Convert JSON to HTML Table Online

Free, privacy-first JSON to HTML converter. Generate a self-contained HTML table from JSON data directly in your browser. No uploads, no servers.

Why Use ExploreMyData for JSON to HTML

Self-Contained HTML Output

The exported file is a single HTML document with inline styles. Open it in any browser, embed it in a page, or email it. No dependencies needed.

Dark Mode Support

The generated HTML table includes built-in dark mode that respects the viewer's system preference. No extra configuration required.

No Upload Required

Your JSON file stays on your device. No data is sent to any server. Everything runs locally in your browser using DuckDB WASM.

Transform Before Export

Filter rows, select columns, rename headers, sort, or add calculations before exporting. Shape the table exactly how you need it.

Free Forever

No sign-up, no trial, no watermarks. Convert as many JSON files to HTML tables as you need, completely free.

No External Dependencies

The output file uses zero external scripts or stylesheets. It renders correctly in any modern browser without loading additional resources.

How It Works

1

Drop your JSON file

Drag a .json or .ndjson file onto the page. It loads instantly.

2

Transform (optional)

Pick columns, filter rows, or rename headers before export.

3

Export as HTML

Click Export, choose HTML, and download a styled table file.

Frequently Asked Questions

How do I convert JSON to HTML?

Open exploremydata.com/app, drop your JSON or NDJSON file onto the page, then click Export and choose HTML. You get a self-contained HTML file with a styled, responsive table.

What does the output look like?

The output is a single HTML file containing a styled, responsive table with column headers, striped rows, and built-in dark mode support. No external CSS or JavaScript dependencies are required.

Does it handle nested JSON?

ExploreMyData flattens top-level arrays of objects into table rows. Nested objects and arrays within fields are serialized as text. For best results, use flat JSON structures.

Can I select specific fields for the HTML table?

Yes. You can pick which columns to include, reorder them, rename headers, filter rows, and apply 32+ transformations before exporting to HTML.

Ready to convert your JSON to HTML?

No sign-up, no upload, no tracking. Just drop your file and export.

Convert JSON to HTML Free