Qt Virtual Keyboard supports handwriting recognition through open source and commercially-licensed engines.
There are two modes in which to write: using the more compact handwriting panel (as shown above), or fullscreen.
For instructions on how to activate and use the handwriting input mode, see the User Guide.
For information about building Qt Virtual Keyboard with a particular handwriting engine, see Configuration Options.
Lipi Toolkit is an open source handwriting recognition engine.
Lipi Toolkit only supports handwriting written in the English language.
T9 Write is a commercial handwriting recognition engine.
T9 Write supports handwriting written in the following languages:
MyScript SDK is a commercial handwriting recognition engine.
MyScript SDK supports 71 handwriting recognition languages:
MyScript is integrated into Qt Virtual Keyboard with identical coverage of supported languages.
However, with minor modifications to the Qt Virtual Keyboard source code, it is easy to add handwriting panels for other languages supported by MyScript.
To get the MyScript SDK or additional information, please contact MyScript at firstname.lastname@example.org.
See also: MyScript Text SDK Integration
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