🆔
UUID生成器
生成唯一的UUID
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ℹ️ 关于 Uuid Generator
Generate UUIDs (Universally Unique Identifiers). Create v4 random UUIDs or other versions. Essential for database IDs and distributed systems.
💡 使用场景
Creating unique database IDs
Generating session tokens
Distributed system identifiers
Unique file naming
API request tracking
📋 使用方法
1
Select UUID version
2
Click Generate
3
Copy the UUID
4
Generate multiple if needed
💎 Pro Tips
- UUID v4 is random and most common
- v1 includes timestamp (less private)
- Collision probability is astronomically low
❓ Frequently Asked Questions
A 128-bit identifier that's unique across all systems without coordination.
Practically yes. Random v4 UUIDs have 2^122 possibilities.
Same thing - GUID is Microsoft's name for UUID.