Generate GUID

Updated: Dec 21, 2017

This tool generates Version 4 (RFC 4122) compliant UUIDs.


GUID Converter

Convert GUID to/from Hex, Int, Base64 and standard format

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Background Information

A GUID or (UUID) is a universally unique identifier which is a 128-bit number or (16 byte long).

They are used for generating globally unique IDs that are guaranteed to be unique without using a central repository (like a database) to generate them. Typical uses are in various project files (like .csproj or .aip). Read more at wikipedia.

Settings Explained

  • Format

    The output format of the GUID. The available options are:-









  • Uppercase

    Select to generate the output in uppercase.

    Uppercase On


    Uppercase Off


How to generate UUIDs in various languages

    • Language: Java
    • UUID Function: java.util.UUID.randomUUID()
    • Documentation: Documentation
    • Example: Example
    • Language: JavaScript
    • UUID Function: uuidv4()
    • Documentation:
    • Example: Example

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Aug 30, 2017
Tool Launched