PDF4WCAG
Produced by Dual Lab sprl
Web-based PDF Accessibility checker
PDF4WCAG helps quickly and easily validate the accessibility of PDF documents against multiple accessibility standards such as WCAG, PDF/UA-1, PDF/UA-2, Well-Tagged PDF (WTPDF). It is powered by the veraPDF validation architecture and is identical to veraPDF in machine verifiable checks of PDF/UA and WTPDF validation profiles.
Key features of PDF4WCAG:
- Automated accessibility checker: instantly checks PDFs for WCAG compliance.
- Powered by proven veraPDF technology.
- Include experimental AI-based implementation of human checks.
- Detailed issue identification: provides clear feedback with suggestions for improvement.
- Easy to use web interface: upload your PDF, and get results in seconds.
- No expertise required: designed for anyone, regardless of technical knowledge.
- Desktop application compatible with Windows, Linux and macOS: data privacy guaranteed.
- WCAG 2.2 Human rules add verification of the appropriate use of PDF tags based on experimental AI model.
- Supports PDF 2.0 and PDF/UA-2.
- FREE for non-commercial use.
- API under commercial license.
How to use this application?
- Upload your PDF document, choose validation profile and start validation.
- Get the report with the list of errors, visual preview of the related content, and additional technical details.
- Inspect the corresponding tag(s) in the document structure tree.
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