ROC

XSLT 2.0
http://www.xfront.com/rescuing-xslt.html
http://www.cafeconleche.org/books/bible3/chapters/ch15.html
http://www.w3.org/2005/08/online_xslt

RuleML
http://ruleml.org/

RuleML 1.0 Normalization
http://ruleml.org/1.0/xslt/normalizer/100_normalizer.xslt

RuleML Official Normalizer:
http://v37s3b4h7dn47s37hg1br4h7rs7n3du7s8nu.unbf.ca/~lbidlak1/

Oxygen Editor:
http://www.oxygenxml.com/