CoSync Toolkit: Browser Tasks and Study Logging for Dyadic Collaboration Research — Anonymous Review Edition

It provides six task paradigms through seven browser variants: Asymmetric Communication with symbol and emoji variants, Joint Music, Mirror Game, Collaborative Navigation, Collaborative Story Writing, and Collaborative Tangram. The study uses role reversals in Mirror Game and Asymmetric Communication and Free and Collaborative Music conditions.</p><p><br></p><p dir="ltr">The software package includes task frontends and Python backends, a task launcher, a manual Study Logger, shared backend utilities, setup scripts, Docker configuration, operating documentation, and software tests.

A separate EEG receiver is included for compatible Lab Streaming Layer streams. The Study Logger supports pseudonymous dyad identifiers, manually started and stopped condition timing, and JSON and CSV exports. Individual task applications provide their own task-record exports.</p><p><br></p><p dir="ltr">For local execution, extract the archive, open a terminal in CoSync_Toolkit, run “docker compose up --build”, and open localhost:3000.