Online UUID Generator
Generate UUIDs instantly with our powerful online tool. Perfect for developers needing unique identifiers. Choose from multiple UUID versions for your specific use case.
Bulk UUID Generation
Enter the number of UUIDs to generate and download them as a text file. Ideal for batch processing and data management tasks.
Explore UUID Versions
About UUIDs
What are UUIDs?
Universally Unique Identifiers (UUIDs) are 128-bit identifiers that provide a standardized way to generate unique IDs. They are widely used in software development for creating distinct identifiers without centralized coordination.
Available UUID Versions
Version 1Time-based UUIDs using computer clock
Version 3Name-based UUIDs using MD5 hashing
Version 4Random UUIDs for general use
Version 5Name-based UUIDs using SHA-1
Version 7Time-ordered UUIDs for modern systems
Common Use Cases
- Database Keys:Generate unique primary keys for database records
- Distributed Systems:Create unique identifiers across multiple systems
- Session Management:Track user sessions and application states
- File Names:Generate unique names for uploaded files