Download PDFlib PLOP & PLOP DS 4.1

All PLOP packages contain combined binaries which cover two products:

PLOP is a versatile tool which can repair, linearize, optimize, encrypt, and decrypt PDF documents.

PLOP DS (Digital Signature) offers all features of PLOP, plus the ability to apply digital signatures to PDF documents. The digital signature feature is only available in PLOP DS, but not in the PLOP base product.

Download PDFlib PLOP & PLOP DS by clicking on the appropriate software package. Both products can be evaluated without a license, but some features are restricted (see documentation) unless a valid license key is applied. A license key can be purchased by clicking . The license key will activate PLOP or PLOP DS and will turn the software to an unrestricted version for commercial use.

English PLOP & PLOP DS documentation is included in each of the packages. Technical documentation in languages different from English can be found below the download table.

PDFlib PLOP and PLOP DS packages contain:

the command-line program

the library for the languages noted

the documentation

examples for all supported languages

PDFlib PLOP / PDFlib PLOP DS 4.1

Platforms	Package for use with	Purchase PLOP	Purchase PLOP DS
Windows – see system requirements
Windows Server 2003/2008 Windows 2000/XP/Vista/7	COM, .NET, C, C++, Java, Perl, PHP, Python
Windows Server 2003/2008 (64-bit) Windows 2000/XP/Vista/7 (64-bit)	COM, .NET, C, C++, Java, Perl, Python
Mac – see system requirements
Mac OS X 10.5 (Universal)	C, C++, Java, Perl, PHP, Python
Mac OS X 10.6, 10.7 (Universal)	C, C++, Java, Perl, PHP, Python
Linux – see system requirements
Linux on IA-32 (for Intel x86)	C, C++, Java, Perl, PHP, Python
Linux on Intel 64	C, C++, Java, Perl, PHP, Python
Sun/IBM/HP – see system requirements
Sun Solaris on sparc	C, C++, Java, Perl, PHP, Python
Sun Solaris on sparc (64-bit)	C, C++, Java
Sun Solaris on IA-32	C, C++, Java, Perl, PHP, Python
Sun Solaris (for AMD64)	C, C++, Java
IBM AIX 5/6/7	C, C++, Java, Perl, PHP, Python*
IBM AIX 5/6/7 (64-bit)	C, C++, Java
HP-UX 11 on PA-RISC (IPL32)	C, C++, Java, Perl, PHP, Python
HP-UX 11 on PA-RISC 2 (LP64)	C, C++, Java
HP-UX 11 on IA-64 (ILP32)	C, C++, Java
HP-UX 11 on IA-64 (LP64)	C, C++, Java
IBM i5/iSeries and zSeries – see system requirements
zSeries (S/390) with OS/390 or USS	C, Java
zSeries (S/390) with MVS	C
Please note that the AS/400 packages are only for PLOP but not for PLOP DS:
i5/iSeries (AS/400) (OS V5 R1 M0/V6 R1 M0 and above)	C, Java, ILE-RPG*

* The AIX binding can be used for PHP on iSeries/i5. Please see here.

In general, we support PHP 5.2 and 5.3.

See our PDFlib in PHP HowTo document for more info about PHP and PLOP.

For .NET please see our document PDFlib in .NET HowTo.

In general, Perl 5.8, 5.10, 5.12 is supported.

In general, Python 2.5, 2.6, 3.0, 3.1 and 3.2 is supported.

If you want to check that your download was free of transmission errors, we provide md5 checksums for all download packages.

PDFlib PLOP & PLOP DS Reference Manual

The PDFlib PLOP & PLOP DS Reference Manual provides a thorough introduction to programming with PDFlib PLOP and the complete PLOP-API. It is a must-read for all PLOP developers.

PDFlib PLOP & PLOP DS
	PDFlib PLOP & PLOP DS Reference Manual	The English edition of the PDFlib PLOP & PLOP DS Reference Manual is included in all PLOP packages distributed by PDFlib GmbH.
	PDFlib PLOP & PLOP DS Reference Manual	Japanese PDFlib PLOP & PLOP DS Reference Manual
	pCOS Path Reference	English pCOS Path Reference for pCOS interface 7
	pCOS Path Reference	Japanese pCOS Path Reference pCOS interface 7