PDFtk Server License

PDFtk Server can be used at no charge under its GPL license.

Commercial users will benefit from the comprehensive commercial support agreement.

To distribute PDFtk Server as part of your own commercial product you will need to purchase the PDFtk Server Redistribution License.

PDFtk Server Redistribution License

If you plan to distribute PDFtk Server as part of your own software, you will need a PDFtk Server Redistribution License. The exception to this rule is if your software is licensed to the public under the GPL or another compatible license.

The commercial redistribution license allows you, subject to the terms of the license, to distribute an unlimited number of PDFtk Server binaries as part of one distinct commercial product. Please read the full license:

PDFtk Server Redistribution License (PDF)

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PDFtk Server GPL License

PDFtk Server (pdftk) is not public domain software. It can be used at no charge under its GNU General Public License (GPL) Version 2. Click here to read the complete text.

PDFtk uses third-party libraries. The licenses and source code for these libraries are described in the third-party-materials reference document.