Developer Tools
UUID Generator
Generate one or up to 1000 cryptographically random UUIDs (v4) instantly, with optional uppercase and no-hyphen formatting.
How to use it
- Choose how many UUIDs to generate (up to 1000 at once).
- Optionally toggle uppercase and whether to include hyphens.
- Copy the generated UUID(s).
About this tool
Generate one or many cryptographically random UUIDs (version 4), with optional uppercase and no-hyphens formatting.
Frequently asked questions
- How random are these UUIDs?
- They're generated with Node's cryptographically secure random UUID generator (RFC 4122 version 4) - suitable for use as unique identifiers, not just for display.
- Can I generate more than one at a time?
- Yes, up to 1000 UUIDs per request.