UUID v5 Generator — SHA-1 Namespace UUID

Generate UUID v5 from namespace and name (SHA-1). Deterministic. RFC 4122.

UUID v5 Generator: Generate UUID v5 from namespace and name (SHA-1). Deterministic. RFC 4122. Useful for creating test fixtures, seed data, mock API responses, or documentation examples with correct formatting. Designed for sensitive data — no server round-trips, no storage, no third-party calls. Explore this and other UUID tools at HttpStatus.com.

Frequently Asked Questions

Are values from UUID v5 Generator unique each time?

Yes — each generation produces fresh values. Where applicable, cryptographic randomness ensures uniqueness.

Is my data saved after I close the tab?

No. Client-side tools don't persist input. Once you close or navigate away, your data is gone.

Can I bookmark this tool?

Yes — each tool has a stable URL. Bookmark it for quick access anytime.

Does this tool require an account?

No. All public tools work without an account. Accounts unlock saved history, workspaces, and team features.

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