XTG Data Modeller is a visual CASE tool for data structure modelling. Main features: Modeling using a GUI, attribute repository, reengineering via ODBC or from SQL script, user-defined datatypes (UDD), referential integrity, constraints, generation of SQL scripts, user-defined HTML reports, multidimensional modeling, IDEF1X methodology, export to PNG, BMP, EMF.

LITE VERSION: The ODBC connectivity and the reengineering features are disabled. The number of entities is limited to 50.