UUID
Bulk UUID Generator
Create batches of UUID v4 or v7 values, choose an output format, and copy or download the result without server processing.
Runs locally in your browser. Your input is not uploaded.
How this tool works
Bulk UUID generation is useful for seed data, import templates, QA scenarios, and offline test fixtures.
The output can be formatted for plain text, comma-separated values, or JSON arrays.
Examples
- Generate 100 UUID v4 values for test records.
- Export 500 UUID v7 values as one ID per line for a migration fixture.
Common use cases
Seed data
CSV imports
QA fixtures
FAQ
What is the maximum batch size?
The tool caps generation at 10,000 UUIDs to keep browser performance predictable.
Can I export JSON?
Yes. Choose JSON array output when you need generated IDs in a script or seed file.