UUID Generator
Generate random UUID v4 values instantly. Bulk generate up to 25 at a time with format options. Everything runs in your browser — no data is sent to any server.
Cryptographically Secure
Uses crypto.randomUUID when available for truly random, RFC 4122 compliant UUIDs.
100% Private
All UUIDs are generated locally in your browser. No data is sent to any server.
Flexible Output
Choose lowercase, uppercase, or no-dash format. Bulk generate 1, 5, 10, or 25 UUIDs at once.
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