An open spurce warning, info and exception library that allows user to save logs in xml and text format(currenlty only the exception) and sent them via e-maail contained in a xml file . The library is written in C# for dotnetframework 2 ok you can find a
...Supports the evaluation of rule-based (SWRL) ontology mappings to provide trust in a distributed multi-actor environment with heterogeneous independent information models materialized in OWL ontologies. See QualiPSo.org