Getting started

Collect materials

At least 2 iOS devicesOpenCap supports all iPhones, iPads, and iPods released in 2018 or later.
Tripods and phone holders
These tripods and phone holders worked great for us.
Printed checkerboard mounted to a flat surface
This checkerboard worked great for us. It is important to mount the checkerboard to a flat surface (e.g., plexiglass sheet) and not to cover it with a reflective surface (e.g., don't laminate it).

Install app

Install the OpenCap app by scanning this QR code or by using this link

Collect data

Step 01
Check out our best practices and tutorial videos before collecting data.
Step 02
Go to OpenCap's web app and login on a laptop or tablet. Follow instructions on web app.
Kinematics are automatically computed in the cloud now.
Utilities for computing musculoskeletal forces will be coming soon.
Start recording
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Contact
OpenCap is developed at Stanford University in the Neuromuscular Biomechanics Laboratory under the supervision of Prof. Scott Delp. The project is supported by the Wu Tsai Human Performance Alliance at Stanford University, the Mobilize Center, a Biomedical Technology Resource Center funded by the National Institutes of Health under Grand P41EB027060, and the Restore Center, a Medical Rehabilitation Research Resource Center funded by the National Institutes of Health through Grant P2CHD10191301.
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