Unicode Technical Reports

For more information see About Unicode Technical Reports and the Specifications FAQ. 

Standard Annexes
UAX	9	Unicode Bidirectional Algorithm
UAX	11	East Asian Width
UAX	14	Unicode Line Breaking Algorithm
UAX	15	Unicode Normalization Forms
UAX	24	Unicode Script Property
UAX	29	Unicode Text Segmentation
UAX	31	Unicode Identifier and Pattern Syntax
UAX	34	Unicode Named Character Sequences
UAX	38	Unicode Han Database (Unihan)
UAX	41	Common References for Unicode Standard Annexes
UAX	42	Unicode Character Database in XML
UAX	44	Unicode Character Database
Technical Standards
UTS	6	A Standard Compression Scheme for Unicode
UTS	10	Unicode Collation Algorithm
UTS	18	Unicode Regular Expressions See also Proposed Update
UTS	22	Character Mapping Markup Language
UTS	35	Unicode Locale Data Markup Language (LDML)
UTS	37	Ideographic Variation Database
UTS	39	Unicode Security Mechanisms
Technical Reports
UTR	16	UTF-EBCDIC
UTR	17	Character Encoding Model
UTR	20	Unicode in XML and other Markup Languages
UTR	23	The Unicode Character Property Model
UTR	25	Unicode Support for Mathematics See also Proposed Update
UTR	26	Compatibility Encoding Scheme for UTF-16: 8-Bit (CESU-8)
UTR	30	Unicode Character Foldings Status: Draft
UTR	33	Unicode Conformance Model
UTR	36	Unicode Security Considerations
UTR	45	U-Source Ideographs Status: Draft
Old Versions of Unicode
UTR	4	The Unicode Standard, Version 1.1
UTR	8	The Unicode Standard, Version 2.1
UAX	27	Unicode 3.1
UAX	28	Unicode 3.2
Superseded or Withdrawn
UTR	1	Proposals for Burmese (Myanmar), Khmer, and Ethiopian
UTR	2	Proposals for Sinhala, Mongolian, and Tibetan
UTR	3	Proposals for Less Common Scripts
UTR	5	Handling Non-Spacing Marks
UTR	7	Plane 14 Characters for Language Tags
UTR	12	Support for Interlinear Annotations Status: Withdrawn
UAX	13	Unicode Newline Guidelines
UAX	19	UTF-32
UAX	21	Case Mappings
UTR	32	Assessing Unicode Support Status: Withdrawn
UTS	40	BOCU-1: MIME-Compatible Unicode Compression Status: Withdrawn

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