3 ms·NeXTSTEP -> OPENSTEP -> Rhapsody. and macOS is still Mac OS X in places.by mattl 5y agoNeXTSTEP -> OPENSTEP -> Rhapsody. and macOS is still Mac OS X in places.lproven 5y agoAll good corrections. Thank you. :-)SeanLuke 5y agoIf we're gonna be anal about it, it's NeXTStep -> NeXTSTEP -> NeXTstep -> NEXTSTEP. Likewise OpenStep -> OPENSTEP. But yes, by MacOS I had meant the original.