NSFileToolkitby NS Ascertain

Excel to JSON

Convert .xlsx or .xls sheets into JSON.

Drag & drop a file here, or browse

Your result will appear here. Processing happens entirely in your browser.

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CSV to JSON

Convert CSV files or pasted CSV into JSON.

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JSON to CSV

Convert JSON arrays to a downloadable CSV.

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JSON Formatter

Beautify or minify JSON with one click.

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HTML to Text

Strip HTML tags and extract plain text.

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