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Body Tracking (including eyes) - No contact

moving head, finger, or other body part moves pointer without physical contact
An small, black oblong device with a camera lens in the middle and a narrow base on the bottom.

Tracking systems that enable individuals who are severely paralyzed or suffer from RSI, ALS, muscular dystrophy, and other complex physical disabilities to operate their computer hands-free by using head or eye movements. 

 A tablet that is mounted on a stand with a wide but slim rectangular eye-tracking device attached to its bottom edge. A tiny green light is in the center of the device and has a USB cord that is plugged into the tablet. The screen shows two rows of icons with an orange background.

Eye pointing device and tablet that uses the Binocular system. 

A computer's screen that is labeled in the middle of the footer line as Home. It has the time in the top right, then a 5x2 grid of icons and a red button labeled "exit to Eyegaze" on the bottom left and a green button labeled "pause" on the bottom right. The icons are for accessing the features: chat, internet, computer, remote control, alarm, phone, text, email inbox, and a red arrow right.

Software for accessing environmental controls and computer functionality and AAC through the use of eye gazing or tracking. 

A young lady is sitting in an armchair wearing a headband-type device with an arm extending out from the ear toward the mouth. A small rectangular corded device with 2 green lights is next to her on the chair's arm.

A wearable personal communication device that gives a voice to locked-in patients by using audio feedback and eye gestures. It is a standalone portable device without the need for a screen.

Alternate devices Outrigger.

An alternative input device for controlling a computer, smartphone, or tablet. It provides a means to operate almost any application using the feet and can be customized to streamline interaction with a wide variety of applications.

An iPhone showing results from a Google search. The first item has a black outline box around it with a "+" right in the middle. An inset on the lower-left corner has a picture of a young male with a purple slash drawn up from each of his eyes.

An app that uses eye and face movements to control the iOS device hands-free; accessibility for people with motor impairments.

The welcome page of the Eyetwig iTracker. It has a brown background with a white font and a webcam pic of a man with a green square drawn around his head. The text says to start tracking by clicking the "Track" option from the menu bar or to use "Preferences". An arrow points to a drawing of an eye on the menu bar in the top header.

Head control software for Mac that requires no calibration, no teaching/learning/practice but works by identifying and tracking the movements of the user's head only.

The bottom half of a tablet that is mounted on a tabletop stand with a wide but slim rectangular eye-tracking device attached to its bottom edge. The tracking device has a small green light in its center. The tablet has a USB cord plugged into it. 

An ocular pointing device and tablet with high-quality vocal synthesis with a boy and girl voice. This eye control system for using a computer is designed for the developmental age. In case of particular ocular problems (ptosis, nystagmus, miosis/mydriasis, and strabismus) Helpieye Kids is equipped with the Eyegaze System monocular system with filters dedicated to the aforementioned problems.

A tablet/monitor mounted on a vertical stand with a QWERTY keyboard and text box on the screen. Attached at the bottom of the tablet is a medium-sized cylindrical device with a small light in its center. There is a cord running from this device to the tablet.

An eye pointing device and tablet that uses the monocular system, optimizing the efficiency of the user's dominant eye.

A modified onscreen keyboard with a yellow background, gray keys with black letters, and white predicted words. There are buttons written underneath for erasing, space bar, speaking, capital, and stop. Below that in heavy black font are the words written in the text box.

A program specially designed for people who need a quick communication tool when they have to control their computer with head, eye, or other movements using an on-screen keyboard.