Update 1/9/2014: TL;DR version: Go to bottom of this post for a way to get Cygwin to be able to call non-Cygwin programs.
After having spent the ti
MSYS
There may be fewer "supported" packages, in that you have to install things by hand, but there won't be:
cygpath is a non-solution, as you can't always shove it in)And there is much better interop with windows applications.