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Operating system
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 ti... | Operating System (OS) | 0 |
List of operating systems
This is a list of operating systems. Computer operating systems can be categorized by technology, ownership, licensing, working state, usage, and by many other characteristics. In practice, many of these groupings may overlap. Criteria for inclusion is notability, as shown either through an ex... | Operating System (OS) | 1 |
OS/2
OS/2 (Operating System/2) is a series of computer operating systems, initially created by Microsoft and IBM under the leadership of IBM software designer Ed Iacobucci. As a result of a feud between the two companies over how to position OS/2 relative to Microsoft's new Windows 3.1 operating environment, the two co... | Operating System (OS) | 2 |
S-OS
S-OS is a simple operating system mainly for Z80 based computers. The operating system was first presented in 1986 in the Japanese magazine Oh!X in an article called "The Sentinel".
Commands
The command and command set is very simplified.
Directory #D [<device name>:]
Change default device (S=startup, A=tape..) ... | Operating System (OS) | 3 |
Microsoft Windows
Microsoft Windows, commonly referred to as Windows, is a group of several proprietary graphical operating system families, all of which are developed and marketed by Microsoft. Each family caters to a certain sector of the computing industry. Active Microsoft Windows families include Windows NT and Wi... | Operating System (OS) | 4 |
Glossary of operating systems terms
This page is a glossary of Operating systems terminology.
A
access token: In Microsoft Windows operating systems, an access token contains the security credentials for a login session and identifies the user, the user's groups, the user's privileges, and, in some cases, a particul... | Operating System (OS) | 5 |
OS/8
OS/8 was the primary operating system used on the Digital Equipment Corporation's PDP-8 minicomputer.
Pre-OS/8 there were earlier PDP-8 operating systems:
R-L Monitor, also referred to as MS/8.
P?S/8, requiring only 4K of memory.
PDP-8 4K Disk Monitor System
PS/8 ("Programming System/8"), requiring 8K. This ... | Operating System (OS) | 6 |
Comparison of operating systems
These tables provide a comparison of operating systems, of computer devices, as listing general and technical information for a number of widely used and currently available PC or handheld (including smartphone and tablet computer) operating systems. The article "Usage share of operating... | Operating System (OS) | 7 |
History of operating systems
Computer operating systems (OSes) provide a set of functions needed and used by most application programs on a computer, and the links needed to control and synchronize computer hardware. On the first computers, with no operating system, every program needed the full hardware specification ... | Operating System (OS) | 8 |
OS/360 and successors
OS/360, officially known as IBM System/360 Operating System, is a discontinued batch processing operating system developed by IBM for their then-new System/360 mainframe computer, announced in 1964; it was influenced by the earlier IBSYS/IBJOB and Input/Output Control System (IOCS) packages for th... | Operating System (OS) | 9 |
Optimized Systems Software
Optimized Systems Software (OSS) was a company that produced disk operating systems, programming languages with integrated development environments, and applications primarily for the Atari 8-bit family of home computers. OSS was best known for their enhanced versions of Atari BASIC and the M... | Operating System (OS) | 10 |
OSF/1
OSF/1 is a variant of the Unix operating system developed by the Open Software Foundation during the late 1980s and early 1990s. OSF/1 is one of the first operating systems to have used the Mach kernel developed at Carnegie Mellon University, and is probably best known as the native Unix operating system for DEC ... | Operating System (OS) | 11 |
Acorn MOS
The Machine Operating System (MOS) or OS is a discontinued computer operating system (OS) used in Acorn Computers' BBC computer range. It included support for four-channel sound, graphics, file system abstraction, and digital and analogue input/output (I/O) including a daisy-chained expansion bus. The system ... | Operating System (OS) | 12 |
Internet OS
An Internet operating system, or Internet OS, is any type of operating system designed to run all of its applications and services through an Internet client, generally a web browser. The advantages of such an OS would be that it would run on a thin client, allowing cheaper, more easily manageable computer ... | Operating System (OS) | 13 |
OS-9
OS-9 is a family of real-time, process-based, multitasking, multi-user operating systems, developed in the 1980s, originally by Microware Systems Corporation for the Motorola 6809 microprocessor. It was purchased by Radisys Corp in 2001, and was purchased again in 2013 by its current owner Microware LP.
