The "classic" Mac OS is the original Macintosh operating system that was introduced in 1984 alongside the first Macintosh and remained in primary use on Macs until the introduction of Mac OS X in 2001.. Apple released the original Macintosh on January 24, 1984; its early system software was partially based on the Lisa OS and the Xerox PARC Alto computer, which former …

An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs.. Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software for cost allocation of processor time, mass storage, printing, and other resources.. For …

The Mac (known as Macintosh until 1999) is a family of personal computers designed and marketed by Apple Inc. Macs are known for their ease of use and minimalist designs, and are popular among students, creative professionals, and software engineers. ... an affordably-priced standalone desktop computer aimed at attracting desktop users of ...

Adobe Lightroom (officially Adobe Photoshop Lightroom) is a piece of image organization and image manipulation software developed by Adobe Inc. as part of the Creative Cloud subscription family. It is supported on Windows, macOS, iOS, Android, and tvOS (Apple TV).Its primary uses include importing, saving, viewing, organizing, tagging, editing, and sharing large numbers of …

HFS Plus or HFS+ (also known as Mac OS Extended or HFS Extended) is a journaling file system developed by Apple Inc. It replaced the Hierarchical File System (HFS) as the primary file system of Apple computers with the 1998 release of Mac OS 8.1.HFS+ continued as the primary Mac OS X file system until it was itself replaced with the Apple File System (APFS), released …

The Power Macintosh, later Power Mac, is a family of personal computers designed, manufactured, and sold by Apple Computer as the core of the Macintosh brand from March 1994 until August 2006.. Described by MacWorld as "the most important technical evolution of the Macintosh since the Mac II debuted in 1987", it is the first computer with the PowerPC CPU …

Copland is an operating system developed by Apple for Macintosh computers between 1994 and 1996 but never commercially released. It was intended to be released as System 8, and later, Mac OS 8.Planned as a modern successor to the aging System 7, Copland introduced protected memory, preemptive multitasking, and several new underlying operating system features, …

Windows NT is a proprietary graphical operating system produced by Microsoft, the first version of which was released on July 27, 1993.It is a processor-independent, multiprocessing and multi-user operating system. The first version of Windows NT was Windows NT 3.1 and was produced for workstations and server computers.It was a commercially focused operating …

A Unix-like (sometimes referred to as UN*X or *nix) operating system is one that behaves in a manner similar to a Unix system, although not necessarily conforming to or being certified to any version of the Single UNIX Specification.A Unix-like application is one that behaves like the corresponding Unix command or shell.Although there are general philosophies for Unix design, …

Midori (which means green in Japanese) was the code name for a managed code operating system (OS) being developed by Microsoft with joint effort of Microsoft Research.It had been reported to be a possible commercial implementation of the OS Singularity, a research project begun in 2003 to build a highly dependable OS in which the kernel, device drivers, and …

Origin. Napster was founded by Shawn Fanning and Sean Parker. Initially, Napster was envisioned by Fanning as an independent peer-to-peer file sharing service. The service operated between June 1999 and July 2001. Its technology allowed people to easily share their MP3 files with other participants. Although the original service was shut down by court order, the …

This article presents a timeline of events in the history of 16-bit x86 DOS-family disk operating systems from 1980 to present. Non-x86 operating systems named "DOS" are not part of the scope of this timeline. Also presented is a timeline of events in the history of the 8-bit 8080-based and 16-bit x86-based CP/M operating systems from 1974 to 2014, as well as the hardware …

A Happy Mac is the normal bootup (startup) icon of an Apple Macintosh computer running older versions of the Mac operating system.It was designed by Susan Kare in the 1980s, drawing inspiration from the design of the Compact Macintosh series and from the Batman character Two-Face. The icon remained unchanged until the introduction of New World ROM Macs, …

MS-DOS (/ ˌ ɛ m ˌ ɛ s ˈ d ɒ s / em-es-DOSS; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft.Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few operating systems attempting to be compatible with MS-DOS, are sometimes referred to as …