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Technical Notes, best-practice guides, test suites, educational videos and more

The PDF Association publishes a variety of documents and other resources to help developers, product managers, and others interested in leveraging PDF to meet their business and organizational objectives.

Most publications listed on pdfa.org are developed through our publications process, and are freely available to members and non-members alike.

PDF Association members may access drafts of current and upcoming ISO standards via the members-only intranet.

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Deriving HTML from PDF

PDF in general PDF/UA

This document describes an algorithm for producing conforming HTML from a well-tagged PDF document. HTML was chosen as a derivation target because HTML is consumed on all platforms and supported …

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PDF Days Europe 2015: Session recordings

You missed PDF Days Europe 2015? Never mind! Most sessions were recorded, and may be viewed via the links in the table. Monday, June 8, 2015 – Educational DayeIDAS and the PDF world Influences and challenges of the new EU …

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PDF/A (Flyer)

PDF/A is the ISO standard for archiving electronic documents using the PDF format. The first part, PDF/A-1, was published on October 1, 2005. The second and third parts, PDF/A-2 (2011) and PDF/A-3 (2012), enhance PDF/A with support for additional features …

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PDF/UA (Flyer)

PDF/UA is the common name for ISO 14289. An international standard approved in 2012, PDF/UA defines how to represent electronic documents in the PDF format in a manner that allows the file to be accessible. The standard identifies PDF components …

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ISO 14289 (PDF/UA)

The accessibility of an electronic document is dependent on the inclusion of a variety of semantic information such as (but not limited to) machine-recoverable text presented in a declared language, logical structure of content, and organization of that content in …

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PDF/UA Reference Suite

The PDF/UA Reference Suite is a resource for software developers and practitioners interested in best-practices for creating tagged and accessible PDF files

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PDF Day 2014 (DC and NY): Session Recordings

In late 2014, over two days in Washington DC and New York City over 20 experts came together to offer high-level educational sessions on PDF technology. Links to each session recording are provided below: Introduction: What is PDF, who owns …

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The Matterhorn Protocol 1.02

To promote adoption of PDF/UA by software developers and document testers alike, the PDF Association’s PDF/UA Competence Center developed the Matterhorn Protocol, a list of all the possible ways to fail PDF/UA. Following the requirements of PDF/UA, the document consists …

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PDF/A-1 Technical Notes – Origins

Prior to development of the Isartor Test Suite, the PDF/A Competence Center Technical Working Group (TWG) led the way in development of best practices and other tools to support ISO standards for mainstream PDF technology. Between April, 2007 and March …

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PDF/VT (Flyer)

In August 2010, following three years of global collaboration by industry leaders, the International Standards Organization published the specification for PDF/VT, a.k.a. ISO 16612-2. PDF/VT is built on the foundation of the PDF imaging model, widely recognized as the richest …

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PDF Association flyers (English)

Download “Promoting ISO Standards for PDF Technology” Download “ISO 19005: A Series of Standards for Long-term Digital Archiving” Download “ISO 14289: The new standard for universally accessible PDF documents and forms” Download “ISO 16612-2 – The PDF Standard for Personalized …

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