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HTML Editor & Live Preview

Type or paste HTML on the left, see it rendered live on the right.

How this works

The preview updates as you type, rendered in an isolated frame so scripts in your HTML can't affect this page. Nothing is uploaded — everything runs locally in your browser.

XML Sitemap Generator

Paste your page URLs and get a ready-to-upload sitemap.xml.

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CSV to Excel

Convert a CSV file into a proper Excel (.xlsx) spreadsheet.

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Excel to CSV

Convert the first sheet of an Excel file into a CSV file.

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JSON to XML

Paste JSON and get a corresponding XML structure.

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Split CSV

Split a large CSV file into smaller files by row count.

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Text to Binary Converter

Convert text to binary code, or decode binary back to text.

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Running into a technical issue or something that doesn't work right on this page? Please let us know straight away via our Contact page — that's how we find out what's broken and get it fixed.