JSON to TypeScript
Infer a TypeScript type from a JSON example.
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Validate JSON, encode text and prepare data for your development workflow.
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Text ↔ Hex
Encode UTF-8 text as hex bytes or decode it back.
Open toolURL Inspector
Inspect URL components and query parameters without opening the URL.
Open toolJSON Validator
Check JSON syntax without changing your data.
Open toolJSON Key Sorter
Sort object keys recursively while preserving array order.
Open toolJSON String Escaper
Escape text as a JSON string or decode a JSON string.
Open toolQuery String Parser
Inspect URL query parameters, including repeated keys.
Open toolJSON Formatter
Format, validate and minify your JSON.
Open toolBase64 to PDF
Preview, print and download a Base64 PDF.
Open toolPDF to Base64
Encode a PDF as a Base64 string.
Open toolBase64 Encoder
Encode and decode Unicode text.
Open toolURL Encoder
Encode or decode URL components.
Open toolHTML Entities
Escape and unescape HTML characters.
Open toolJWT Decoder
Inspect a token’s header, payload and time claims.
Open toolUUID Generator
Generate random UUID v4 identifiers.
Open toolTimestamp Converter
Convert Unix seconds, milliseconds and ISO dates.
Open toolJSON ↔ CSV
Convert flat JSON records and quoted CSV.
Open toolJSON ↔ YAML
Switch between JSON and YAML.
Open toolXML Formatter
Validate, indent or minify XML.
Open toolRegex Tester
Find matches with JavaScript regular expressions.
Open toolNumber Base Converter
Convert integers between binary, decimal and hex.
Open toolColor Converter
Convert hex colors to RGB and HSL.
Open toolQR Code Generator
Create a downloadable QR code for text or links.
Open toolXML Validator
Check XML syntax and locate malformed markup.
Open toolHTML Formatter
Indent HTML with a syntax-aware formatter.
Open toolHTML Minifier
Compact HTML while preserving whitespace and inline script content.
Open toolCSS Formatter
Format stylesheets with consistent indentation.
Open toolCSS Minifier
Compact CSS with a CSS parser.
Open toolJavaScript Minifier
Minify JavaScript without executing the code.
Open toolJavaScript Beautifier
Format JavaScript for easier review.
Open toolYAML Formatter
Validate and format a YAML document.
Open toolTOML Formatter
Parse and serialize TOML configuration.
Open toolMarkdown Formatter
Apply consistent Markdown formatting.
Open toolCron Expression Generator
Build a standard five-field cron schedule.
Open toolUser-Agent Parser
Identify browser, OS and device hints from a user-agent string.
Open toolMIME Type Lookup
Find registered media types by extension or type.
Open toolHTTP Status Code Lookup
Look up common HTTP response status meanings.
Open toolRandom String Generator
Generate random strings with your selected alphabet.
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