gretl - homepage of gretl, the Gnu Regression, Econometrics and Time-series Library
SimilarWeb - SimilarWeb.com is a website analysis tool that gives you analytics information for any website.
SAFE TOOLBOXES - SAFE TOOLBOXES is an Excel add-in that enhances Excel capabilities to perform simulations...
Site Rank Data - View historical rank information of websites via time series charts.
LIMDEP - LIMDEP is an econometric and statistical analysis software that is used by researchers, students, and professionals from all over the world.
Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.