-
IBSYS
MIT -
CTSS
Centro de computación MIT -
EXEC II
(Computer Sciences Corporation) -
OS/360
IBM -
EXEC 8
UNIVAC 1108 -
UNIX
Ken Thompson, Dennis Ritchie, Brian Kernighan, Douglas McIlroy, y Joe Ossanna. -
BATCH-11/DOS-11
DIGITAL EQUIPMENT CORPORATION (DEC) -
SYSTEM 1 - MAC OS
APPLE -
SYSTEM 2 - MAC OS
APPLE -
SYSTEM 3 - MAC OS
APPLE -
SYSTEM 4 - MAS OS
APPLE -
SCO OPEN SERVER
SCO -
BE OS
BE INCORPORATED -
LINUX
Richard Stallman, Proyecto GNU, Linus Torvalds, etc , codigo abierto -
WINDOWS NT 4.0
MICROSOFT -
WINDOWS XP
MICROSOFT -
WINDOWS VISTA
MICROSOFT -
WINDOWS 7
MICROSOFT -
WINDOWS 10
MICROSOFT