Herramientas de Desarrollador
Utilidades para desarrolladores online gratis: formateador JSON, codificador Base64, generador QR y probador Regex.
JSON Formatter
Beautify and pretty-print JSON with 2-space, 4-space, or tab indentation.
JSON Validator
Validate JSON syntax with detailed line and column error indicators.
JSON Minifier
Compress JSON by stripping all whitespace and comments for bandwidth efficiency.
JSON to CSV Converter
Convert arrays of JSON objects into formatted CSV table files.
CSV to JSON Converter
Convert CSV spreadsheets into structured JSON arrays of objects.
XML Formatter
Pretty-print XML documents with clean hierarchical tag indentation.
XML Validator
Validate XML documents for well-formedness and unclosed tags.
YAML Validator
Validate YAML syntax, detect forbidden tabs, and check indentation.
Base64 Encoder
Encode text or UTF-8 strings into standard or URL-safe Base64.
Base64 Decoder
Decode Base64 strings back to clean readable UTF-8 text.
URL Encoder
Percent-encode special characters in URLs and query strings.
URL Decoder
Decode percent-encoded query parameters and URLs back to text.
HTML Formatter
Beautify and indent HTML markup with standard nesting rules.
HTML Minifier
Minify HTML by stripping comments, spaces, and line breaks.
CSS Formatter
Pretty-print CSS styles with clean braces, selectors, and spacing.
CSS Minifier
Compress CSS stylesheets, strip comments, and remove whitespace.
JavaScript Formatter
Pretty-print JavaScript and TypeScript code with clean block structure.
UUID Generator
Generate random, cryptographically secure v4 UUIDs in bulk.
Hash Generator
Generate SHA-256, SHA-512, MD5, SHA-1, and SHA-384 hashes.
Unix Timestamp Converter
Convert Unix timestamps (seconds & milliseconds) to ISO-8601 and UTC dates.
Regex Tester
Test regular expressions with flags, match highlighting, and group captures.
Color Converter
Convert HEX, RGB, HSL, and CMYK color spaces with luminance calculation.
JWT Decoder
Decode JWT header and payload claims client-side without transmitting secrets.
QR Code Generator
Generate clean SVG and PNG QR codes for URLs, text, Wi-Fi, and contacts.