Generate random v4 UUIDs (GUIDs) online — one or many at once, generated in your browser.
Generate cryptographically random version-4 UUIDs (also called GUIDs). Set how many you need and regenerate as often as you like; everything happens locally with the browser's secure RNG.
A 128-bit identifier with 122 random bits, written as 36 characters. Collisions are effectively impossible, so they are ideal as database keys and request IDs.
They are unique, not secret. Use the token generator if you need an unguessable secret.