Compact secure IDs
Nano ID uses cryptographic randomness and a URL-friendly alphabet by default. The standard 21-character size is suitable for many application identifiers.
Nano ID Generator
Generate compact secure IDs with a configurable length and alphabet directly in your browser.
Nano ID generator
Create compact, cryptographically secure identifiers.
Every character must be unique.
Custom alphabets
Restrict output to characters your system accepts, but remember that shorter alphabets or IDs reduce the number of possible values.