What Fonts Does APDFL Include? The Adobe PDF Library package contains a basic set of fonts matching fonts that you would get with Adobe Acrobat; these include Courier, Symbol and the Adobe serif and sans-serif multi-master fonts,  plus a set of CJKV... Read More

In January of 2022 Adobe, Inc., announced that it will disable support for authoring Type 1 fonts in January 2023 (see PostScript Type 1 fonts end of support). What impact will this have for Adobe PDF Converter? According to Adobe, a user's... Read More

Overview After upgrading the Adobe PDF Library (APDFL) NuGet package in a .NET application, you may see this error: The type initializer for 'Datalogics.PDFL.PDFLPINVOKE' threw an exception. This message is the outer exception. The more... Read More

Hyperlinks direct a user to a different part of the same PDF document, or connect the user to an external web page. In PDF, a link is a type of annotation. So to compile a list of all of the links in a PDF document, you would search for annots of... Read More

CVE-2026-34621 is a vulnerability identified in Adobe Acrobat Reader versions 24.001.30356, 26.001.21367, and earlier. It is classified as an improperly controlled modification of object prototype attributes, commonly referred to as a prototype... Read More

PDF Forms Flattener can use either online activation or an offline license file. This guide explains how the two licensing methods work and offers suggestions for resolving common activation and license errors. Which Licensing Method Are You Using?... Read More

This article applies only to the Licensed Managed (LM) release of APDFL, which requires a license file (apdfl.lic) to run. Running the licensed managed (LM) release of APDFL in a Docker container might result in an exception, the most common of which... Read More

Clarification: Datalogics, Inc. vs. Datalogic S.p.A. We occasionally receive inquiries intended for Datalogic (without the “s”). Although the names “Datalogic” and “Datalogics” are nearly identical, they refer to two entirely separate... Read More

Overview Rendering a large PDF page at high resolution with Adobe PDF Library 18 can create a multi-gigabyte raster image. Users may experience long processing times, high memory consumption, application failures on memory-constrained systems, or... Read More

In recent months, a few changes have been made to ACS on Adobe's end, largely without notification to Datalogics. These changes have led to some issues with newly-generated certificates in 2025. Here's what we know for certain: Adobe... Read More