UUID/GUID Generator
Generate random UUIDs (Universally Unique Identifiers) v4
UUID Configuration
Customize UUID generation options
Generate 1-1000 UUIDs at once
12345678-1234-4567-8901-234567890abc
About UUIDs
Version 4: Generated using random or pseudo-random numbers
Format: 32 hexadecimal characters in 5 groups (8-4-4-4-12)
Uniqueness: Probability of collision is negligible (1 in 2^122)
Cryptographically Secure: Uses crypto.randomUUID() when available
Common Use Cases
Database Primary Keys: Unique identifiers for database records
API Request IDs: Track requests across distributed systems
Session IDs: Unique session identifiers for user sessions
File Names: Generate unique file names to avoid conflicts
Message IDs: Unique identifiers for messages in queues