Authored Code
Random Forest for Stata
A Stata wrapper for Python's Scikit random forest implementation, allowing people to call Random Forests directly from Stata.
Python 2.7 and scikit installation necessary.
Matrix t-test
(matrix_ttest.ado)
Helps run pair-wise t-test for all possible pairs of a group variable and reports difference between variables, the test, the p value, t statistic, and degrees of freedom.
Links to Code by Others
In case others find it useful