Qt 5.2 RC1 is now available for testing in hopes of still shipping the final version in December. Going into the release candidate have just been bug-fixes, but other there we outline all of the great features that will be making up the Qt 5.2 tool-kit release.
Details on Qt 5.2 Release Candidate 1 for testing can be found via this Digia blog post.
In this other blog post are details on Qt Creator 3.0 RC1. Qt Creator 3.0 has more than 1250 changes and among them are fixes, better managing projects, GDB and LLDB debugging enhancements, better C++ analyzer support, greater Android support, and experimental support for devices with only a gdbserver/openocd.