Any way to manage options in Open With dialog?
You can get rid of the Windows apps by unchecking the Share options in Parallels
[needs to be done for each VM]


To lose some of the others, I'd use RCDefaultApp - freeware - old but still working in Yosemite.



Might need to rebuild the Launch Services afterwards -
 as I did after taking the above picture ;-)   

/System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user