Системы визуализации

Data Mining & Visualisation

http://orange.biolab.si/
http://www.knime.org/

Visualisation

http://www.visualcomplexity.com/vc/

Gephi, an open source graph visualization and manipulation software

Visual Duplicate Code Detector, статья
http://colorbrewer2.org/

Oracle Performance

http://method-r.com/