Olaf Drümmer is founder and managing director of callas software, a Berlin/Germany based company specializing in PDF analysis and processing. Having first been involved in the development of PDF related standard in 1999, he has since actively participated in the development of the PDF/X (ISO 15930), PDF/A (ISO 19005), PDF/E (ISO 24517), PDF/UA (ISO 14289) and PPML/VDX resp. PDF/VT (ISO 16612) standards series, as well as the PDF standard itself (ISO 32000). callas software was among the first vendors to offer support for PDF/X and PDF/A. In addition, Olaf Drümmer is founder and managing director of axaio software, a Berlin/Germany based company specializing in development of software extensions for Adobe InDesign, Adobe InCopy, Adobe Illustrator, QuarkXPress, QuarkCopyDesk, Quark Publishing System (QPS), WoodWing Enterprise and vjoon K4. Furthermore, Olaf Drümmer is Chairman of the European Color Initiative (ECI) (www.eci.org).

Managing Director - PDF, color, fonts, metadata, PostScript, accessibility

Berlin, Germany


Languages: English, German, French

axaio software GmbH

axaio streamlines and standardizes PDF creation, print output and content correction workflows for Adobe InDesign, InCopy, Illustrator and QuarkXPress environments.Its flagship product, MadeToPrint, vastly enhances the reliability of PDF generation, print output processes as well as export to different file formats. axaio products seamlessly integrate into publishing systems as vjoon K4, WoodWing Enterprise 7, Van Gennep PlanSystem4 or Quark Publishing System.axaio solutions are being used by publishing houses, advertisement agencies, prepress and packaging companies all over the world.

callas software GmbH

callas software finds simple ways to handle complex PDF challenges. As a technology innovator, callas software develops and markets PDF technology for publishing, print production, document exchange and document archiving.


7 minutes with a PDF standard – Eight short presentations by seven speakers

7 minutes with a PDF standard – Recording and slides from presentations at the Technical Conference 2012 [...]


Introduction to PDF/A – Recorded at PDF/A Seminar in Oslo, April 17, 2012

Video recording of a presentation given by David van Driessche at the PDF/A Seminar in Oslo on April 17, 2012. [...]

Building of the Norwegain National Archives in Oslo

Over 80 attendees at PDF/A seminar in Oslo

Get it to work. Principles of PDF/A workflows. [...]

Digital Preservation and Nuclear Disaster: An Animation

Team Digital Preservation saves the world from nuclear disaster caused by the work of Team Chaos. Funny 3 min. video about a serious topic. [...]

PDF/A-2 – Technical Overview

The Portable Document Format – developed by Adobe Systems and first published in 1993 – offers a series of beneficial and hitherto unavailable characteristics. In addition to platform independence, this includes reliable rendering of page oriented contents. All components of a file such as fonts, texts, images and graphics are included in the PDF file itself. These advantages made PDF a candidate for standardization for selected usage areas and industries. What all standards have in common is that, as subsets, they restrict the extensive features of PDF and, in this way, optimise it for special application options. [...]

XMP Metadata Primer

Extensible Metadata Platform (XMP) is a metadata framework developed around 2001 by Adobe, and the first version of its specification was published in January 2004. [...]