1. Data Mining Tools
some examples

2. Data Mining Tools Free software Free software (paid services)
Weka R
Python
Cortana
Free software (paid services)
KNIME
RapidMiner
Commercial software
SAS Enterprise Miner
SPSS Modeler (IBM)

3. R Programming Language
Command-line interface oriented
Machine learning packages
rWeka
caret (classification and regression training)
Several graphical user interfaces
RStudio
Interactive analysis over the web
Shiny (by RStudio)

4. Python Programming Language
Scikit-learn (Machine Learning in Python)
sklearn
built on NumPy, SciPy, and matplotlib
open source
Pandas
"panel data”
econometrics
Mlpy
TensorFlow

5. KNIME Konstanz Information Miner Academic  Commercial
Large, many plug-ins (Weka algorithms, Cortana)

6. RapidMiner Academic  Commercial
Large, many plug-ins (Weka algorithms)

7. RapidMiner
Fancy visualisations

8. Popularity
source: kdnuggets.com

9. Commercial vs. free tools
source: kdnuggets.com