Preforma Webinar: Verapdf

PREFORMA webinar: veraPDF

Open Preservation Foundation

veraPDF after PREFORMA - Boris Doubrov, Martin Wrigley

PDF Association

VeraPDF: building the definitive PDF/A validator

PDF Association

Open source implementation of PDF/UA validation

PDF Association

Introduction to pdfaPilot 7

Definitive PDF/A validation: why should developers care? Boris Doubrov & Duff Johnson

PDF Association

VERA Attaching Documents