Generate keys that never leave your browser.

UUIDs, GUIDs, strong passwords, and API keys, built with the Web Crypto API. Generate in bulk, then copy or export to CSV or JSON.

Start generatingStrong passwords

Sample output

  • UUID v49f1c2e7a-4b8d-4c1e-9a2f-7d6e5b4c3a21
  • UUID v7018f9b2c-1a3e-7c44-b9d0-2f6a8c4e1d05
  • GUID{B3D4E1A0-7C2F-4E55-9AB1-0C3D2E1F4A6B}
  • PasswordrT8$kQ2!vLm9@xZ4pN6w
  • API keysk_live_4Kp9XbN2mQ7rT1vL8wYz
UUID Generator

Versions 4 and 7, with structure breakdown and bulk export.

GUID Generator

Microsoft-style GUIDs with braces, casing, and registry formats.

Password Generator

Strong passwords with a live entropy and strength readout.

API Key Generator

Prefixed keys at fixed lengths, each with its entropy in bits.

Private by design

Every value is generated on your device. No network requests, no logging.

Cryptographically strong

Backed by crypto.getRandomValues with unbiased sampling throughout.

Copy or export

Grab one value, copy the batch, or download up to 100 as CSV or JSON.