Data & converters
Convert between CSV, Excel, JSON, XML and TSV. Spreadsheets are parsed locally, so commercial and personal data stays on your machine.
24 tools · 18 working right now
Working now
No account, no configuration, no upload. Open one and get on with it.
Tools that work now
- Live
CSV to Excel
Turn a CSV into a proper .xlsx workbook, with delimiters handled correctly.
Stays on your device - Live
Excel to CSV
Export any sheet of an .xlsx or .xls workbook to CSV.
Stays on your device - Live
QR code generator
Make a QR code for a link or text, as PNG and SVG, in your colours.
Stays on your device - Live
JSON to CSV
Flatten a JSON array into CSV, including nested objects.
Stays on your device - Live
CSV to JSON
Convert CSV rows into a JSON array of objects.
Stays on your device - Live
JSON formatter & validator
Check JSON is valid, then make it readable or compact.
Stays on your device - Live
Merge spreadsheets
Stack several CSV or Excel files into one, matching columns by name.
Stays on your device - Live
Remove duplicate rows
Remove duplicate rows from a spreadsheet, by whole row or by a column such as Email.
Stays on your device - Live
JSON to Excel
Convert a JSON array straight into an .xlsx workbook.
Stays on your device - Live
Excel to JSON
Read a spreadsheet sheet into a JSON array of objects.
Stays on your device - Live
CSV splitter
Split a large CSV into smaller files by row count, keeping the header.
Stays on your device - Live
XML to JSON
Convert XML into readable JSON, attributes included.
Stays on your device - Live
XML to CSV
Turn the records in an XML file into a CSV table.
Stays on your device - Live
YAML ↔ JSON
Convert YAML to JSON or JSON to YAML.
Stays on your device - Live
Markdown to HTML
Convert Markdown to HTML, as a fragment or a complete page.
Stays on your device - Live
XML to Excel
Turn the records in an XML file into an Excel workbook.
Stays on your device - Live
TSV to CSV
Convert tab-separated data to comma-separated, quoting what needs it.
Stays on your device - Live
Excel to XML
Export a spreadsheet or CSV as XML, with element names you choose.
Stays on your device
Specified, not yet available
These have a page, a defined behaviour and a named dependency. What they do not have is a button that pretends to work.
Tools that are not available yet
- Requires engine
Universal file converter
One place to convert between any supported pair of formats.
- Requires engine
Ebook converter
Convert between EPUB, MOBI, AZW3 and PDF.
- Requires engine
Presentation converter
Convert between PPTX, Keynote-exported and PDF decks.
- Requires engine
Font converter
Convert between TTF, OTF, WOFF and WOFF2.
- Coming soon
Barcode generator
Generate EAN, UPC, Code128 and other barcode formats.
- Coming soon
SQL insert to CSV
Turn INSERT statements into a CSV table.