FX OSK is a free on-screen keyboard designed specifically for use in kiosk environments or for situations where a physical keyboard is not available. This application operates seamlessly within the Firefox browser, providing users with an intuitive interface that automatically appears when an input box is selected. Its design allows for easy navigation and input, enhancing user experience in various settings.

The keyboard features a straightforward functionality, including shift capitalization and a shift lock option activated by double-shifting. Additionally, FX OSK intelligently adjusts its position, appearing either at the top or bottom of the screen based on the location of the input field. This adaptability ensures that users can interact effortlessly with web forms and other input areas without any hindrance.