Excel to JSON
Upload or paste spreadsheet content and convert it to a JSON array; custom separator supported, nothing is uploaded.
No file selected
in Excel / WPS open the spreadsheet and choose「File → save as → CSV UTF-8」to get a CSV file this tool supports. Files are read locally only — never uploaded.
How to use
Excel to JSON is a free online tool in our developer tools collection. Upload or paste spreadsheet content and convert it to a JSON array; custom separator supported, nothing is uploaded. Just enter or upload your content above and the result updates instantly — copy or download it in one click. No signup, no installation, and everything runs locally in your browser: your files are never uploaded to any server.
Frequently Asked Questions
How do I use Excel to JSON?
Upload or paste spreadsheet content and convert it to a JSON array; custom separator supported, nothing is uploaded.. Open the tool above, enter or upload your content, and the result appears instantly — then copy or download it. No signup required.
Is Excel to JSON free?
Yes. Excel to JSON is completely free with no signup, no login and no usage limit. You can use it as often as you like.
Do I need to upload my files? Is my data safe?
No upload needed. Every tool on Wevva Tools runs locally in your browser, so your files and text never leave your device — nothing is stored on our servers.
Support Us
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