Excel to JSON
Convert an .xlsx sheet into JSON — the first row becomes the keys, every other row becomes an object. Done in your browser; your file is never uploaded.
Runs in your browser — your file never leaves your deviceDrag & drop files here
or click to browse
Processed entirely in your browser. Your files are never uploaded.
Frequently asked questions
Is Excel to JSON free to use?
Yes — Excel to JSON is completely free with no limits, no watermarks and no sign-up. It runs in your browser, so there is nothing to pay for.
Are my files uploaded or stored anywhere?
No. This tool does all its work locally in your browser using your own device's power. Your files never leave your device and we never see them.
Do I need to install anything or create an account?
No installation and no account needed. Excel to JSON works on any modern browser — Windows, Mac, Linux, Android and iPhone.
How do I use Excel to JSON?
Open the tool, add your file (or paste your content), adjust any options, then press “Convert to JSON”. Your result is ready to download in seconds.
Related tools
JSON to Excel
Array of objects → a real .xlsx.
Merge Excel Files
Combine many workbooks into one.
Excel to Markdown
Spreadsheet → a Markdown table.
Split Excel Sheets
Each sheet → its own CSV, in a ZIP.
XML Sitemap Generator
Paste URLs, get a valid sitemap.xml.
Random Number Generator
Generate random numbers in a range.