An open platform for science on Amazon Mechanical Turk.
Interested in psiTurk? Try out this quick start guide to running a simple experiment online! It steps you from installing to paying participants and should work for most people using updated versions of Linux or Mac OS X. The complete set of docs is available here.
This guide uses a simple example experiment provided in the defaul psiTurk installation, but can be used to run any psiTurk experiment.