56 developer tools · one keyboard shortcut away

Convert, format, encode and inspect — without leaving the keyboard.

Instant, as you type
Private — nothing leaves your browser
Works offline

JSON6

Prettify JSONFormat and indent JSON so it's easy to read.Minify JSONStrip whitespace from JSON to make it as small as possible.JSON to CSVConvert a JSON array of objects into CSV rows.JSON to XMLConvert a JSON document into XML markup.JSON to YAMLConvert a JSON document into YAML.JSON to TypeScriptNEWGenerate TypeScript type definitions from a JSON sample.

CSV3

CSV to JSONConvert CSV rows into a JSON array of objects.CSV to XMLConvert CSV rows into XML markup.CSV to YAMLConvert CSV rows into a YAML list.

XML5

Prettify XMLFormat and indent XML so it's easy to read.Minify XMLStrip whitespace from XML to make it as small as possible.XML to JSONConvert XML markup into a JSON document.XML to CSVConvert XML records into CSV rows.XML to YAMLConvert XML markup into YAML.

YAML3

YAML to JSONConvert a YAML document into JSON.YAML to CSVConvert a YAML list into CSV rows.YAML to XMLConvert a YAML document into XML markup.

Text7

Diff CheckerCompare two pieces of text and highlight what changed.Regex TesterNEWTest a regular expression and inspect every match and group.Case ConverterNEWConvert text to camelCase, snake_case, kebab-case and more.Text StatisticsNEWCount characters, words, lines and estimate reading time.Sort & Dedupe LinesNEWSort, deduplicate, trim, reverse and clean up lines of text.Extract Text from HTMLStrip tags and keep only the text content of HTML.Extract Text from XMLStrip tags and keep only the text content of XML.

Encoding12

Base64 EncodeEncode text as Base64.Base64 DecodeDecode Base64 back into text.URL EncodePercent-encode text so it's safe inside a URL.URL DecodeDecode percent-encoded URL text.URL ParserNEWBreak a URL into protocol, host, path, query params and hash.HTML EncodeEscape characters as HTML entities.HTML DecodeTurn HTML entities back into plain characters.Slash EscapeBackslash-escape quotes, slashes and control characters.Slash UnescapeRemove backslash escapes from a string.Text to HexConvert text into hexadecimal code units.Hex to TextConvert hexadecimal code units back into text.JWT DecoderDecode a JSON Web Token's header and payload.

Generators4

UUID GeneratorGenerate random version 4 UUIDs in bulk.Hash GeneratorCompute SHA-1, SHA-256, SHA-384 and SHA-512 digests.Password GeneratorNEWGenerate strong random passwords with the rules you need.Lorem Ipsum GeneratorNEWGenerate placeholder paragraphs, sentences or words.

Converters13

Unix Timestamp ConverterNEWConvert between Unix timestamps and human-readable dates.Number Base ConverterConvert numbers between binary, octal, decimal and hex.Color ConverterConvert colors between HEX, RGB and HSL.Data Size ConverterNEWConvert between bytes, kilobytes, mebibytes and more.Time ConverterNEWConvert durations between milliseconds, hours, days and more.Length ConverterConvert between kilometers, miles, feet, inches and more.Mass ConverterConvert between kilograms, pounds, ounces and more.Temperature ConverterConvert between Celsius, Fahrenheit and Kelvin.Area ConverterConvert between square meters, acres, hectares and more.Speed ConverterConvert between km/h, m/s, mph, knots and more.Pressure ConverterConvert between bar, pascal, psi, atmospheres and more.Energy ConverterConvert between joules, calories, kWh and more.Angle ConverterConvert between degrees, radians, gradians and more.

Image3

Image to Base64Encode an image as a Base64 data URL.Base64 to ImagePreview and download an image from a Base64 data URL.Image Color PickerPick any pixel's color from an image.