Generate UUIDs - Create Unique Identifiers | Online Free DevTools by Hexmos

Generate Universally Unique Identifiers (UUIDs) with this command-line tool. Create UUID versions 1, 4, and 5, specify formats, and decode existing UUIDs. Free online tool, no registration required.

uuid

Generate and decode Universally Unique Identifiers (UUID). See also: uuidgen. More information: https://manned.org/uuid.

  • Generate a UUIDv1 (based on time and system’s hardware address, if present):

uuid

  • Generate a UUIDv4 (based on random data):

uuid -v {{4}}

  • Generate multiple UUIDv4 identifiers at once:

uuid -v {{4}} -n {{number_of_uuids}}

  • Generate a UUIDv4 and specify the output format:

uuid -v {{4}} -F {{BIN|STR|SIV}}

  • Generate a UUIDv4 and write the output to a file:

uuid -v {{4}} -o {{path/to/file}}

  • Generate a UUIDv5 (based on the supplied object name) with a specified namespace prefix:

uuid -v {{5}} ns:{{DNS|URL|OID|X500}} {{object_name}}

  • Decode a given UUID:

uuid -d {{uuid}}