UUID / NanoID Generator
Generate batches of RFC 4122 UUIDs and collision-resistant NanoIDs.
How to Use This Tool
- 1
Enter the number of IDs you need (default 5).
- 2
Optionally append a comma and NanoID length, e.g., `10, 18`.
- 3
Click Convert to generate the batch and copy the JSON output.
Features
Supports up to 50 IDs per batch
Custom NanoID lengths between 6 and 36 characters
Secure randomness using the Web Crypto API
Common Use Cases
- •
Seeding databases or fixtures
- •
Creating invite codes or session tokens
- •
Testing systems that require unique identifiers
About This Tool
Need quick unique identifiers for testing, seed data, or prototypes? Generate UUIDs alongside NanoIDs with customizable lengths—all processed locally with crypto-grade randomness.
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