Normally, OpenBMI toolbox consist of three step (preprocessing, feature extraction, classification)
You can choose preprocessing or feature extraction method in our toolbox.
You can be easily made motor imagery paradigm by Makeparadigm_P300 function.
Setting the time stimuli, time interval, resting time, number of trial, number of class and so on.
(This function is psychtoolbox based function. You can download the psychtoolbox site )
P300 paradigm demo video.