The OS-9 ... | Operating System (OS) | 14 |
THE multiprogramming system
The THE multiprogramming system or THE OS was a computer operating system designed by a team led by Edsger W. Dijkstra, described in monographs in 1965-66 and published in 1968.
Dijkstra never named the system; "THE" is simply the abbreviation of "Technische Hogeschool Eindhoven", then the ... | Operating System (OS) | 15 |
Object-oriented operating system
An object-oriented operating system is an operating system that is designed, structured, and operated using object-oriented programming principles.
An object-oriented operating system is in contrast to an object-oriented user interface or programming framework, which can be run on a no... | Operating System (OS) | 16 |
MacOS
macOS (; previously Mac OS X and later OS X) is a proprietary graphical operating system developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac computers. Within the market of desktop and laptop computers it is the second most widely used desktop OS, after Microsoft Wi... | Operating System (OS) | 17 |
Disk operating system
A disk operating system (abbreviated DOS) is a computer operating system that resides on and can use a disk storage device, such as a floppy disk, hard disk drive, or optical disc. A disk operating system must provide a file system for organizing, reading, and writing files on the storage disk. St... | Operating System (OS) | 18 |
OS/VS1
Operating System/Virtual Storage 1, or OS/VS1, is a discontinued IBM mainframe computer operating system designed to be run on IBM System/370 hardware. It was the successor to the Multiprogramming with a Fixed number of Tasks (MFT) option of System/360's operating system OS/360. OS/VS1, in comparison to its pred... | Operating System (OS) | 19 |
Operations support system
Operations support systems (OSS), operational support systems in British usage, or Operation System (OpS) in NTT, are computer systems used by telecommunications service providers to manage their networks (e.g., telephone networks). They support management functions such as network inventory,... | Operating System (OS) | 20 |
Apple GS/OS
GS/OS is an operating system developed by Apple Computer for its Apple IIGS personal computer that uses the ProDOS file system. It provides facilities for accessing the file system, controlling input/output devices, loading and running program files, and a system allowing programs to handle interrupts and s... | Operating System (OS) | 21 |
UNOS (operating system)
UNOS is the first, now discontinued, 32-bit Unix-like real-time operating system (RTOS) with real-time extensions. It was developed by Jeffery Goldberg, MS. who left Bell Labs after using Unix and became VP of engineering for Charles River Data Systems (CRDS), now defunct. UNOS was written to ca... | Operating System (OS) | 22 |
MS-DOS
MS-DOS ( ; 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 few operating systems attempting to be compatible with MS-DOS, are sometimes referred... | Operating System (OS) | 23 |
Business Operating System (software)
The Business Operating System, or BOS, was initially developed as an early cross-platform operating system, originally produced for Intel 8080 and Motorola 6800 computers, then redeveloped for actual businesses and business models. The technology began subsequently for Zilog Z80-ba... | Operating System (OS) | 24 |
OS/390
OS/390 is an IBM operating system for the System/390 IBM mainframe computers.
Overview
OS/390 was introduced in late 1995 in an effort to simplify the packaging and ordering for the key, entitled elements needed to complete a fully functional MVS operating system package. These elements included, but were not ... | Operating System (OS) | 25 |
Distributed operating system
A distributed operating system is system software over a collection of independent, networked, communicating, and physically separate computational nodes. They handle jobs which are serviced by multiple CPUs. Each individual node holds a specific software subset of the global aggregate oper... | Operating System (OS) | 26 |
Network operating system
A network operating system (NOS) is a specialized operating system for a network device such as a router, switch or firewall.
Historically operating systems with networking capabilities were described as network operating systems, because they allowed personal computers (PCs) to participate in... | Operating System (OS) | 27 |
Raspberry Pi OS
Raspberry Pi OS (formerly Raspbian) is a Debian-based operating system for Raspberry Pi. Since 2013, it has been officially provided by the Raspberry Pi Foundation as the primary operating system for the Raspberry Pi family of compact single-board computers.
