Red Hat yatulutsa kumasulidwa kokhazikika kwa phukusi la Cygwin 3.3.0, lomwe limaphatikizapo laibulale ya DLL yotsatsira Linux API yoyambira pa Windows, yomwe imakupatsani mwayi wopanga mapulogalamu a Linux osasintha pang'ono. Phukusili limaphatikizanso zofunikira za Unix, mapulogalamu a seva, ophatikizira, malaibulale, ndi mafayilo apamutu omwe amamangidwa kuti azigwira pa Windows.