๐UUID Generator
A UUID (Universally Unique Identifier) is a 128-bit identifier that is globally unique. Also known as GUID (Globally Unique Identifier), UUIDs are used whenever a collision-free unique value is needed โ database primary keys, distributed system object identification, session IDs, filenames, and more. UUID v4 is generated using cryptographically secure random numbers, with a collision probability so low (1 in 2^122) that it's practically unique. This tool generates multiple UUID v4 values at once in various formats.
How to Use
- 1Set Count
Specify how many UUIDs you want to generate at once. You can generate from 1 to many in bulk.
- 2Choose Format
Select your preferred format: standard (lowercase with hyphens), uppercase, no dashes, or braced.
- 3Generate & Copy
Click 'Generate' to create UUIDs. Copy individual values or use 'Copy All' for batch copying.
Tips
- ๐กUses the Crypto API for cryptographically secure UUID generation.
- ๐กUsing UUIDs as database primary keys enables unique ID generation without server synchronization โ ideal for distributed systems.
- ๐กThe no-dash format is convenient for use in URLs or filenames.
- ๐กThe braced format is commonly used in Microsoft technology stacks (C#, .NET).