12 tools
Data & archive tools, nothing uploaded.
Bundle, unpack and tidy structured data in the browser.
Create a ZIP fileBundle any set of files into one archive, without uploading a single one of them.
Unzip a ZIP fileOpen an archive and pull out just the files you need, without uploading it.
JSON formatter and validatorIndent JSON so it can be read, or minify it for shipping — and find out exactly where it breaks.
Excel to CSVTurn a workbook into CSV files, one per sheet, in your browser.
Excel to JSONTurn a spreadsheet into JSON records, in the page.
CSV to ExcelTurn one or several CSV files into a single Excel workbook.
Extract RAR, 7z and TAR archivesOpen RAR, 7z, TAR and more without installing anything.
JSON to CSVTurn a list of JSON records into a spreadsheet-ready CSV.
CSV to JSONTurn a spreadsheet export into JSON records, in the page.
JSON to ExcelTurn a list of JSON records straight into an XLSX workbook.
Chart makerPaste data, get a chart you can download.
JSON to XMLConvert JSON into equivalent XML, with attributes and arrays handled sensibly.
About these tools
Archives and data files routinely contain exports, customer records and configuration. Handling them locally means the contents stay on your machine rather than passing through infrastructure you cannot inspect.
Guides
FAQ
Data & archive tools — questions
Are these data & archive tools free?
Yes — every tool here is free, with no account, no quota and no watermark.
Are my files or text uploaded?
No. Every tool on this page runs inside your own browser. Nothing is transmitted to us or to anyone else.
Do I need to install anything?
No. Everything runs in the page using your browser's own capabilities.