-Though the plan is still to release a 5.10 alpha by the end of August, delays in qt5.git integration means it's likely the release will slip into the beginning of September.
-For Qt 5.9.2, a snapshot should be available this week.
-For Qt 5.6.3, first binary snapshot appears to be pretty solid, but a release candidate is not yet ready.
-In Qt 5.10, a new method QProcess::startDetached() will be added:
http://blog.qt.io/blog/2017/08/25/a-new-qprocessstartdetached/
Posted by Jon Trulson