UUID Generator

Free online UUID generator for deterministic UUID-like values from custom input seeds.

  • Runs locally in your browser
  • No data uploaded
  • Instant processing
Waiting for input

How to Use UUID Generator

  1. Enter one seed value per line.
  2. The tool generates deterministic UUID-like values from each seed.
  3. Copy generated IDs for testing or stable fixtures.

Example Usage

Input

user-1
user-2

Output

(deterministic UUID-like value per line)

Frequently Asked Questions

Are these UUIDs random?
No. They are deterministic from seed input to keep the transformer pure.
Why deterministic UUID generation?
It ensures repeatable output for same input and consistent testing data.
Can I generate multiple IDs at once?
Yes. Provide multiple non-empty lines as seeds.