KoguNavi

UUID Generator

Create random UUID v4 identifiers for fixtures, examples, local development, and notes.

Developer tools

What it helps with

  • Create sample IDs
  • Fill test fixtures
  • Prepare documentation examples

How to use

  1. Choose how many UUIDs to generate.
  2. Optionally select uppercase or hyphenless output.
  3. Generate the IDs and copy the list when ready.

Examples

Three UUIDs

Input

count=3

Output

6f1ed002-ab2e-4c12-8f92-0fd3aaf0f6b4
2b77f4bc-ec58-42af-a8d0-c3a5e7a3c0bb
f77fd476-9f33-4546-8cec-70fd8f5a82bd

Hyphenless uppercase

Input

count=2 uppercase=true hyphenless=true

Output

6F1ED002AB2E4C128F920FD3AAF0F6B4
2B77F4BCEC5842AFA8D0C3A5E7A3C0BB

Good to know

  • UUIDs are random identifiers, not passwords or secrets.
  • UUIDs are not sequential.
  • UUIDs do not provide a database collision guarantee by themselves.

FAQ

Are these UUIDs generated locally?
Yes. UUID generation uses browser capabilities and does not require a server request.
Are UUIDs passwords or secrets?
No. UUIDs are identifiers, not passwords, tokens, or cryptographic secrets.
Can I generate more than one UUID?
Yes. The tool supports small batches so you can copy several IDs at once.

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