Format, validate, decode, generate
Format, validate, minify, and prettify JSON data instantly.
Decode and inspect JWT tokens — header, payload, signature, expiration.
Encode text or files to Base64 and decode back. UTF-8 safe.
Test regular expressions in real-time with match highlighting and groups.
Generate UUIDs and ULIDs — v4, v7, bulk mode, copy, download.
Convert Unix timestamps to human-readable dates and back.
Generate MD5, SHA-1, SHA-256, SHA-512 hashes for text and files.
Format and beautify SQL queries for PostgreSQL, MySQL, SQLite.
Build and test cron expressions with visual schedule previews.
Generate .gitignore files with 500+ templates for any tech stack.