Generate unique identifiers (v1-v5) with bulk generation support. Validate UUID format and version instantly. Perfect for database keys and API identifiers.
Generate UUID
Generate a cryptographically secure UUID v4
UUID v4 uses cryptographically secure random generation
Bulk UUID Generation
Generate multiple UUIDs at once (up to 100)
UUID Validator
Validate UUID format and check version
UUID Information
• UUID v1: Timestamp-based, includes MAC address (predictable but unique)
• UUID v4: Random generation (most common, cryptographically secure)
• UUID v5: SHA-1 hashing with namespace (deterministic based on input)
• All UUIDs are 128-bit identifiers guaranteed to be universally unique
• Perfect for database primary keys, distributed systems, and API identifiers
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