C++, MATLAB
Make your visual vocabulary for bag-of-words representation. Needs OpenCV (tested only on OpenCV 2.1)
C++
Originally was designed to track faces, but can be used with any rectangular objects.
C++
An image representation used for expression recognition, proposed in BMVC'13 (see publications).
C++
Extracts visually salient patches automatically and uses them for loop closure.
Python (Django)
The source code of this web page
MATLAB
The entire stereo calibration code I used for my MSc thesis.
MATLAB
Some MATLAB scripts to crop (de-rotate faces etc.) in a few popular face databases
LaTeX
A template to use while responding to reviewers in peer-reviewed journals. You can enumerate comments and answers, and refer to other answers in the letter.