PsychoPy

PsychoPy is a powerful, open-source Python library designed specifically for creating and running experiments in psychophysics, neuroscience, and experimental psychology. It provides a complete, user-friendly environment where researchers can design everything from simple reaction-time tasks to complex multi-stimulus paradigms. With its intuitive Builder interface for point-and-click experiment creation and its flexible Coder view for full Python scripting, PsychoPy caters to both novice and advanced users. It supports precise stimulus presentation, accurate response collection, and seamless integration with lab hardware like eye trackers and response boxes. Built on robust, cross-platform foundations, it ensures your experiments run consistently, making it the trusted choice for reproducible research worldwide.