Excel:
Search/sort/manage list data
Simple conditional formatting
Formula-driven conditional formatting
Access: almost everything you could need to begin can be found here
MATLAB:
Mathworks
More tutorials from UMich
Psychtoolbox and beginners tutorials
Matlab/Psychtoolbox for beginners from Rutgers
Python:
Free intro programming book
PsychoPy
R & R-Studio:
Free Software which teaches you R in R