Three Decades of Innovation: The callas software Story
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Dietrich von Seggern
October 28, 2025
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Welcome to the callas Blog! Each month, we publish a new post about PDF and the world around it. Stay up to date with what’s new at callas software, learn about the latest developments in the industry, and gain insights into PDF and everything that comes with it.
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Three Decades of Innovation: The callas software Story
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Dietrich von Seggern
October 28, 2025
OEM technology – callas’s best kept secret
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David van Driessche
September 23, 2025
Get Ready for PDF Days Europe 2025
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Sarah Nitschmann
August 21, 2025
Why layers aren’t layers
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David van Driessche
July 24, 2025
There is more difference between 171 and 130 than 41 – Recent ISO changes and what they mean
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Dietrich von Seggern
June 18, 2025
Being transparent with style
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Dietrich von Seggern
May 15, 2025
From London to Berlin – pdfCamp on tour
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Sarah Nitschmann & David van Driessche
April 17, 2025
Understanding Transparency in Prepress PDF
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Dietrich von Seggern
March 27, 2025
Standardization as profitability driver in print
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David van Driessche
February 20, 2025
callas in 2024 and what to expect in 2025
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Sarah Nitschmann
January 23, 2025
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