Raspberry Pi OS was first developed by Mike ... | Operating System (OS) | 28 |
DOS/360 and successors
Disk Operating System/360, also DOS/360, or simply DOS, is the discontinued first member of a sequence of operating systems for IBM System/360, System/370 and later mainframes. It was announced by IBM on the last day of 1964, and it was first delivered in June 1966. In its time, DOS/360 was the ... | Operating System (OS) | 29 |
Data General AOS
Data General AOS (an abbreviation for Advanced Operating System) was the name of a family of operating systems for Data General 16-bit Eclipse C, M, and S minicomputers, followed by AOS/VS and AOS/RT32 (1980) and later AOS/VS II (1988) for the 32-bit Eclipse MV line.
Overview
AOS/VS exploited the 8-r... | Operating System (OS) | 30 |
OS/7
OS/7 is a discontinued operating system from Sperry Univac for its 90/60 and 90/70 computer systems. The system was first announced in November 1971 for Univac's 9700 system and was originally scheduled for delivery in March 1973. However, the delivery slipped by nearly a year, which impacted the 9700 marketing ef... | Operating System (OS) | 31 |
DOS
DOS (, ) is a platform-independent acronym for disk operating system which later became a common shorthand for disk-based operating systems on IBM PC compatibles. DOS primarily consists of Microsoft's MS-DOS and a rebranded version under the name IBM PC DOS, both of which were introduced in 1981. Later compatible s... | Operating System (OS) | 32 |
Pick operating system
The Pick operating system (often called just "the Pick system" or simply "Pick") is a demand-paged, multiuser, virtual memory, time-sharing computer operating system based around a MultiValue database. Pick is used primarily for business data processing. It is named after one of its developers, Ri... | Operating System (OS) | 33 |
OS4000
OS4000 is a proprietary operating system introduced by GEC Computers Limited in 1977 as the successor to GEC DOS, for its range of GEC 4000 series 16-bit, and later 32-bit, minicomputers. OS4000 was developed through to late 1990s, and has been in a support-only mode since then.
History
The first operating sys... | Operating System (OS) | 34 |
Atari DOS
Atari DOS is the disk operating system used with the Atari 8-bit family of computers. Operating system extensions loaded into memory were required in order for an Atari computer to manage files stored on a disk drive. These extensions to the operating system added the disk handler and other file management fe... | Operating System (OS) | 35 |
Mobile operating system
A mobile operating system is an operating system for mobile phones, tablets, smartwatches, 2-in-1 PCs, smart speakers, or other mobile devices. While computers such as typical laptops are 'mobile', the operating systems used on them are generally not considered mobile ones, as they were original... | Operating System (OS) | 36 |
Timeline of operating systems
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.
1950s
1951
LEO I 'Lyons Electronic Office' was the commercial development of E... | Operating System (OS) | 37 |
Apple SOS
The Sophisticated Operating System, or SOS , is the primary operating system of the Apple III computer. SOS was developed by Apple Computer and released in October 1980.
In 1985, Steve Wozniak, while critical of the Apple III's hardware flaws, called SOS "the finest operating system on any microcomputer ever... | Operating System (OS) | 38 |
ToaruOS
ToaruOS (also known as ToAruOS or とあるOS; 'toaru' is Japanese roughly equivalent to 'a certain') is a hobby operating system and kernel developed largely independently (notably contrary to most modern OSes, which are based on existing source code) by K. Lange. Despite a 1.0 version being released, Lange has stat... | Operating System (OS) | 39 |
System 7
System 7, codenamed "Big Bang", and also known as Mac OS 7, is a graphical user interface-based operating system for Macintosh computers and is part of the classic Mac OS series of operating systems. It was introduced on May 13, 1991, by Apple Computer, Inc. It succeeded System 6, and was the main Macintosh op... | Operating System (OS) | 40 |
BSD/OS
BSD/OS (originally called BSD/386 and sometimes known as BSDi) is a discontinued proprietary version of the BSD operating system developed by Berkeley Software Design, Inc. (BSDi).
BSD/OS had a reputation for reliability in server roles; the renowned Unix programmer and author W. Richard Stevens used it for his... | Operating System (OS) | 41 |
List of disk operating systems called DOS
This is a list of disk operating systems in which the acronym DOS is used to form their names. Many of these are simply referred to as "DOS" within their respective communities.
MS-DOS / IBM PC DOS compatible systems
MS-DOS (since 1981), Microsoft operating system based on ... | Operating System (OS) | 42 |
86-DOS
86-DOS is a discontinued operating system developed and marketed by Seattle Computer Products (SCP) for its Intel 8086-based computer kit. Initially known as QDOS (Quick and Dirty Operating System), the name was changed to 86-DOS once SCP started licensing the operating system in 1980.
