Back Əməliyyat sistemlərinin xronologiyası Azerbaijani Anexo:Cronología de los sistemas operativos Spanish Chronologie des systèmes d'exploitation French Cronologia dei sistemi operativi Italian Operētājsistēmu izveides hronoloģija Latvian/Lettish Garis masa sistem pengendalian Malay Cronologia dos sistemas operativos Portuguese Хронологія операційних систем Ukrainian 作業系統歷史年表 Chinese
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This article presents a timeline of events in the history of computer operating systems from 1951 to the current day. For a narrative explaining the overall developments, see the History of operating systems.