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™ ).
The Python for Neuroscience workshop (bootcamp) will be running again 21-23rd April 2015 (sorry, it’s a beginners stream only this year). Book your place now at Python for Neuroscience workshop bookings
Latest version: 1.81.03 was released December 2014, with improved cross-version compatibility (including the ability for scripts to specify the version of the lib they should run on) and additional hardware support
See complete Changelog for complete list of additions and fixes