86-DOS shared a few of it... | Operating System (OS) | 43 |
OS 2200
OS 2200 is the operating system for the Unisys ClearPath Dorado family of mainframe systems. The operating system kernel of OS 2200 is a lineal descendant of Exec 8 for the UNIVAC 1108.
Documentation and other information on current and past Unisys systems can be found on the Unisys public support website.
... | Operating System (OS) | 44 |
Workplace OS
Workplace OS is IBM's ultimate operating system prototype of the 1990s. It is the product of an exploratory research program in 1991 which yielded a design called the Grand Unifying Theory of Systems (GUTS), proposing to unify the world's systems as generalized personalities cohabitating concurrently upon ... | Operating System (OS) | 45 |
Windows (disambiguation)
Microsoft Windows is an operating system developed by Microsoft.
Windows may also refer to:
The plural of window, an opening in an opaque surface through which light can pass
Computing
X Window System, often erroneously referred to as X Windows, the basis for many graphical user interfaces ... | Operating System (OS) | 46 |
Windows Me
Windows Millennium Edition, or Windows Me (marketed with the pronunciation of the pronoun "me"), is an operating system developed by Microsoft as part of its Windows 9x family of Microsoft Windows operating systems. It is the successor to Windows 98, and was released to manufacturing on June 19, 2000, and th... | Operating System (OS) | 47 |
Comparison of Microsoft Windows versions
Microsoft Windows is the name of several families of computer software operating systems created by Microsoft. Microsoft first introduced an operating environment named Windows in November 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfac... | Operating System (OS) | 48 |
Online OS
The Online Operating System was a fully multi-lingual and free to use web desktop written in JavaScript using Ajax. It was a Windows-based desktop environment with open-source applications and system utilities developed upon the reBOX web application framework by iCUBE Network Solutions, an Austrian company l... | Operating System (OS) | 49 |
Macintosh operating systems
The family of Macintosh operating systems developed by Apple Inc. includes the graphical user interface-based operating systems it has designed for use with its Macintosh series of personal computers since 1984, as well as the related system software it once created for compatible third-part... | Operating System (OS) | 50 |
V (operating system)
The V operating system (sometimes written V-System) is a discontinued microkernel distributed operating system that was developed by faculty and students in the Distributed Systems Group at Stanford University from 1981 to 1988, led by Professors David Cheriton and Keith A. Lantz. V was the success... | Operating System (OS) | 51 |
SunOS
SunOS is a Unix-branded operating system developed by Sun Microsystems for their workstation and server computer systems. The SunOS name is usually only used to refer to versions 1.0 to 4.1.4, which were based on BSD, while versions 5.0 and later are based on UNIX System V Release 4, and are marketed under the br... | Operating System (OS) | 52 |
System 6
System 6 (or System Software 6) is a graphical user interface-based operating system for Macintosh computers, made by Apple Computer, Inc. It was released in 1988, and is part of the classic Mac OS series. It is a monolithic operating system, with cooperative multitasking based on an improved MultiFinder. The ... | Operating System (OS) | 53 |
Embedded operating system
An embedded operating system is an operating system for embedded computer systems. Embedded operating systems are computer systems designed for a specific purpose, to increase functionality and reliability for achieving a specific task. Resource efficiency comes at the cost of losing some func... | Operating System (OS) | 54 |
Operating environment
In computer software, an operating environment or integrated applications environment is the environment in which users run application software. The environment consists of a user interface provided by an applications manager and usually an application programming interface (API) to the applicati... | Operating System (OS) | 55 |
Security-evaluated operating system
In computing, security-evaluated operating systems have achieved certification from an external security-auditing organization, the most popular evaluations are Common Criteria (CC) and FIPS 140-2.
Oracle Solaris
Trusted Solaris 8 was a security-focused version of the Solaris Unix... | Operating System (OS) | 56 |
Security-focused operating system
This is a list of operating systems specifically focused on security. Operating systems for general-purpose usage may be secure without having a specific focus on security.
