This article is from the Apple II Csa2 FAQ, by Jeff Hurlburt with numerous contributions by others.
DOS 3.3 Dump (file for NULL modem transfer to an Apple II) as Dos33dmp.zip from Ground, Asimov, GSWV ftp://ground.ecn.uiowa.edu/apple2/upl2000/Mar/ ftp://ftp.apple.asimov.net/pub/apple_II/images/masters/ http://apple2.org.za/gswv/a2zine/System/ DOS 3.3 and High-Speed Variants (for 48k or larger Apple II) in .dsk image and ShrinkIt .sdk file ... DOS 3.3 SystemMaster 1980 as .dsk image in DOS33SystemMaster1980.zip http://apple2.org.za/gswv/a2zine/System/ DOS 3.3 SystemMaster 1983 as .dsk image in DOS33SystemMaster1983.zip http://apple2.org.za/gswv/a2zine/System/ DOS 3.3 SystemMaster 1983 newer version of DOS 3.3 as .dsk image in DOS33SystemMaster1983NuVrsn.zip http://apple2.org.za/gswv/a2zine/System/ DavidDOS as .dsk image in DavidDOS.zip http://apple2.org.za/gswv/a2zine/System/ DiversiDOS as .dsk image in DiversiDOS.zip http://apple2.org.za/gswv/a2zine/System/ EsDOS as .dsk image and ShrinkIt .sdk file in EsDOS.zip http://apple2.org.za/gswv/a2zine/System/ Also see TNILUTIL disk in Q&A 001 above. ProntoDOS v2 as .dsk image and ShrinkIt .sdk file in Prontodos.zip http://apple2.org.za/gswv/a2zine/System/ ProDOS in .dsk image, .nib image, and/or ShrinkIt .sdk file ProDOS v1.9 (for 64k or larger Apple II) on several disks with utilities as .dsk image, .nib image, and/or ShrinkIt .sdk file See PDUTIL and other ProDOS disk files in Q&A 001 above. ProDOS v2.0.3 and Standard Apple Utiltities v3.1 as .dsk image and ShrinkIt .sdk file in PDStdUtils31.zip or separately as PDStdUtils31.dsk and PDStdUtils31.sdk (for enhanced IIe or later Apple II) http://apple2.org.za/gswv/a2zine/System/ ftp://ground.ecn.uiowa.edu/apple2/useful.stuff/Disks/ 288-block ProDOS v1.9 (36-track ProDOS, for 64k or larger Apple II) as ShrinkIt .sdk file in ProDOS288blocks.zip or PRODOS288blocks.SDK http://apple2.org.za/gswv/a2zine/System/ ftp://ground.ecn.uiowa.edu/apple2/Emulators/ --Rubywand
 
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