Example image of eyePlorer eyePlorer map for 'Apple III': Apple Inc. Personal computer 1980 May 19 1984 April 24 8-bit 16-bit IBM IBM Personal Computer IBM PC DOS MS-DOS Steve Wozniak Apple II series Apple Writer Multiplan Operating system VisiCalc Bank switching Central processing unit Hertz Floppy disk Dvorak Simplified Keyboard QWERTY Apple IIc Peripheral Apple SOS Apple ProFile Apple Lisa Apple ProDOS Macintosh OS BASIC Business Basic Interpreter (computing) Structured programming UCSD Pascal Quark, Inc. Disk II Apple IIe Steve Jobs IMac Macintosh 128K Jerry Manock Wave soldering Computer-aided design Computer-aided manufacturing National Semiconductor M List of products discontinued by Apple Inc.