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RapidMiner - RapidMiner is a software platform for data science teams that unites data prep, machine learning, and predictive model deployment.
Statista - The Statistics Portal for Market Data, Market Research and Market Studies
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JASP - JASP, a low fat alternative to SPSS, a delicious alternative to R.
WEKA - WEKA is a set of powerful data mining tools that run on Java.