UUID generator
Generate random UUID v4, time-ordered UUID v7 or ULID identifiers, one or a thousand at a time, with your browser’s secure random generator.
Runs in your browser. Your files are never uploaded or stored.
Something not working, or missing an option?
How to use UUID generator
- Choose the type and how many.
- Select Generate.
- Copy them or download a .txt file.
Questions
v4, v7 or ULID?
v4 is fully random. v7 and ULID start with the time, so they sort in creation order, which databases like.
Are my files uploaded?
No. The tool runs inside your browser, and the page is blocked from sending data anywhere. You can check by turning off your internet connection: it keeps working.
Open-source parts
This tool uses only features built into your browser: no third-party code.