3 ms·Nothing beats Mac OS 9 icons. They were just in another league.by meerita 4y agoNothing beats Mac OS 9 icons. They were just in another league.anthk 4y agoCheck OSX' grandaddy icons: the NextStep/GNUStep ones.meerita 4y agoYeah, I had the chance to use most of the oldest OS's, I would say Mac OS 8 to 9 are the best icons that I found best, of course Win 95 was sweet, I really loved their work.