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Our mission Delivering a vendor-neutral platform for developing open specifications and standards for PDF technology.

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Our vision Driving the world’s digital document format into the 21st century and beyond.



Featured News

How to read ISO publications about PDF


April 12, 2024 by Peter Wyatt

All ISO publications are written according to a set of rules known as the ISO Directives. In this article, the PDF Association’s CTO, Peter Wyatt explains how to understand the formal terminology in ISO’s standards for PDF technology.

More Featured News

March 2024 by Peter Wyatt (PDF Association)

How meaningful is PDF’s version number? SafeDocs’ research reveals that 20% of extant files contain features that exceed the stated version!

February 2024 by PDF Association staff (PDF Association)

Well-Tagged PDF (WTPDF), a common specification for both reuse and accessibility, is a massive leap forward for PDF technology.

Articles and PDF Association News

April 2024, axes4 GmbH

Accessibility is vital for ensuring that everyone, regardless of their abilities, can fully participate in society. This article delves into the key … Read more

Authoritative answers to common questions about Tagged PDF, WTPDF and PDF/UA.

March 2024, Peter Wyatt

Peter Wyatt shares his custom metadata panels – very useful for discovering ISO standards and PDF Declarations metadata! (until vendors catch up!)

Based on WTPDF, ISO 14289-2 serves to assure institutions that the PDF Association’s requirements for creating and validating accessible PDF 2.0 files … Read more

Join pdfa.org for exclusive member benefits tailored to PDF development. Our Member Benefit Manager, Melina, engages in insightful discussions with CEO Duff … Read more

The latest veraPDF release candidate adds PDF/UA-2 support. LibreOffice creates PDF/A and PDF/UA together. A “white paper” gets PDF wrong, again. Visualizing … Read more

What's happening on pdfa.org

What's happening on pdfa.org



Member News April 12, 2024

New axaio MadeToTag version with export preset option & numerous enhancements

axaio just released a major version of its tool MadeToTag – for the generation of accessible PDF documents from within … Read more

Article April 9, 2024

European Accessibility Act and its importance for PDF accessibility

Accessibility is vital for ensuring that everyone, regardless of their abilities, can fully participate in society. This article delves into … Read more

Member News April 2, 2024

aXelerate XObject processing in variable data files

callas software’s Dietrich von Seggern focuses on enhancing the output performance of variable data print (VDP) PDFs that use form … Read more

Member News March 28, 2024

Elevate Security – KDAN PDF Reader AI Auto Redact

KDAN PDF Reader’s latest AI feature, Auto Redact, allows users to remove details like names, contact information, and financial data.

Member News March 27, 2024

UPDF team interview: Unleashing the Secrets with the UPDF Team about their Revolutionary App – UPDF

UPDF’s “team interview” delves into the details of what makes the company special.

Resource March 26, 2024

Tagged PDF Q & A

Authoritative answers to common questions about Tagged PDF.

Member News March 26, 2024

Datalogics Adobe PDF Library Now Available for Kotlin Developers

Datalogics announces the availability of their most popular use case: APDFL code samples in Kotlin, which are compatible with Java … Read more

Article March 25, 2024

PDF versions

How meaningful is PDF’s version number? SafeDocs’ research reveals that 20% of extant files contain features that exceed the stated … Read more

Member News March 20, 2024

callas software releases pdfToolbox 15

callas software today releases a major update to its flagship pdfToolbox product line, which adds advanced quality control and PDF … Read more

Article March 18, 2024

Discovering PDF metadata

Peter Wyatt shares his custom metadata panels – very useful for discovering ISO standards and PDF Declarations metadata! (until vendors … Read more

Member News March 15, 2024

pdfRest Enhances Self-Hosted API with Streamlined Setup and New Capabilities

pdfRest announces a significant update to its PDF Toolkit Self-Hosted API. Version 2.0 empowers developers with a simplified setup process, … Read more

Resource March 15, 2024

ISO 14289-2

ISO 14289-2:2024 (PDF/UA-2) defines the use of tagged PDF in files conforming to ISO 32000-2:2020 (PDF 2.0) to ensure accessible … Read more

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