{ } JSON Workbench0 network requests. Check DevTools

"JSON to PDF":{ }

Paste JSON, preview it formatted, and download a clean, paginated PDF in a monospace font. Messy input is auto-repaired first. Runs 100% in your browser: zero network requests, so your data never leaves the page.

What is a JSON to PDF converter?

A JSON to PDF converter turns a JSON document into a formatted, paginated PDF you can share, print, or archive. Instead of sending a raw file or a screenshot, you get a clean, monospace, indented rendering that opens anywhere. It's handy for attaching an API response to a bug report, handing a config to someone without a code editor, or keeping a fixed record of a payload. This tool builds the PDF in your browser, so your data never leaves your machine.

PDF, or something else?

  • PDF: a fixed, printable, shareable document. This page.
  • Excel: a spreadsheet of an array of objects: JSON to Excel.
  • Interactive view: explore and collapse a big document: JSON Viewer.

How to use

  1. Paste JSON into the JSON pane (or load the sample).
  2. A formatted, syntax-colored preview appears instantly.
  3. Non-standard input (single quotes, trailing commas, comments) is auto-repaired first.
  4. Click Download PDF to save a paginated, monospace .pdf of the JSON.
  5. Everything runs in your browser; verify zero network calls in DevTools.

Examples

JSON → printable PDF

Input
{ "id": 42, "name": "workbench", "active": true }
Output
A 1-page PDF with the JSON pretty-printed in a monospace font.

Large JSON paginates

Input
[ ...hundreds of records... ]
Output
The PDF automatically flows across as many pages as needed.

FAQ

What does the PDF contain?

The pretty-printed JSON, indented with two spaces and set in a monospace font, flowed across A4 pages. It's ideal for sharing, printing, attaching to a ticket, or archiving a payload in a fixed, readable format.

Does it handle large documents?

Yes. Long JSON wraps and paginates automatically across as many pages as needed. Very large files are bounded only by your browser's memory since nothing is uploaded.

Will it fix messy JSON first?

Yes. Non-standard input (single quotes, trailing commas, comments, Python-style literals) is auto-repaired before formatting, so even LLM output or copy-pasted dicts produce a clean PDF.

Is my data uploaded?

No. The PDF is generated entirely in your browser and downloaded locally. Check DevTools: zero network requests, so payloads with secrets or personal data never leave your machine.

Can I get syntax colors in the PDF?

The on-page preview is syntax-colored for readability; the PDF itself uses clean monospace text so it prints crisply and stays small. For a colored, interactive view use the JSON Viewer.

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