All tools
46 tools for formatting, validating and converting code, data and text, grouped by category. Every one runs in your browser. Press ⌘ K to search.
Data Formatters & Converters
Data- JSON FormatterPretty-print, validate and minify JSON.JSON
- JSON ValidatorCheck JSON and see exactly where and why it breaks.JSON
- YAML FormatterFormat and validate YAML with exact error locations.YAML
- XML FormatterPretty-print, validate and minify XML.XML
- JSON to YAMLConvert JSON to clean, readable YAML.JSONYAML
- YAML to JSONConvert YAML to formatted JSON.YAMLJSON
- JSON to CSVFlatten JSON arrays into CSV for spreadsheets.JSONCSV
- CSV to JSONTurn CSV rows into a JSON array.CSVJSON
- XML to JSONConvert XML payloads to JSON.XMLJSON
- JSON MinifierCompact JSON to a single line.JSON
- JSON Escape / UnescapeTurn JSON into a string literal and back.JSONText
- TOML FormatterFormat and validate TOML config files.TOML
- JSON to TOMLConvert JSON objects to TOML.JSONTOML
- TOML to JSONConvert TOML config to JSON.TOMLJSON
- CSV Viewer & FormatterView CSV as a table and normalize delimiters and quoting.CSV
- URL Parser & FormatterBreak a URL into parts and pretty-print its query string.URLJSON
- JSON to XMLConvert JSON to well-formed XML.JSONXML
- TSV to CSVConvert tab-separated values to CSV and back.TSVCSV
- .env FormatterNormalize and validate .env files..env
Code Formatters
Code- JavaScript FormatterBeautify and unminify JavaScript with Prettier.JS
- HTML FormatterIndent messy HTML with Prettier.HTML
- CSS FormatterBeautify or minify CSS.CSS
- TypeScript FormatterFormat TypeScript with Prettier, no setup.TS
- Markdown FormatterNormalize Markdown and align tables.Markdown
- CSS MinifierMinify CSS with structural optimizations.CSS
- JavaScript MinifierMinify JavaScript with Terser.JS
- GraphQL FormatterFormat GraphQL queries and schemas.GraphQL
- SCSS FormatterFormat SCSS and Less with Prettier.SCSS
- Python FormatterFormat Python with Ruff (Black-compatible).Python
- Java FormatterFormat Java with Prettier.Java
- PHP FormatterFormat PHP with Prettier.PHP
- C FormatterFormat C with clang-format.C
- C++ FormatterFormat C++ with clang-format.C++
- Go FormatterFormat Go with gofmt.Go
SQL Formatters
SQLText Formatting
TextDate, Time & Number Formatting
Date & Number- Unix Timestamp ConverterConvert epoch time to dates and back.NumberDate
- Date FormatterShow any date in any pattern, with code snippets.Date
- Number FormatterThousands separators, currency, compact and lakh/crore.Number
- Duration FormatterISO 8601 durations ↔ human-readable time spans.Text
- Time Zone ConverterConvert a time between any IANA time zones.Date
- Relative Time FormatterTurn dates into “3 days ago” in any language.Date