
My search for a compatible version of Qt SDK for Maya 2011 Hotfix3 x64 ended up with a few results which I thought of sharing with you guys in case you need any. Maya 2011 Hotfix 3 uses Qt 4.5.3 to draw the interface. Below are a list of links to Qt 4.5.3 for Linux, Mac OS and Windows.
Qt 4.5.3 OpenSource Edition SDK
Qt 4.5.3 SDK for Open Source C++ development on Windows [178Mb]
http://get.qt.nokia.com/qtsdk/qt-sdk-win-opensource-2009.04.exe
Qt 4.5.3 SDK for Open Source C++ development on Linux/X11 32-bit [275Mb]
http://get.qt.nokia.com/qtsdk/qt-sdk-linux-x86-opensource-2009.04.bin
Qt 4.5.3 SDK for Open Source C++ development on Linux/X11 64-bit [353Mb]
http://get.qt.nokia.com/qtsdk/qt-sdk-linux-x86_64-opensource-2009.04.bin
Qt 4.5.3 SDK for Open Source C++ development on Mac OS [442Mb]
http://get.qt.nokia.com/qtsdk/qt-sdk-mac-opensource-2009.04.dmg
Qt 4.5.3 OpenSource Edition Framework Only
Qt 4.5.3 for Open Source C++ development on Windows [166Mb]
http://get.qt.nokia.com/qt/source/qt-win-opensource-4.5.3-mingw.exe
http://get.qt.nokia.com/qt/source/qt-win-opensource-src-4.5.3.zip
Qt 4.5.3 for Open Source C++ development on Linux/X11 [120Mb]
http://get.qt.nokia.com/qt/source/qt-x11-opensource-src-4.5.3.tar.gz
Qt 4.5.3 for Open Source C++ development on Mac OS [132Mb]
http://get.qt.nokia.com/qt/source/qt-mac-opensource-4.5.3.dmg
http://get.qt.nokia.com/qt/source/qt-mac-opensource-4.5.3-debug-libs.dmg
http://get.qt.nokia.com/qt/source/qt-mac-cocoa-opensource-4.5.3.dmg
http://get.qt.nokia.com/qt/source/qt-mac-cocoa-opensource-4.5.3-debug-libs.dmg
http://get.qt.nokia.com/qt/source/qt-mac-opensource-src-4.5.3.tar.gz