Similar concepts include security-evaluated operating systems that have achieved certification from an auditing ... | Operating System (OS) | 57 |
POSIX
The Portable Operating System Interface (POSIX) is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems. POSIX defines both the system- and user-level application programming interfaces (API), along with command line shells and utility interfaces, fo... | Operating System (OS) | 58 |
Open system (computing)
Open systems are computer systems that provide some combination of interoperability, portability, and open software standards. (It can also refer to specific installations that are configured to allow unrestricted access by people and/or other computers; this article does not discuss that meanin... | Operating System (OS) | 59 |
Domain/OS
Domain/OS is the discontinued operating system used by the Apollo/Domain line of workstations manufactured by Apollo Computer. It was originally launched in 1981 as AEGIS, and was rebranded to Domain/OS in 1988 when Unix environments were added to the operating system. It was one of the early distributed oper... | Operating System (OS) | 60 |
Windows NT
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 ser... | Operating System (OS) | 61 |
A2 (operating system)
A2 (formerly named Active Object System (AOS), and then Bluebottle) is a modular, object-oriented operating system, with some unconventional features, including automatic garbage-collected memory management, and a zooming user interface. It was developed originally at ETH Zurich in 2002. It is fre... | Operating System (OS) | 62 |
Atari TOS
TOS (The Operating System) is the operating system of the Atari ST range of computers. This range includes the 520ST and 1040ST, their STF/M/FM and STE variants and the Mega ST/STE. Later, 32-bit machines (TT, Falcon030) were developed using a new version of TOS, called MultiTOS, which allowed multitasking. ... | Operating System (OS) | 63 |
Windows 98
Windows 98 is a consumer-oriented operating system developed by Microsoft as part of its Windows 9x family of Microsoft Windows operating systems. The second operating system in the 9x line, it is the successor to Windows 95, and was released to manufacturing on May 15, 1998, and generally to retail on June ... | Operating System (OS) | 64 |
Windows 95
Windows 95 is a consumer-oriented operating system developed by Microsoft as part of its Windows 9x family of operating systems. The first operating system in the 9x family, it is the successor to Windows 3.1x, and was released to manufacturing on August 15, 1995, and generally to retail on August 24, 1995. ... | Operating System (OS) | 65 |
General Comprehensive Operating System
General Comprehensive Operating System (GCOS, ; originally GECOS, General Electric Comprehensive Operating Supervisor) is a family of operating systems oriented toward the 36-bit GE/Honeywell mainframe computers.
The original version of GCOS was developed by General Electric from... | Operating System (OS) | 66 |
MS-DOS 7
MS-DOS 7 is a real mode operating system which has never been released separately by its creator Microsoft, but included in the Windows 9x family of operating systems. Windows 95 RTM reports to be MS-DOS 7.0, while Windows 95 OSR2, Windows 95 OSR2.5, Windows 98 and Windows 98SE report as 7.1.
Overview
A major... | Operating System (OS) | 67 |
IBM PC DOS
IBM PC DOS, an acronym for IBM Personal Computer Disk Operating System, is a discontinued disk operating system for IBM PC compatibles, manufactured and sold by IBM from the early 1980s into the 2000s. Developed by Microsoft, it was also sold by that company as MS-DOS. Versions of both operating systems rema... | Operating System (OS) | 68 |
FreeDOS
FreeDOS (formerly Free-DOS and PD-DOS) is a free operating system for IBM PC compatible computers. It intends to provide a complete MS-DOS-compatible environment for running legacy software and supporting embedded systems.
FreeDOS can be booted from a floppy disk or USB flash drive. It is designed to run well ... | Operating System (OS) | 69 |
Windows XP
Windows XP is a major release of Microsoft's Windows NT operating system. It is the direct successor to Windows 2000 for professional users and Windows Me for home users. It was released to manufacturing on August 24, 2001, and later to retail on October 25, 2001.
