Data tools
JSON, CSV, XML, YAML and encoding converters.
29 tools · all free · all running in your browser
JSON Formatter
Pretty-print and validate JSON.
JSON Minifier
Strip every unnecessary byte.
JSON Validator
Check JSON and see its structure.
JSON to CSV
Turn JSON arrays into a spreadsheet.
CSV to JSON
Turn a spreadsheet into JSON.
JSON to YAML
Convert JSON into readable YAML.
YAML to JSON
Convert config files to JSON.
XML to JSON
Turn XML into JSON.
JSON to XML
Turn JSON into XML markup.
CSV Cleaner
Fix a messy spreadsheet export.
CSV Column Analyzer
Understand a CSV before you use it.
XML Formatter
Indent and validate XML.
Base64 Encode
Encode text as Base64.
Base64 Decode
Decode Base64 back to text.
URL Encode
Percent-encode text for URLs.
URL Decode
Turn %20 back into readable text.
JWT Decoder
Read a token without handing it over.
JSON to TypeScript
Paste a response, get the interfaces.
Cron Expression Explainer
In English, and when it fires next.
Unix Timestamp Converter
Epoch numbers into real dates.
Colour Converter
Every format, and whether it's readable.
File to Data URI
Inline a small file, with the trade shown.
Excel to CSV or JSON
See the sheet before you convert it.
SQL Formatter
A readable query out of one long line.
Number Base Converter
Decimal, hex, octal, binary.
HTML Entities
& both ways.
CSS Minifier
Smaller stylesheet, same rules.
Open a ZIP
Look inside an archive without extracting it.
Create a ZIP
Several files, one attachment.