Welcome to the OpenSesame documentation area! Here you can find everything you always wanted to know about your favorite experiment builder. Please don't hesitate to leave feedback and ask questions.

The latest version of OpenSesame is 0.26 "Earnest Einstein".

1. About OpenSesame
   
2. Getting started
   1. Getting OpenSesame
      
   2. Running from source
      
   3. Running with Python portable
   4. Development snapshots and pre-release packages
      
   5. Choosing and configuring a system
      
3. Usage
   
   1. Step-by-step tutorial [PDF]
      
   2. Video tutorials
      
   3. About sequences and loops
      
   4. Variables and conditional ("if") statements
      
   5. Collecting responses
      
   6. Giving feedback to participants
      
   7. Sound playback and timing
   8. Running experiments without the GUI (opensesamerun)
   9. OpenSesame scripts
      
4. Python inline code
1. About Python inline code
   
2. canvas functions
   
3. keyboard functions
   
4. mouse functions
   
5. sampler functions
   
6. synth functions
   
7. inline_script functions
   
8. experiment functions
   
9. Code snippets
   
5. Plug-ins
   1. About plug-ins
      
   2. Plug-in installation
      
   3. List of available plug-ins
      
   4. Plug-ins with specific installation instructions
      1. Questionnaire plug-ins (multiple choice, rating scale, etc.)
         
      2. Eyelink plug-ins (eye-tracking support)
         
      3. Media player plug-in (support for video playback)
         
      4. SR Box plug-in (support for the serial response button box)
         
6. Back-ends
1. About back-ends
   
2. Legacy (uses PyGame)
   
3. OpenGL (uses PyGame with PyOpenGL)
   
4. Psycho (uses PsychoPy)
   
7. Miscellaneous
   
1. Timing and synchronization to vertical refresh
   
2. Counterbalancing
   
3. Reading data files
   
4. Non-western alphabets
   
5. Using the serial/ parallel port
   
6. Sending triggers via the parallel port for EEG/ ERP studies
7. SMI eye tracker (libsmi.py)
   
8. Power and precision grip devices (UoP)
   
9. Fixing the icon theme under Linux
10. Teaching resources
    
8. Examples and templates
   
9. Screenshots
   
10. Contribute
    
11. Citation
    
12. Known issues (GitHub)
    
13. Support and feedback
    
14. Information for developers
1. How to contribute code
   
2. Coding style guidelines
   
3. Creating a plug-in
   
15. Article in Behavior Research Methods [open access via SpringerLink]
    
16. Forum