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UUID Generator

Generate cryptographically random UUID v4 strings in your browser. Batch up to 1000, choose uppercase or compact form, copy or download as a file.

All processing happens locally in your browser. Files are never uploaded.

Introduction

UUID Generator creates RFC 4122 version 4 universally unique identifiers using the browser's cryptographically secure random source. Generate a single ID or up to 1000 at once, pick uppercase or compact (hyphen-free) output, then copy one row or the whole list to the clipboard, or download it as a text file.

Features

  • Cryptographically secure UUID v4
  • Batch generation up to 1000
  • Toggle uppercase output
  • Toggle hyphens for compact form
  • Copy one or all, download as .txt

How to use

  1. 1Choose how many UUIDs to generate (1 to 1000).
  2. 2Toggle uppercase and hyphens as needed.
  3. 3Click Generate.
  4. 4Copy a single row or use Copy all, or download the list.

Frequently asked questions

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