TET 5.3

Download PDFlib TET 5.3

Download PDFlib TET by clicking on the appropriate software package. PDFlib TET can be evaluated without a license, but will only process PDF documents with up to 10 pages and 1 MB size unless a valid license key is applied. With the purchase of a PDFlib TET product license you will receive a license key. The license key will turn the software to an unrestricted version for commercial use.

PDFlib TET packages contain:

  • TET command-line tool
  • TET library for various programming languages
  • TET manual
  • programming samples for all language bindings
  • XSLT samples for processing TETML
  • Connectors for various search engines

Usability of Maintenance Updates

The latest TET 5 maintenance release is available to customers who purchase a new license and to customers with an active support agreement. Customers with a license for an older maintenance release can purchase a minor update to use the latest maintenance release.

PDFlib TET 5.3 (released 04/2021)

Platform Package for use with
Windows - see system requirements
Windows Server x86 and Windows 8/10/11 x86 C, C++, Java, .NET2 Perl, PHP1, Python, Ruby
Windows Server x64 and Windows 8/10/11 x64 C, C++, Java, .NET2 Perl, PHP1, Python, Ruby
macOS - see system requirements
macOS 10.9 and above x64 C, C++, Java Perl, PHP1, Python, Ruby
macOS 10.9 and above (Universal x64/ARM64) C, C++, Java  
Linux - see system requirements
Linux x86 (32-bit) C, C++, Java Perl, PHP1, Python, Ruby
Linux Intel 64 (x86_64) C, C++, Java Perl, PHP1, Python, Ruby
Alpine Linux Intel 64 (x86_64) C, C++, Java Perl, PHP1, Python, Ruby
Linux ARM64 (aarch64) C, C++, Java Perl, PHP1, Python, Ruby
.NET 5 (previously called .NET Core) - see system requirements
Universal package for Windows x64, Linux x64, Alpine Linux x64, macOS x64 all languages supported in .NET
Mobile and Embedded Systems - system requirements
Android 32-bit and 64-bit C, C++ Java
iOS 32- and 64-bit (universal) Objective-C, C, C++  
TET for Embedded Linux on request
IBM - see system requirements
IBM AIX 7.1 and above 64-bit C, C++, Java Python
IBM System i and IBM Z - see - see system requirements
IBM System i 7.2 and above C, C++, ILE-RPG Java, PHP3
IBM Z (USS, 64-bit) C, C++, Java  
IBM Z (MVS) C  

1) Please see the document PDFlib in PHP HowTo for details.

2) Please see the document PDFlib in .NET HowTo for details.

3) See here regarding the use of AIX binaries for Java or PHP for deployment on IBM System i.

Supported versions of language bindings (not all versions are available on all platforms):

  • PHP 7.3, 7.4, 8.0 and 8.1
  • Perl 5.26, 5.28, 5.30 and 5.32
  • Python 3.3 and above
  • Ruby 2.5, 2.6 and 3.0

If you want to check that your download was free of transmission errors, we provide MD5 checksums for all download packages.

PDFlib TET Documentation

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

PDFlib TET
PDFlib TET Reference Manual The English edition of the PDFlib TET Reference Manual is included in all TET 5.3 packages.
pCOS Path Reference English Path Reference for pCOS interface 12
PDFlib TET Referenzhandbuch German PDFlib TET 5.0 Reference Manual
pCOS Pfadreferenz German Path Reference for pCOS interface 11

PDFlib TET Reference Manual

Japanese PDFlib TET 5.3 Reference Manual

pCOS Path Reference

Japanese Path Reference for pCOS interface 12