qml-module-qt-websockets 5.11.1-3 (arm64 binary) in ubuntu cosmic

 Qt is a cross-platform C++ application framework. Qt's primary feature
 is its rich set of widgets that provide standard GUI functionality.
 .
 This package contains the compatibility Qt.WebSockets QML module. Do
 not use it, use QtWebSockets module instead (in qml-module-qtwebsockets
 package).