Plasma should provide an exceptional alternative input systems for its users, particularly for users who are disabled. For example in addition to keyboard and mouse users should be able to provide input via;
* a low-cost webcam (video or infrared) with software which can interpret a user's head- (or eye-) movement (e.g. [MouseTrap](https://wiki.gnome.org/action/show/Projects/MouseTrap), [Enable Viacam](https://github.com/cmauri/eviacam), [Opengazer](http://www.inference.phy.cam.ac.uk/opengazer/), [SITPLUS](http://sitplus.crea-si.com/ ))
* [multi and single switch systems](http://www.inference.org.uk/dasher/development/Breathing.html) (e.g. [Orca](https://wiki.gnome.org/action/show/Projects/Orca))
* a joystick, Wii remote ([XWiimote](https://dvdhrm.github.io/xwiimote/), [WiiCan](https://launchpad.net/wiican)), Kinect ([OpenKinect](https://openkinect.org/wiki/Main_Page )), [Tecla devices](https://mobile-accessibility.idrc.ocadu.ca/projects/tekla/the-shield), etc.
* speech (e.g. [Simon](https://simon.kde.org), [OpenSTT](https://openstt.org/), [Mycroft](https://mycroft.ai))