Developer Utilities
Formatters, encoders, parsers, and developer productivity tools.
JSON Formatter & Validator
Beautify, validate, minify, and inspect JSON payloads entirely in your browser.
Base64 Encoder & Decoder
Encode plain text to Base64 or decode Base64 strings to UTF-8 text in real time.
UUID / GUID Generator
Generate cryptographically secure RFC 4122 Version 4 UUIDs in bulk.
URL Encoder & Decoder
Encode and decode URI components and query strings compliant with RFC 3986.
Cryptographic Hash Generator
Generate SHA-256, SHA-384, and SHA-512 hashes using native Web Crypto.
Color Converter
Convert colors between HEX, RGB, HSL, and OKLCH with live preview.
Color Palette Generator
Generate harmonious color palettes using classic color theory rules.
YAML to JSON Converter
Convert YAML configuration documents into formatted JSON syntax.
JSON to YAML Converter
Convert JSON data structures into clean YAML documents.
SQL Query Formatter
Format and beautify SQL queries with standard indentation and uppercase keywords.