Home of the worldwide PDF technical community
Our missionDelivering a vendor-neutral platform for developing open specifications and standards for PDF technology.
Our visionDriving the world’s digital document format into the 21st century and beyond.
Featured News
February 2026 by Duff Johnson
Now marking its 20th year in operation, the PDF Association evolved from a collaboration of five German companies focused on … Read more
Our Valued Members
Datalogics now makes it easier to create PAdES B-T digital signatures in PDF documents by generating signatures directly through a … Read more
For organizations where compliance, privacy, and data control are non-negotiable, sending documents to external cloud services is often not viable. … Read more
The definitive list of all ISO standards for PDF technology.
Current status of the ISO standards development work in the program of work for ISO TC 171 SC 2 and … Read more
Resolved errata against industry and ISO PDF-related publications.
ISO provides public access to various clauses of ISO publications including the Normative References clause through its Online Browsing Platform, … Read more
The PDF Association’s repositories in GitHub. Public repositories welcome contributions and comments from the public. Private repositories are restricted to … Read more
PDF’s stakeholders and developers span the globe. Here, we visualize the community’s reach.
Learn how poorly structured tables impact PDF accessibility, screen reader navigation, and compliance with accessibility standards.
UPDF has launched its global #blossomwithupdf social media campaign, encouraging users to share how they enhance reading and note-taking productivity … Read more
Learn what a scanned PDF is, why it is inaccessible, and how to convert it into an accessible PDF using … Read more
PDFix now offers automated font correction powered by callas software technology, enabling users to fix font issues that cause PDF/UA … Read more
Home of the worldwide
PDF technical community
Featured News
February 2026 by Duff Johnson
Now marking its 20th year in operation, the PDF Association evolved from a collaboration of five German companies focused on … Read more
Our Valued Members
Datalogics now makes it easier to create PAdES B-T digital signatures in PDF documents by generating signatures directly through a … Read more
For organizations where compliance, privacy, and data control are non-negotiable, sending documents to external cloud services is often not viable. … Read more
The definitive list of all ISO standards for PDF technology.
Current status of the ISO standards development work in the program of work for ISO TC 171 SC 2 and … Read more
Resolved errata against industry and ISO PDF-related publications.
ISO provides public access to various clauses of ISO publications including the Normative References clause through its Online Browsing Platform, … Read more
The PDF Association’s repositories in GitHub. Public repositories welcome contributions and comments from the public. Private repositories are restricted to … Read more
PDF’s stakeholders and developers span the globe. Here, we visualize the community’s reach.
Learn how poorly structured tables impact PDF accessibility, screen reader navigation, and compliance with accessibility standards.
UPDF has launched its global #blossomwithupdf social media campaign, encouraging users to share how they enhance reading and note-taking productivity … Read more
Learn what a scanned PDF is, why it is inaccessible, and how to convert it into an accessible PDF using … Read more
PDFix now offers automated font correction powered by callas software technology, enabling users to fix font issues that cause PDF/UA … Read more