"So, first to my testing results: Raven runs and works in Linux under Wine. But there are some serious caveats, which I will go over now. To install Raven, you will need a pretty recent Wine installation. I did this in both 0.9.46 and 0.9.54 versions, but your mileage may vary. I think that it should work in most versions. The install is pretty straightforward: define your WINEPREFIX variable and run the installer.
"The installer will run and Raven will be installed. But before you could run the program, some manual handling is required..."