UUID Generator
Generate random UUIDs (GUIDs). Version 4 random UUIDs or time-based identifiers.
Click "Generate" to create UUIDs
What is a UUID?
UUID (Universally Unique Identifier), also known as GUID (Globally Unique Identifier), is a 128-bit identifier that is unique across space and time.
UUID Versions
- Version 4: Random UUID, most commonly used
- Version 1: Time-based UUID with MAC address
Common Uses
- Database primary keys
- Session identifiers
- Transaction IDs
- Distributed system identifiers