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PDF/A Converter

Prepare a PDF for PDF/A archiving — adds PDF/A metadata and checks fonts, JavaScript and transparency

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How do I convert a PDF to PDF/A?

Prepare a PDF for PDF/A by opening it: the tool checks fonts, JavaScript, transparency and metadata, adds the PDF/A-1b, 2b or 3b identification and an sRGB output intent, and saves a copy. It cannot embed missing fonts or remove JavaScript, so it flags them instead; check the result with a PDF/A validator such as veraPDF. It runs in your browser, so nothing is uploaded.

  • Adds PDF/A-1b, 2b or 3b identification metadata
  • Checks fonts, JavaScript and transparency, and flags what it cannot fix
  • For long-term document preservation
  • 100% client-side

What is

PDF/A Converter

A tool that prepares a regular PDF for PDF/A, the ISO 19005 format for long-term archiving, by adding the PDF/A metadata and output intent and reporting what still blocks compliance.

PDF Tools

Related terms

archivalISO 19005

Frequently Asked Questions

Long-term archiving.

PDF/A is an ISO standard that keeps documents reliably viewable for years by embedding everything needed to render them.

No — it checks them.

It checks whether every font in the PDF is embedded and warns you if one is not. It cannot embed a missing font in the browser, so re-export the PDF from its source app with fonts embedded.

Not guaranteed.

The tool adds the PDF/A identification and an sRGB output intent but does not embed an ICC colour profile, so strict validators such as veraPDF may still report errors. Validate the file before you rely on it for archiving.

No.

Conversion runs locally in your browser.

Detailed Explanation

How It Works

What it does

PDF/A Converter prepares a standard PDF for the PDF/A archival format: it adds the PDF/A identification metadata and an sRGB output intent, and reports what still stands in the way of full compliance.

  • PDF/A-1b, 2b or 3b metadata
Technical Details

How it works

The tool checks the file for embedded fonts, JavaScript, transparency and metadata, writes an XMP metadata stream with the PDF/A part and conformance level, adds an sRGB output intent and re-saves the document without object streams, all with pdf-lib.

  • XMP metadata + compliance checks
Use Cases

Use cases

Prepare records for legal, government or corporate archives where documents must remain readable for decades.

  • Records archiving
Limitations

Limitations

It does not embed missing fonts, remove JavaScript or flatten transparency; it flags them. The output intent carries no embedded ICC profile, so strict validators such as veraPDF may still report errors. Validate the file before you rely on it for archiving.

  • Flags issues; validate the result
Privacy & Security

Privacy

Conversion runs in the browser; the document is not uploaded.

  • 100% local