About JSignPdf

Sign PDF files for free

JSignPdf is a Java application which adds digital signatures to PDF documents. It can be used as a standalone application or as an Add-On in OpenOffice.org. JSignPdf is open-source software and can be freely used in both private and business sectors.

Download the latest version!
All downloads are availabe on Project pagest.

Launching

If you don't use windows installer, which already includes Java, you'll need a Java Runtime Environment in version 6 and newer.

Run JSignPdf.exe on Windows machine. If you don't use Windows or you want to add special parameters to the Java, run following from a command line:

java -jar JSignPdf.jar

To get help for command line processing (batch mode) use --help switch:

java -jar JSignPdf.jar --help

Closer specification is in Quick Guide, which is part of the downloaded package. You can find it in file docs/JSignPdf.pdf.

Features

Current version provides:

• visible signatures - image and/or description located visualy in a PDF file (page and position can be specified)
• several different keystore types (as provided by Java)
• timestamps from authority in signature (TSA)
• certificate validation through CRL and/or OCSP
• setting certification level
• setting hash algorithm
• PDF encryption and setting rights
• comprehensive Swing GUI
• support for batch processing (controlled by command line arguments, without GUI)

Author

Author of the JSignPdf is a Czech developer Josef Cacek. He works in Java from 2000. He is a member of OpenOffice.org developers community and he made first Windows releases of OpenOffice.org in Czech language.

Josef Cacek likes reading books and his second open source project EBookME is aimed on creating e‑books for mobile devices with Java ME support. This application can be found on the SourceForge.net too.

Email: josef.cacek@gmail.com

License

JSignPdf is released under Mozilla Public License (version 1.1 or later) and GNU LGPL (version 2.1 or later).