Generate strong passwords, create hashes, encode and decode data, and build QR codes. All security tools run entirely in your browser — no data is transmitted or stored on any server.
Encode and decode Base64 strings locally.
Generate SHA-256 and MD5 hashes from text.
Encode and decode HTML entities.
Convert an image into a Base64 data URI.
Remove image metadata by re-encoding.
Generate signed HS256 JWTs locally.
Decode JWT header and payload claims.
Generate passwords and random strings.
Generate QR codes from text or URLs.
Parse, edit, and build query strings.
Redact sensitive patterns from text.
Encode or decode URLs and URL components.
Generate UUIDs locally in your browser.
Generate UUID batches with formatting options.
Batch processing for 100+ files at once. No ads. Export history. Priority support.
$4.99/mo — Join the waitlist
You're on the list! We'll notify you when Pro launches.