Dual Lab announces the release of PDF4WCAG Accessibility Checker 1.10, introducing usability enhancements, expanded localization support, and new document inspection panels.
PDF4WCAG is a professional accessibility validation solution for PDF documents, designed to support compliance with PDF/UA, WCAG, and WTPDF accessibility requirements. It is powered by the veraPDF validation architecture and is identical to veraPDF in Machine verifiable checks of PDF/UA and WTPDF validation profiles.
What’s new in Version 1.10
Enhanced localization and user experience
PDF4WCAG 1.10 improves interface usability and multilingual support:
Redesigned switching between technical terminology and user-friendly language, providing a more intuitive experience for both accessibility experts (developers) and non-technical users.
Added support for German and Dutch interface localizations.
Improved zoom and navigation controls
Accessibility issue navigation has been refined for better usability:
- Enhanced zoom behavior for small issue regions and error highlights.
New inspection panels
PDF4WCAG 1.10 introduces several new analysis panels to provide deeper document insights:
Annotations panel
Inspects PDF annotations, comments, hyperlinks, form controls, and other interactive elements relevant to accessibility and usability evaluation.
Metadata panel
Displays document metadata including:
- document title
- author information
- document language
- accessibility properties
- PDF/UA-related metadata entries
Fonts panel
Provides detailed analysis of:
- embedded fonts
- font types and subsets
- encoding information
Persistent user preferences
PDF4WCAG now preserves user configuration settings between sessions, improving workflow continuity and efficiency. Persisted settings include:
- selected interface language
- active filters
- right-side panel state and opened sections
- structure tree role map visibility
- auto-scaling preferences
CLI enhancements
The command-line interface has been extended with initial support for additional validation profiles:
- WCAG Machine
- WCAG Machine & Human
These profiles are now available under paid commercial licenses on the PDF4WCAG website.
Public API documentation
A new public documentation section is now available. API is available under paid commercial licenses on the PDF4WCAG website.
Integration API Beta testing
The PDF4WCAG Integration API is in the process of beta testing. The API is designed to simplify integration of accessibility validation workflows into enterprise systems, document processing pipelines, and third-party accessibility platforms.
About Dual Lab
Founded in 2008, Dual Lab specializes in science- and technology-intensive software development across multiple domains including PDF Technologies, complex Document Management workflows, 3D Modelling, Fintech and others. Dual lab is a partner member of PDF Association.
For more information, visit the website.
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