Yasai - YASAI is an open-source Monte Carlo simulation add-in for Microsoft Excel
gretl - homepage of gretl, the Gnu Regression, Econometrics and Time-series Library
@RISK - @RISK is the world's most widely used risk analysis tool.
Mplus - Mplus is a statistical modeling program used by social scientists, health researchers, market researchers, and educators.
MC FLO - MC FLO is a add-in which make it easier to make decisions using the Monte-Carlo simulation approach.
EViews - EViews (Econometric Views) is a statistical package for Windows, used mainly for time-series...