Keyboard layout based on the Wijesekara typewriter for Sinhala script. The Chinese National Standard on Tibetan Keyboard Layout standardises a layout for the Tibetan language in China. The first version of Microsoft Windows to support the Tibetan keyboard layout is MS Windows Vista. The layout has been available in Linux since September 2007. Mac OS-X introduced Tibetan Unicode support with OS-X version 10.5 and later, now with three different keyboard layouts available: Tibetan-Wylie, Tibetan QWERTY and Tibetan-Otani. The Bhutanese Standard for a Dzongkha keyboard layout standardizes the layout for typing Dzongkha, and other languages using the Tibetan script, in Bhutan. This standard
Keyboard layout retaining letters in the same position or at least the same finger as QWERTY. MTGAP's Layout for a Standard Keyboard / an Ergonomic Keyboard has the lowest finger travel for a standard keyboard, and travel distance for an ergonomic keyboard second only to Arensito keyboard layout. Further variations were created using the keyboard layout optimizer. Other layouts lay importance on minimal key deviation from QWERTY to give a reasonable increase in typing speed and ergonomics with minimal relearning of keys. Qwpr is a layout which changes only 11 basic keys from their QWERTY positions, with only 2 of them changing