PsychoPy® is a free cross-platform package allowing you to run a wide range of experiments in the behavioral sciences (neuroscience, psychology, psychophysics, linguistics...)
This is a community project. Users have all the source code. Users are the developers. Users support each other.
Alongside open-source, we're strong supporters of Open Science, and we'll try to encourage and facilitate that wherever we can!
Universities all over the world are using PsychoPy® for teaching students about experiments
Hardware accelerated graphics, best-in class timing, and calibration tools built in
Want to run your study on the web, so users can access it anywhere?
PsychoPy® added the facility to run studies online using a high-performance, hardware-accelerated, port of the PsychoPy Python library.
Did you notice that everyone's sharing these days?