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History of the Mac Operating System

Year
Operating System
Finder Version
Comments
More Info
1983 System 0.97   A pre-release of the original System and Finder  
1984 Jan System 1.0 Finder 1.0 Distributed with the Original 128k Mac. Contained 6 files for a tota of 216 kb  
1984 May System 1.1 Finder 1.1g Improved disk copying. Introduced Set Startup command  
1985 April System 2.0 Finder 4.1 Drag disk to Trash to eject. Removed: Close All, Put Back, Listviews display icons. Introduced: Chooser, New Folder, and Shutdown.  
1986 January System 3.0 Faster Finder 5.0 Introduced HFS and Ram Cache and Shutdown Command  
1986 Febuary System 3.1 Finder 5.2 Update for Plus, Buggy  
1986 June System 3.2 Finder 5.x Very Stable Fixed 30 bugs, Added Caclulator DA Widely used System  
1987 January System 3.3 Finder 5.x Slightly Updated  
1987 March System 4.0 Finder 5.x First OS incompatible with orig 128k Mac  
1987 April System 4.1 Finder 5.5 AppleShare 1.1, INIT's and CDEV's went loose in System Folder  
1987 October System 4.2 Finder 6.x Usherd in the use of CDEV's and INIT's(Was Renamed to System 5.0)  
1988 June System 6.0 N/A Introduced Multifinder and stable color for Mac II  
1988 ? System 6.0.1 N/A Released with the IIx  
1988 August System 6.0.2 N/A Bug Fix update  
1988 August System 6.0.3 N/A Shipped on SE and SE/30. Stable version of 6.0.x  
1988 ? System 6.0.4 N/A Released with the IIci and the Portable  
1989 ? System 6.0.5 N/A Shipped on Mac IIfx  
1990 System 6.0.6 N/A Released with the Classic, LC, and IIsi. Was so unstable that 6.0.7 released  
1990 System 6.0.7 N/A Bug Fix Release  
1991 System 6.0.8 N/A Released after System 7.0, printer drivers  
1991 May System 7.0 N/A Introduced 32bit adressing (allows more than 8mb of ram) Apple menu now holds DA and folders, balloon help, file Sharing, Hierarchial List views, Put Away, Startup Items, Alias, Views and Quicktime.  
1991 August System 7.0.1 N/A Introduced Cache control and Caps Lock extension  
1991 August System 7.0.1P N/A Performa model Version of System 7.0.1  
1992 July System 7.1 N/A Introduced Date, Time, system enablers, Numbers, and WorldScript, Fixed Disappearing Folder bug  
1993 ? System 7.1P N/A Performa model version of System 7.1  
1993 ? System 7.1 Pro N/A HSU 1.0 fixed disk ejection prob, and modem problems, Introduced AppleScript and PowerTalk  
1993 ? System 7.1.1 N/A HSU 1.0 fixed disk ejection prob, and modem problems, Introduced AppleScript and PowerTalk  
1994 ? System 7.1.P1 N/A Perfroma model version of System 7.1  
1994 ? System 7.1.P2 N/A Performa model version of System 7.1.1  
1994 ? System 7.1.2 N/A First to support PowerPC, HSU 2.0 Introduced Modern Memory Mgr for Pwr Macs  
1994 ? System 7.1.P3 N/A Performa model version of System 7.1.2  
1994 ? System 7.1.3 N/A HSU 3.0 introduced Simpletext and New HDSC setup, also added Control Strip for PwrBook 500.  
1995 January System 7.5 N/A Introduced Apple guide, Apple Menu Options, Draga and Drop, QuickDraw GX, Windowshade, Is now a free download.  
1995 March System 7.5.1 N/A File sharing up by 400%, New Launcher, New Startup screen, fixed bugs and other minor updates  
1995 June System 7.5.2 N/A PCI bus support, PPC Native SCSI Mgr, OpenTpt Supported Max volume size 2 terrabytes  
1996 May System 7.5.3 N/A Get Info survives rebuilding Desktop, Control Strip works on all Macs. Introduced Universal System Folder, starts MacPlus-PCI Macs, Monitors and Sound CP and translucent window draging.  
1996 October System 7.5.4 N/A Came out for a week then pulled by Apple, for bug not caught during beta stages.  
1996 October System 7.5.5 N/A Really Stable OS. New math routines, VM improved, gets rid of Type 11's with 10's Last OS for 68000,020, 030 Macs without FPU.  
1997 Jan System 7.6 N/A Improved reliabiltiy, Introduced Quickdraw 3D  
1997 April System 7.6.1 N/A Improved reliabiltiy, Introduced Such as Type 10 errors are correctly mapped to 1 or 2 errors. Last OS for 68000,020, 030 Macs with FPU's  
1997 May Rhapsody PR N/A Ported NextStep to PPC no features or enahancements  
1997 July System 8.0 N/A PowerPC Finder; Introduced Apperance Contextual Menus, Desktop Pics, Personal Web Share, Popup Windows, Simple Finder, Spring loaded folders, button view  
1997 August Rhapsody DR1 N/A More of a MacLike interface on top of NextStep  
1998 Feb System 8.1 N/A Faster launching, MRJ 2.0; Introduced HFS+ Last OS for 68040 Macs  
1998 Spring Rhapsody DR2 N/A Most of MacOS 8 enviroment ported  
1998 July Mac OS 8.5 N/A PowerPC-native AppleScripting, Faster network copying, Faster Installer, Enhanced navigation services, QuickTime 3 pro, Remote Access, Introduced Appearance Themes, Application Switcher, Favorites, File Exchange, Moveable/Resizeable columns, Network Browser, Sherlock, Smart Scrolling, Requires PowerPC Mac.  
1998 Nov Mac OS 8.5.1 N/A Minor bug fixes for 8.5  
1999 Feb MacOS X Server N/A Complete 8.0 look. First step towards MacOS X  
1999 May Mac OS 8.6 N/A First release to show the version number when starting up  
1999 October Mac OS 9.0 N/A Multiple user support, Voice Password and File Sharing via TCP/IP  
1999 ? Mac OS 9.0.1 N/A Internal Release  
2000 Febuary Mac OS 9.0.2 N/A Released with shipping Macs  
2000 March Mac OS 9.0.3 N/A Released with shipping Macs  
2000 April Mac OS 9.0.4 N/A Unified OS 9 Update for OS 9  
2000 September MacOS X beta N/A Costed $29.00 beta expired on May 15, 2001  
2001 January Mac OS 9.1 N/A Introduced Window menu, NOT Compatible with OS X Beta  
2001 March MacOS X 10.0 N/A Full Modern OS will run older Mac Apps, and new Carbon Based Apps. Runs Unix  
2001 May Mac OS 9.2 N/A    
2002 March MacOS 10.1 N/A