# Format & validate JSON
# Test regex in realtime
# Compare texts side-by-side
# Encode / decode Base64
# Decode & verify JWT tokens
# Generate UUID v1 / v4 / v7
# MD5 / SHA-256 / SHA-512 & HMAC
# YAML ↔ JSON converter
# URL encode / decode & query parser
# Unix timestamp ↔ datetime & timezone
# Format, beautify & minify SQL queries
# HEX / RGB / HSL / OKLCH converter
# Parse, validate & generate cron expressions
# GFM editor with live preview & TOC
# JSON ↔ CSV converter with flatten & download