Conformance

Unicode specifications

1. ​Unicode 6.0.0
2. ​Unicode Standard Annex #15 Unicode Normalization Forms
3. ​Unicode Standard Annex #29 Unicode Text Segmentation
4. ​Unicode Standard Annex #31 Unicode Identifier and Pattern Syntax
5. ​Unicode Standard Annex #44 Unicode Character Database
6. ​Unicode Technical Standard #10 Unicode Collation Algorithm
7. ​Unicode Technical Standard #18 Unicode Regular Expressions
8. ​Unicode Technical Report #23 The Unicode CHARACTER Property Model

XML

1. ​Extensible Markup Language (XML) 1.0 (Fifth Edition)
2. ​Extensible Markup Language (XML) 1.1 (Second Edition)
3. ​Namespaces in XML 1.0 (Third Edition)
4. ​Namespaces in XML 1.1 (Second Edition)
5. ​XML Base (Second Edition)
6. ​Extensible Markup Language (XML) Conformance Test Suites

FastCGI

1. ​FastCGI Specification

INI files

1. ​INI File Format

Windows

1. ​Code Page Identifiers
2. ​Code Pages Supported by Windows
   1. ​Windows 1250 (Central Europe)
   2. ​Windows 1251 (Cyrillic)
   3. ​Windows 1252 (Latin I)
   4. ​Windows 1253 (Greek)
   5. ​Windows 1254 (Turkish)
   6. ​Windows 1255 (Hebrew)
   7. ​Windows 1256 (Arabic)
   8. ​Windows 1257 (Baltic)
   9. ​Windows 1258 (Vietnam)
   10. ​Windows 874 (Thai)

Others

1. ​XDG Base Directory Specification

Not supported, but interesting

1. ​reStructuredText Markup Specification