UUID Generator
Generate Universally Unique Identifiers (UUIDs) for your applications and projects
Click Generate to create UUIDs
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Generated UUIDs
How to Use the UUID Generator
- Select the UUID version you need (v4 for random, v1 for time-based, v5 for name-based)
- Choose how many UUIDs you want to generate (1-100)
- For v5 UUIDs, enter a namespace and name
- Click Generate to create your UUIDs
- Use the copy button to copy any UUID to your clipboard
The UUID generator creates cryptographically strong unique identifiers that are suitable for various applications.
Frequently Asked Questions
A UUID (Universally Unique Identifier) is a 128-bit identifier that is designed to be unique across space and time. UUIDs are commonly used in software development to identify information without requiring a central registration authority.
- UUID v1: Time-based UUID that uses the current timestamp and node identifier.
- UUID v4: Randomly generated UUID using cryptographically strong random values.
- UUID v5: Name-based UUID that uses SHA-1 hashing of a namespace identifier and name.
- Database primary keys
- Session identifiers
- API keys
- Transaction IDs
- File identifiers
- Message IDs