[CharMod] Character Model for the World Wide Web 1.0: Fundamentals
[CLDR] Common Locale Data Repository
[DCore] Derived Core Properties
[Display] Display Problems?
[FAQSec] Unicode FAQ on Security Issues
[Glossary] Unicode Glossary
[ICANN] Guidelines for the Implementation of Internationalized Domain Names
[ICU] International Components for Unicode
[Feedback] Reporting Errors and Requesting Information Online
[Reports] Unicode Technical Reports
[RFC1034] P. Mockapetris. "DOMAIN NAMES - CONCEPTS AND FACILITIES", RFC 1034, November 1987.
[RFC1035] P. Mockapetris. "DOMAIN NAMES - IMPLEMENTATION AND SPECIFICATION", RFC 1034, November 1987.
[RFC1535] E. Gavron. "A Security Problem and Proposed Correction With Widely Deployed DNS Software", RFC 1535, October 1993
[RFC3454] P. Hoffman, M. Blanchet. "Preparation of Internationalized Strings ("stringprep")", RFC 3454, December 2002.
[RFC3490] Faltstrom, P., Hoffman, P. and A. Costello, "Internationalizing Domain Names in Applications (IDNA)", RFC 3490, March 2003.
[RFC3491] Hoffman, P. and M. Blanchet, "Nameprep: A Stringprep Profile for Internationalized Domain Names (IDN)", RFC 3491, March 2003.
[RFC3492] Costello, A., "Punycode: A Bootstring encoding of Unicode for Internationalized Domain Names in Applications (IDNA)", RFC 3492, March 2003.
[RFC3743] Konishi, K., Huang, K., Qian, H. and Y. Ko, "Joint Engineering Team (JET) Guidelines for Internationalized Domain Names (IDN) Registration and Administration for Chinese, Japanese, and Korean", RFC 3743, April 2004.
[RFC3986] T. Berners-Lee, R. Fielding, L. Masinter. "Uniform Resource Identifier (URI): Generic Syntax", RFC 3986, January 2005.
[RFC3987] M. Duerst, M. Suignard. "Internationalized Resource Identifiers (IRIs)", RFC 3987, January 2005.
[UCD] Unicode Character Database.
For an overview of the Unicode Character Database and a list of its associated files.
[UCDFormat] UCD File Format
[UAX9] UAX #9: The Bidirectional Algorithm
[UAX14] UAX #14: Line Breaking Properties

UAX #15: Unicode Normalization Forms

[UAX24] UAX #24: Script Names
[UAX29] UAX #29: Script Boundaries
[UAX31] UAX #31: Identifier and Pattern Syntax
[UAX34] UAX #34: Named Character Sequences
[UTR36] UTR #36: Unicode Security Considerations
[UCAChart] Collation Chart
[UTS10] UTS #10: Unicode Collation Algorithm
[UTS18] UTS #18: Unicode Regular Expressions
[UTS22] UTS #22: Character Mapping Markup Language (CharMapML)
[UTS35] UTS #35: Locale Data Markup Language (LDML)
[UTS39] UTS #39: Unicode Security Mechanisms
[U4.1.0] The Unicode Standard, Version 4.1.0
[Unicode] About the Unicode Standard
[Versions] Versions of the Unicode Standard