Most coding days include a pile of tiny checks. Is this JSON valid, does this regex match what I think it does, how does this SQL read once it is indented. Open one of these, paste, get your answer, and carry on. Nothing to install, and your code stays in the tab.
- JSON Formatter & ValidatorPretty-print, minify, and validate JSON.
- CSS MinifierStrip whitespace and comments from CSS.
- HTML MinifierCompact HTML markup for production.
- Regex TesterTest a regular expression against sample text live.
- SVG to HTMLConvert an SVG file into inline HTML markup.
- Diff CheckerCompare two blocks of text and see exactly what changed, line by line.
- HTML Entity Encoder / DecoderEscape or unescape HTML entities like & < and ©.
- Markdown PreviewWrite Markdown and see it rendered live, then copy the HTML.
- XML FormatterBeautify or minify XML and catch mismatched tags.
- SQL FormatterFormat SQL queries with clean indentation and capitalised keywords.
- CSS BeautifierTurn minified CSS back into readable, indented code.
- JavaScript MinifierRemove comments and whitespace from JavaScript to shrink it safely.
- JSON to TypeScript ConverterGenerate TypeScript interfaces from any JSON sample.
- Cron Expression ExplainerExplain a cron schedule in plain English and see its next run times.
- HTTP Status Code ReferenceSearch every HTTP status code with plain-English explanations.
- MIME Type LookupFind the MIME type for a file extension, or the extensions for a type.
- User Agent ParserDetect the browser, operating system, and device from a user-agent string.
- CSS Box Shadow GeneratorDesign a box shadow visually and copy the CSS.
- CSS Text Shadow GeneratorDesign a text shadow visually and copy the CSS.
- CSS Border Radius GeneratorRound each corner visually and copy the CSS.
- CSS Clamp GeneratorCreate fluid, responsive font sizes with CSS clamp().
- CSS Flexbox PlaygroundTry flexbox settings on live boxes and copy the CSS.
- URL ParserSplit a URL into protocol, host, path, query parameters, and fragment.
- Query String Parser & BuilderTurn a query string into key-value pairs or JSON, and build one from a list.
- Markdown Table GeneratorTurn spreadsheet rows or CSV into a neat Markdown table.
- JSON CompareCompare two JSON documents and list what was added, removed, or changed.