Development of Windows XP began in the late... | Operating System (OS) | 70 |
TRIPOS
TRIPOS (TRIvial Portable Operating System) is a computer operating system. Development started in 1976 at the Computer Laboratory of Cambridge University and it was headed by Dr. Martin Richards. The first version appeared in January 1978 and it originally ran on a PDP-11. Later it was ported to the Computer Aut... | Operating System (OS) | 71 |
Kernel (operating system)
The kernel is a computer program at the core of a computer's operating system and generally has complete control over everything in the system. It is the portion of the operating system code that is always resident in memory, and facilitates interactions between hardware and software component... | Operating System (OS) | 72 |
Apple ProDOS
ProDOS is the name of two similar operating systems for the Apple II series of personal computers. The original ProDOS, renamed ProDOS 8 in version 1.2, is the last official operating system usable by all 8-bit Apple II series computers, and was distributed from 1983 to 1993. The other, ProDOS 16, was a ... | Operating System (OS) | 73 |
Edos
Edos is a discontinued operating system based upon IBM's original mainframe DOS (not to be confused with the unrelated and better known MS-DOS for the IBM PC). The name stood for extended (or enhanced) disk operating system.
In 1970, IBM announced the IBM/370 product line along with new peripherals, software prod... | Operating System (OS) | 74 |
System 1
The Macintosh "System 1" is the first version of Apple Macintosh operating system and the beginning of the classic Mac OS series. It was developed for the Motorola 68000 microprocessor. System 1 was released on January 24, 1984, along with the Macintosh 128K, the first in the Macintosh family of personal compu... | Operating System (OS) | 75 |
A/UX
A/UX (Apple UNIX) is Apple Computer's implementation of the Unix operating system for Macintosh computers, integrated with System 7's graphical interface and application compatibility. Launched in 1988 and discontinued in 1995 with version 3.1.1, it is Apple's first official Unix-based operating system. A/UX requi... | Operating System (OS) | 76 |
MSX-DOS
MSX-DOS is a discontinued disk operating system developed by Microsoft for the 8-bit home computer standard MSX, and is a cross between MS-DOS 1.25 and CP/M-80 2.
MSX-DOS
MSX-DOS and the extended BASIC with 3½-inch floppy disk support were simultaneously developed by Microsoft and Spectravideo as a software an... | Operating System (OS) | 77 |
Junos OS
The Junos operating system (Junos OS) used in Juniper Networks network devices creates an environment for accelerating the deployment of services and applications over a single network.
One Operating System
Unlike other network operating systems that share a common name but splinter into many different progr... | Operating System (OS) | 78 |
Windows system
In computing, Windows system may refer to:
A Windows box, a computer running Microsoft Windows
A windowing system, a type of software used to display graphical windows
Microsoft Windows, an operating system | Operating System (OS) | 79 |
OSv
OSv (stylized OSv) is a cloud computing focused computer operating system released on September 16, 2013. It is a special-purpose operating system built to run as a guest on top of a virtual machine, thus it does not include drivers for bare-metal hardware. It is a unikernel, designed to run a single Linux executab... | Operating System (OS) | 80 |
Classic Mac OS
The classic Mac OS (System Software) is the series of operating systems developed for the Macintosh family of personal computers by Apple Inc. from 1984 to 2001, starting with System 1 and ending with Mac OS 9. The Macintosh operating system is credited with having popularized the graphical user interfac... | Operating System (OS) | 81 |
SHARE Operating System
The SHARE Operating System (SOS) is an operating system introduced in 1959 by the SHARE user group. It is an improvement on the General Motors GM-NAA I/O operating system, the first operating system for the IBM 704. The main objective was to improve the sharing of programs.
The SHARE Operating S... | Operating System (OS) | 82 |
Linux
Linux ( or ) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged in a Linux distribution.
Distributions include the Linux kernel and supporting system software and libra... | Operating System (OS) | 83 |
Hackintosh
A Hackintosh (a portmanteau of "Hack" and "Macintosh") is a computer that runs Apple's Macintosh operating system macOS (formerly named "Mac OS X" or "OS X") on computer hardware not authorized for the purpose by Apple. "Hackintoshing" began as a result of Apple's 2005 transition to Intel processors, away fr... | Operating System (OS) | 84 |
TOPS-10
TOPS-10 System (Timesharing / Total Operating System-10) is a discontinued operating system from Digital Equipment Corporation (DEC) for the PDP-10 (or DECsystem-10) mainframe computer family. Launched in 1967, TOPS-10 evolved from the earlier "Monitor" software for the PDP-6 and PDP-10 computers; this was rena... | Operating System (OS) | 85 |
DR-DOS
DR-DOS (written as DR DOS, without a hyphen, in versions up to and including 6.0) is a disk operating system for IBM PC compatibles. Upon its introduction in 1988, it was the first DOS attempting to be compatible with IBM PC DOS and MS-DOS (which were the same product sold under different names).
