The latest software release features improved PDF/A-2b and PDF/A-3b validation and the fully featured REST API.

veraPDF 0.12 has the following features:

Conformance checker:
* PDF/A-2 and PDF-A/3 improvements: implemented checks for optional content, JPEG2000 requirements
* full compliance with BFO test suite (PDF/A-2b)
* PDF/A-1b fix: check for form field appearance
* code refactoring to enable PDF model implementation via different PDF parsers
performance and memory optimization

Test corpus:
* full coverage of all predefined XMP properties

* The first version of the wiki identifying all PDF/A validation rules is availabe at:

* veraPDF-library project refactored into multiple projects
* PDF Box validator implementation in separate project
* Automated source packaging with dependencies
* Corpus test results published online

The veraPDF validation engine implements the PDF/A specification using formalisations of each requirement in PDF/A-1, PDF/A-2 and PDF/A-3. The wiki determines each rule used by the software and provides details on the error(s) triggering a failure of the rule.

Download veraPDF 0.12 at:

Release notes are published at: (

veraPDF is building the definitive, open source PDF/A validator. Please download and test the software. If you encounter problems, or wish to make suggestions, please add them to the project’s GitHub issue tracker ( . Your feedback is very important, it helps to improve the software.

Kind Regards,
Becky McGuinness | Community Manager
Open Preservation Foundation |
@openpreserve | @_veraPDF

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