PsychoPy is an open-source application to allow the presentation of stimuli and collection of data for a wide range of neuroscience, psychology and psychophysics experiments. It's a free, powerful alternative to Presentation |TM| or e-Prime |TM|, written in Python (a free alternative to Matlab |TM| ). .. raw:: html .. role:: red News ==================== **Latest version**: 1.83.04 was released Feb 2016. See the full :doc:`changelog` We've got a new Movie engine!! Rejoice! MovieStim3 (built on the `moviepy `_ package) seems more robust and doesn't require `avbin` or `vlc` to be installed separately. In fact, if you don't have the necessary libs it should go and fetch the right one for you! .. title:: Home Contents ==================== .. toctree:: :maxdepth: 1 About PsychoPy (features, screenshots etc.) * Documentation * api/api changelog resources/resources Please remember to :ref:`cite PsychoPy ` .. |TM| unicode:: U+2122 :ltrim: