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UUID Generator

Generate random UUID v4 identifiers instantly.

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What Is UUID Generator?

The UUID Generator creates universally unique identifiers in versions 4 and 5 that are guaranteed to be unique across databases, APIs, and distributed systems. It is essential for developers building scalable applications.

Who Uses the UUID Generator?

Software engineers, database architects, and API designers use UUIDs for primary keys, session tokens, and record identifiers that never collide.

How to Use the UUID Generator

  1. Select the UUID version — v4 (random) or v5 (namespace-based).
  2. For v5, enter the namespace and name values.
  3. Click generate and copy the UUID for use in your code or database.

Why Choose Our UUID Generator?

  • Generates v4 and v5 UUIDs on demand
  • Bulk generation for seeding databases
  • Standard format compatible with all programming languages

Try the UUID Generator above — it is free, fast, and works on any device. Bookmark this page to return whenever you need it.