Developer documentation
Format, encode, test, hash, convert, and inspect data for development workflows.
JSON Formatter
Validate, format, minify, copy, and download JSON with a quick browser-based parser.
Base64
Encode and decode UTF-8 text directly in your browser.
Hash Generator
Create SHA-256, SHA-384, or SHA-512 hashes locally in your browser.
Number Base Converter
Convert non-negative integers between binary, decimal, and hexadecimal.
JWT Decoder
Decode readable JWT headers and payloads locally without verifying signatures.
URL Encoder
Encode or decode URL strings and query parameter content securely in-browser.
UUID Generator
Generate version 4 UUID strings using cryptographically secure randomness.
Timestamp Converter
Convert between Unix timestamps and human-readable dates in seconds or milliseconds.
Regex Tester
Test regular expressions against sample text to validate search and parse logic quickly.