UUID Generator
Generate UUID/GUID (Universally Unique Identifiers) instantly
Create version 1, version 4, or NIL UUIDs for your applications. All generation happens securely in your browser.
Generator Settings
Configure UUID generation options
Generated UUIDs
0 UUIDs generated
About UUIDs
What are UUIDs?
- UUID stands for Universally Unique Identifier
- 128-bit values that are unique across space and time
- Standardized by RFC 4122
- Also known as GUID (Globally Unique Identifier) in Microsoft systems