Please remove the poll, because it is useless. With further improvements more and more users will use this debugger.
Have you thought about supporting more OS? Like linux x86/x64? I don't know how good the win code separation is but supporting another OS will be a killer. If your code is good
you only need to replace titanengine, because qt is platform independent anyway.
Creating the basic linux debugger functions is as easy as in windows.
e.g. https://github.com/tuco86/edb-debugger/blob/master/plugins/DebuggerCore/unix/linux/DebuggerCore.cpp
PS: Please create a new snapshot with the new plugin icon stuff