Qt 5.5 introduces many new features and improvements as well as bugfixes over the 5.4.x series. For more details, refer to the online documentation included in this distribution. The documentation is also available online: http://doc.qt.io/qt-5/index.html The Qt version 5.5 series is binary compatible with the 5.4.x series. Applications compiled for 5.5 will continue to run with 5.5. Some of the changes listed in this file include issue tracking numbers corresponding to tasks in the Qt Bug Tracker: https://bugreports.qt.io/ Each of these identifiers can be entered in the bug tracker to obtain more information about a particular change. **************************************************************************** * General * **************************************************************************** General Improvements -------------------- - Better support for objects containing child objects in properties, methods and emitted signals. Such children now get wrapped on the fly as well and are accessible to JavaScript clients. - Improved separation between and support for multiple clients connected to a single WebChannel server. New Examples -------------------- - qwclient: A REPL client for any qwebchannel service using a websocket transport. Documentation -------------------- - Reworded documentation to better explain the interaction with Qt WebEngine and plain JavaScript clients using WebSockets.