DR-DOS was dev... | Operating System (OS) | 86 |
DOS XL
DOS XL is a discontinued Disk Operating System (DOS) written by Paul Laughton, Mark Rose, Bill Wilkinson, and Mike Peters and published by Optimized Systems Software (OSS) for the Atari 8-bit family of home computers. It was designed to be compatible with Atari DOS which came shipped with Atari, Inc.'s disk driv... | Operating System (OS) | 87 |
System software
System software is software designed to provide a platform for other software. Examples of system software include operating systems (OS) like macOS, GNU/Linux, Android and Microsoft Windows, computational science software, game engines, search engines, industrial automation, and software as a service a... | Operating System (OS) | 88 |
Friend (operating system)
The Friend OS or the Friend Unifying Platform is a network based Meta Operating System – a technology that can be used implementing a graphical user interface delivered through a browser, with a back-end that behaves like an operating system. This operating system connects resources and end-us... | Operating System (OS) | 89 |
Linux distribution
A Linux distribution (often abbreviated as distro) is an operating system made from a software collection that includes the Linux kernel and, often, a package management system. Linux users usually obtain their operating system by downloading one of the Linux distributions, which are available for a ... | Operating System (OS) | 90 |
Apple DOS
Apple DOS is the family of disk operating systems for the Apple II series of microcomputers from late 1978 through early 1983. It was superseded by ProDOS in 1983. Apple DOS has three major releases: DOS 3.1, DOS 3.2, and DOS 3.3; each one of these three releases was followed by a second, minor "bug-fix" rele... | Operating System (OS) | 91 |
AmigaOS
AmigaOS is a family of proprietary native operating systems of the Amiga and AmigaOne personal computers. It was developed first by Commodore International and introduced with the launch of the first Amiga, the Amiga 1000, in 1985. Early versions of AmigaOS required the Motorola 68000 series of 16-bit and 32-bi... | Operating System (OS) | 92 |
HDOS
HDOS is an early microcomputer operating system, originally written for the Heathkit H8 computer system and later also available for the Heathkit H89 and Zenith Z-89 computers. The author was Heath Company employee Gordon Letwin, who later was an early employee of Microsoft and lead architect of OS/2.
HDOS origin... | Operating System (OS) | 93 |
MOSIX
MOSIX is a proprietary distributed operating system. Although early versions were based on older UNIX systems, since 1999 it focuses on Linux clusters and grids. In a MOSIX cluster/grid there is no need to modify or to link applications with any library, to copy files or login to remote nodes, or even to assign p... | Operating System (OS) | 94 |
DOS Plus
DOS Plus (erroneously also known as DOS+) was the first operating system developed by Digital Research's OEM Support Group in Newbury, Berkshire, UK, first released in 1985. DOS Plus 1.0 was based on CP/M-86 Plus combined with the PCMODE emulator from Concurrent PC DOS 4.11. While CP/M-86 Plus and Concurrent D... | Operating System (OS) | 95 |
FunkOS
FunkOS is a real-time operating system (RTOS) developed by Funkenstein Software Consulting, targeting a variety of microcontroller architectures. It is free to use in any project - commercial or otherwise - with few conditions. If the kernel is ported to a new target, that code must also be made available for ... | Operating System (OS) | 96 |
Commodore DOS
Commodore DOS, also known as CBM DOS, is the disk operating system used with Commodore's 8-bit computers. Unlike most other DOSes, which are loaded from disk into the computer's own RAM and executed there, CBM DOS is executed internally in the drive: the DOS resides in ROM chips inside the drive, and is r... | Operating System (OS) | 97 |
Advanced Comprehensive Operating System
Advanced Comprehensive Operating System (ACOS) is a family of mainframe computer operating systems developed by NEC for the Japanese market. It consists of three systems, based on the General Comprehensive Operating System family developed by General Electric, Honeywell, and Bull... | Operating System (OS) | 98 |
System 2
System Two, System II or System 2 may refer to:
Computing
Acorn System 2, the early microcomputer
Atari System 2, the arcade game platform by Atari
Apple System 2, the operating system version for the Apple Macintosh
Capcom System 2, an arcade system board in the 1990s
Cromemco System Two, a computer sy... | Operating System (OS) | 99 |
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