Sensitive Mouth operated joystick with Sip & Puff controls integrated
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Open source eye tracking.
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A database of all official Blissymbols, and their definitions
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A battery interrupter is a tool that adds a switch jack to (aka "switch adapts") an electrical device.
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OptiKey - Full computer control and speech with your eyes
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Dasher is an information-efficient text-entry interface, driven by natural continuous pointing gestures.
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Eye Blink Scanning Keyboard with Morse entry option
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