1. UmekitUMEKit - A port of UIKit for Mac OS X desktop
3. TdtemplateengineA multi-pass, streaming template engine implemented in Cocoa, for use in Cocoa.
4. XmlmateXML Validation/XPath Visualization plug-in for TextMate (validation via DTD/XSD/RNG/Schematron)
5. ParsekitObjective-C Tokenizer and Parser Generator. Supports Grammars.
6. Pegkit'Parsing Expression Grammar' toolkit for Cocoa/Objective-C
7. panthroAn implementation of XPath 3.0 in Objective-C/Cocoa