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™ or e-Prime™, written in Python (a free alternative to Matlab™ ).

News

Latest version: 1.76.00 was released Feb 2013. See complete Changelog

Video tutorial: You can now see a youtube PsychoPy tutorial showing you how to build a simple experiment in the Builder interface

Contents

• Overview and Features
• * Documentation *
• Reference Manual (API)
• Changelog
• Screenshots
• Resources (e.g. for teaching)

Citing PsychoPy

If you use this software, please cite one of the papers that describe it.

1. Peirce, JW (2007) PsychoPy - Psychophysics software in Python. J Neurosci Methods, 162(1-2):8-13
2. Peirce JW (2009) Generating stimuli for neuroscience using PsychoPy. Front. Neuroinform. 2:10. doi:10.3389/neuro.11.010.2008