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Format, convert, inspect, and test code snippets, data formats, timestamps, tokens, and developer values locally.
Regex TesterTest JavaScript regular expressions against sample text and inspect matches.ConvertersOpenMarkdown EditorWrite Markdown and preview rendered HTML instantly.ConvertersOpenJWT DecoderDecode JWT header and payload locally without sending tokens to a server.ConvertersOpenXML FormatterFormat compact XML into readable indented XML.ConvertersOpenYAML JSON ConverterConvert simple YAML to JSON or JSON to YAML in your browser.ConvertersOpenTimestamp ConverterConvert Unix timestamps to readable local and UTC dates.ConvertersOpenNumber Base ConverterConvert numbers between binary, octal, decimal, and hexadecimal.ConvertersOpenCron Expression GeneratorBuild a standard five-part cron expression and plain-English description.ConvertersOpenChmod CalculatorConvert file permission checkboxes into chmod octal and symbolic notation.ConvertersOpenCookie ParserParse a Cookie or Set-Cookie header into readable key-value rows.ConvertersOpenHTTP Status Code LookupLook up common HTTP status codes and what they usually mean.ConvertersOpenREST ClientSend a simple browser fetch request to CORS-enabled APIs and inspect the response.ConvertersOpenCSS Unit ConverterConvert pixels into rem, em, vw, and vh values using custom root font size and viewport dimensions.ConvertersOpenCSS Minifier & BeautifierMinify or beautify CSS locally for cleanup, inspection, and copying into projects.ConvertersOpenSQL FormatterFormat common SQL queries with readable line breaks around clauses, joins, commas, and conditions.ConvertersOpenBorder Radius GeneratorAdjust each corner visually and copy a CSS border-radius value for cards, buttons, and panels.ConvertersOpen