veraPDF 1.12 release from the Open Preservation Foundation (OPF)

The latest version of veraPDF is now available to download.

veraPDF is an open source PDF/A validator, and a component of the Open Preservation Foundation (OPF) reference toolset.

veraPDF 1.12 features multi-threaded support and parallelization in the command line interface, significantly improving performance.

A number of other fixes and improvements have been made to the software which are documented in the latest release notes (see below).

Supporting veraPDF – we need your help…

veraPDF is open source, free to download, use and modify. However, there are costs to host, maintain, support and develop the software. Currently OPF members support veraPDF financially as part of their membership fees.

You can help sustain veraPDF and its maintenance and development by:

Release notes:

Download veraPDF:

Getting started

User guides and documentation are published at:


If you experience problems, or wish to suggest improvements, please add them to the project’s GitHub issue tracker:

About OPF and veraPDF

veraPDF is maintained by the Open Preservation Foundation (

veraPDF ( is an open source, industry supported PDF/A validator covering all parts and levels of the PDF/A specification. It was originally developed with funding from the PREFORMA project (

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