Online HTML Table to JSON - Extract Tables to JSON/CSV
Free online HTML Table to JSON converter, pure client-side. Extract HTML table data into JSON or CSV format. Supports multiple tables, custom headers, preview, and one-click copy.
🔒 100% Client-SideHow to Use
Follow these simple steps. Everything runs locally: Output Format and Header Row are processed on your device, never sent to a server.
- Input your data or upload your file in the tool area above.
- Adjust any available options to customize the output.
- Click the process button and get your result instantly.
FAQ
What HTML table formats are supported?
Standard HTML `
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` tags. Supports `colspan` and `rowspan` attributes.
Can I convert multiple tables?Currently processes the first table found. For multiple tables, convert each one separately. What output formats are available?JSON (Object Array): each row as object with header keys. JSON (Row Array): each row as plain array. CSV: comma-separated, compatible with Excel. Is my table data uploaded?No. All parsing happens client-side. No data is ever sent to any server. How are headers handled?"First row" uses the first row as JSON keys. "Auto columns" generates col1, col2, etc. Technical DetailsThis tool runs 100% in your browser using modern web technologies. No data is ever sent to any server. Your files remain on your device at all times. |