TET / TET PDF IFilter 5.1 available


Find out about new and improved features in PDFlib TET 5.1, our reliable Text and Image Extraction Toolkit:


(un)numbered lists now identified and expressed in TETML

repair mode for damaged input documents with cross-reference streams

improved workarounds for non-conforming input documents

improved performance for disabled image, color, and vector engines


Free trials available for TET 5.1 and TET PDF IFilter 5.1, the Enterpise Search for Windows.
Also try our free TET Plugin for easy access to PDFlib TET.

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PDFlib 9.1.1 now available


PDFlib 9.1 introduced new features for color handling (see here for details). New in the PDFlib/PDFlib+PDI/PPS 9.1.1 maintenance release:


automatic creation of transparency groups for imported PDF pages and SVG graphics to avoid undesired color shifts

gradients between different spot colors via automatic DeviceN color space

improved subsetting of TrueType fonts results in smaller file size

various improvements for SVG import

automatic PDF/VT encapsulation of Form XObjects for imported PDF pages and SVG graphics

better handling of imported Tagged pages with structure elements which span more than one page

mechanism for identifying deprecated API calls at compile time and run time
(see new PDFlib Migration Guide for details)

reduced library size and memory requirements of PDFlib Mini Edition (ME)

several performance improvements

numerous minor bug fixes and updated language bindings


Download free trial version!

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PLOP / PLOP DS 5.2 available


PDFlib PLOP, our versatile tool for linearizing, optimizing, repairing, analyzing, encrypting and decrypting PDF documents. PDFlib PLOP DS, our solutiion for applying digital signatures to PDF documents. Check out the latest powerful Version 5.2:


Support for OAEP padding and PSS encoding schemes for RSA

Time-stamping according to RFC 5816

Optimized file size and processing time for generating signatures

Support for indirect CRLs

Improvements for multi-threaded signing

Support for signing with a Hareware Security Module (HSM)


Download free trial version!

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PDF 2.0 has been published as new international standard!


In July 2017 PDF 2.0 has been published as ISO 32000-2. Read our overview of the highlights of the new PDF standard. New capabilites, notably for Tagged PDF and print production have been introduced. Also, find out about those features that have been present in Acrobat and existing PDF standards for quite a while. We have covered some deprecated features as well.