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title: CLDR Specifications

CLDR Specifications

• UTS #35: Unicode Locale Data Markup Language (LDML) is the specification of the XML format used for CLDR data, including the interpretation of the CLDR data.
• Definitions - common definitions used in CLDR
• Unicode Locale Extension (‘u’) for BCP 47 - an overview of the -u- extension
• CLDR Survey Tool - how to use the Survey Tool
• Coverage Levels - Detailed descriptions of the data required for a language to be considered supported at a specific level
• Unicode Transliteration Guidelines - how to design and use Unicode transliterators
• Picking the Right Language Identifier - how to pick the right language code
• Collation Guidelines - how to construct collation rules
• JSON Bindings for CLDR Data