArchive Library has the following benefits in both cases:

Open Source (GNU GPL) Version

The Open Source (GNU GPL) Version is licensed under the GNU General Public License. Distributing the ZipArchive Library under GNU GPL implies, that the ZipArchive Library can only be used by software that is licensed under conditions compliant with the GNU GPL. One of these conditions is an obligation to make the source code of the software publicly available. If you find this condition not suitable for your software, you can obtain the commercial license for using the ZipArchive Library that removes this obligation.

Licensing Terms

The ZipArchive Library - creation, modification and decompression of "zip" format archives.

Copyright © 2000 - 2022 Artpol Software - Tadeusz Dracz

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this software; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

GNU GPL

Visit the GNU General Public License page to read the full text of the GNU GPL license. The text of this license is also included in the public ZipArchive Library sources distribution (inside the License.txt file).

Commercial License for Use with Proprietary Software

If you want to distribute the software that incorporates the ZipArchive Library in a commercial context and you do not want to meet the conditions of GNU GPL, you need to purchase the commercial license.

Conditions Under Which the Commercial License Can Be Granted Free of Charge

Freeware and Shareware

The commercial license can be granted free of charge for using the ZipArchive Library in:

Extended License for HBZLIB from the Harbour Project

HBZLIB is a library for zip compression in the Harbour Project. You can create proprietary software using HBZLIB respecting the follow:

Full Version Commercial License

This version includes additional features and is available only after purchasing the Full Version Commercial License of the ZipArchive Library. It is licensed as closed-source, which means that after purchasing this version, you are supposed to keep its source code within your company.

Purchasing the Commercial License

To purchase the required version of the commercial license for the ZipArchive Library, visit the https://www.artpol-software.com/Purchase.aspx page. It also provides the current pricing for all the license types.

Please, contact the author if you need more information.

Licensing of the Third-Party Code Used in the ZipArchive Library

Visit the Acknowledgements: Credits and Used Third-Party Code Licensing Information page for more information.
Article ID: license
Copyright © 2000 - 2022 Artpol Software - Tadeusz Dracz