uuid

Generate and decode Universally Unique Identifiers (UUID).

TLDR

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

$ uuid
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Generate a UUIDv4 (based on random data)

$ uuid -v [4]
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Generate multiple UUIDv4 identifiers at once

$ uuid -v [4] -n [number_of_uuids]
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Generate a UUIDv4 and specify the output format

$ uuid -v [4] -F [BIN|STR|SIV]
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Generate a UUIDv4 and write the output to a file

$ uuid -v [4] -o [path/to/file]
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Generate a UUIDv5 (based on the supplied object name) with a specified namespace prefix

$ uuid -v [5] ns:[DNS|URL|OID|X500] [object_name]
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Decode a given UUID

$ uuid -d [uuid]
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