UUID Generator

Generate unique UUIDs (v4)

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What it does

The UUID Generator creates unique identifiers (v4) for software development, database records, and testing. UUIDs are the standard way to create unique IDs without central coordination.

How to use it

  1. Set the quantity of UUIDs you want to generate (1 to 50).
  2. Click 'Generate' to create random UUID v4 identifiers.
  3. View the generated UUIDs in standard format (e.g., 550e8400-e29b-41d4-a716-446655440000).
  4. Click any individual UUID to copy it, or copy the entire list.
  5. Paste directly into your code, database, or configuration files.

Key features

Why it helps

UUIDs are essential for databases, APIs, file naming, and distributed systems. This tool generates them instantly without installing developer tools or writing code — perfect for quick prototyping, testing, and configuration.

Frequently asked questions

What is a UUID?

A Universally Unique Identifier — a 128-bit number used to uniquely identify resources in software systems.

What version?

Generates UUID v4 (random) — the most commonly used version.

How many?

Generate 1-50 UUIDs at a time.

Are they unique?

UUID v4 has a collision probability of about 1 in 5.3 billion — effectively guaranteed unique.

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