Tools
lRuby
lLanguage similar to Perl or Python
lAlso mentions C, C++, C#, Java, SQL
lRexml
lXML parser library as are XMLParser, ruby-libxml
lAlso mentions SAX, DOM
lERb
lTool for templates as is ERuby
lAlso HTML::Mason, JSP, ASP, PHP
lRegular expressions
lpcre.h (Perl compatible regular expressions for C)
lVersion control
lPerforce with Perl binding
lCommand line
lCygwin
lOthers
lC pre-processor, M4 macros