wikipedia
Mac OS is hīred biliþƿealdbǣrra ƿeorcendebyrdnessa þā sind ƿorhta fram Apple Inc. for heora Macintosh tēame spearctellenda. Sēo ǣreste fadung ƿæs sēo namlēase ƿeorcendebyrdness þe ƿæs on þǣm forman Macintosh spearctellende - man hēht hit System ƿeorcƿrithyrst lā. Man sægþ þe þis dyde biliþƿeald folclīc.

Þǣr ƿǣron tƿegem tēamas Mac OS - Classic Mac OS fram þǣm 1984. gēare oþ þæt 2000. gēar, and Mac OS X fram þǣm 2001. gēare oþ þisne dæg. Hīe bū habbaþ gelīc gemǣne geƿealdes amearcung, ac heora andtimbru sind sƿīðe ungelīc.

Seoh ēac 
 Microsoft Windows
 Ubuntu

Weorcendebyrdnessa
OS X