About this tool
Generate cryptographically random version-4 UUIDs using the browser's built-in crypto API — no server round-trip required. Choose how many you need (up to 50) and copy them all at once.
Examples
- 550e8400-e29b-41d4-a716-446655440000
UUID Generator
UUID Generator
Generate one or many random version-4 UUIDs.
Frequently asked questions
Version-4 UUIDs are generated from 122 random bits, making collisions astronomically unlikely for practical purposes.
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