ISO 21636-1:2024

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ISO 21636-1:2024 is a standard that provides a framework for identifying and describing language varieties. It applies to all human languages and sign languages. 

The ISO 21636 series provides a framework for the identification and description of varieties of all individual human languages (see ISO 639). It is applicable to sign languages. It does not apply to: — artificial means of communication with or between machines (such as programming languages);