OpenSesame is a program to create experiments for psychology, neuroscience, and experimental economics. The latest stable version is 3.3.12 Lentiform Loewenfeld, released on May 24, 2022 (release notes).
- A user-friendly interface — a modern, professional, and easy-to-use graphical interface
- Online experiments — run your experiment in a browser with OSWeb
- Python — add the power of Python to your experiment
- Use your devices — use your eye tracker, button box, EEG equipment, and more.
- Free — released under the GPL3
- Crossplatform — Windows, Mac OS, and Linux
Mathôt, S., Schreij, D., & Theeuwes, J. (2012). OpenSesame: An open-source, graphical experiment builder for the social sciences. Behavior Research Methods, 44(2), 314-324. doi:10.3758/s13428-011-0168-7
Mathôt, S., & March, J. (in press). Conducting linguistic experiments online with OpenSesame and OSWeb. Language Learning.
Related preprint (not identical to published manuscript)