Keyboard resizable

An on-screen keyboard that offers point-and-click typing using pointing devices such as a head pointer, mouse, graphic tablet, trackball, etc. This program is designed primarily for a disabled person but it can be used also to teach children to write, to prepare kiosk environments, etc.

A free, open-source multi-purpose on-screen keyboard. It was designed with the needs of handicapped persons in mind. 

A Windows built-in Ease of Access tool called the On-Screen Keyboard (OSK) that can be used instead of a physical keyboard to move around a PC's screen or enter text.

An app that replaces the on-screen keyboard for smartphones and tablets with one continuous motion across the screen.

SofType is a software utility which replaces the functionality of a desktop keyboard with a full-featured on-screen keyboard.

Software to facilitate and assist writing and speech.

An on-screen keyboard and adaptive/assistive technology software for individuals who have Cerebral Palsy, Muscular Dystrophy or other conditions that make communicating difficult.

An on-screen keyboard providing people with physical impairments full access to the computer.

An on-screen keyboard for people with disabilities such as dyslexia that includes a speech synthesizer and two types of prediction.

The Accessibility Keyboard is an onscreen keyboard that lets you use your Mac without a physical keyboard. It provides advanced typing and navigation features that you can customize to make it easier to use your favorite apps.