List of operating systems

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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 existing Wikipedia article or citation to a reliable source.

Contents

Proprietary[edit]

Acorn Computers[edit]

Amiga Inc.[edit]

Apple Inc.[edit]

Apollo Computer[edit]

Atari[edit]

BAE Systems[edit]

Be Inc.[edit]

Bell Labs[edit]

Non-Unix Operating Systems:

Bull SAS[edit]

Burroughs Corporation[edit]

Control Data Corporation[edit]

  • Chippewa Operating System (COS)
    • MACE (Mansfield and Cahlander Executive)
      • Kronos (Kronographic OS)
        • NOS (Network Operating System)
          • NOS/BE NOS Batch Environment
          • NOS/VE NOS Virtual Environment
    • SCOPE (Supervisory Control Of Program Execution)
    • SIPROS (for Simultaneous Processing Operating System)
  • EP/IX (Enhanced Performance Unix)

Convergent Technologies[edit]

Data General[edit]

DataPoint[edit]

  • CTOS Z-80 based, Cassette Tape Operating System for early desktop systems. Capable of up to 8 simultaneous users. Replaced by DataPoint DOS.
  • DOS Intel 808x/80x86-based, Disk Operating Systems for desktop systems. Capable of up to 32 users per node. Supported a sophisticated network of nodes that were often purpose-built. The name DOS was used in these products login screens before it was popularized by IBM, Microsoft and others.

DDC-I, Inc.[edit]

  • Deos Time & Space Partitioned RTOS, Certified to DO-178B, Level A since 1998
  • HeartOS Posix-based Hard Real-Time Operating System

Digital Research, Inc.[edit]

Digital/Tandem Computers/Compaq/HP[edit]

ENEA AB[edit]

  • OSE Flexible, small footprint, high-performance RTOS for control processors

Fujitsu[edit]

General Electric[edit]

Google[edit]

Android 4.0.1 on the Galaxy Nexus
  • Google Chrome OS is designed to work exclusively with web applications. Announced on July 7, 2009, Chrome OS is currently publicly available and was released summer 2011. The Chrome OS source code was released on November 19, 2009 under the BSD license as Chromium OS.
    • Chromium OS is an open source operating system development version of Google Chrome OS. Both operating systems are based on the Linux kernel.
  • Android is an operating system for mobile devices. It consists of Dalvik (userland) with Linux (kernel), with its Linux kernel modified to add drivers for mobile device hardware and to remove unused Vanilla Linux drivers.
  • es is a computer operating system developed originally by Nintendo and since 2008 by Google. It is open source and runs natively on x86 platforms.

Green Hills Software[edit]

Heathkit/Zenith Data Systems[edit]

Hewlett-Packard[edit]

  • HP Multi-Programming Executive; (MPE, MPE/XL, and MPE/iX) runs on HP 3000 and HP e3000 mini-computers.
  • HP-UX; runs on HP9000 and Itanium servers - from small to mainframe-class computers.
  • NonStop OS; runs on HP's NonStop line of Itanium servers.

Honeywell[edit]

Intel Corporation[edit]

  • iRMX; real-time operating system originally created to support the Intel 8080 and 8086 processor families in embedded applications.
  • ISIS-II; "Intel Systems Implementation Supervisor" was THE environment for development of software within the Intel microprocessor family in the early 1980s on their Intellec Microcomputer Development System and clones. ISIS-II worked with 8 inch floppy disks and had an editor, cross-assemblers, a linker, an object locator, debugger, compilers for PLM (PL/I for microprocessors of the 8080/86 family), a BASIC interpreter, etc. and allowed file management through a console.

IBM[edit]

On early IBM mainframes (1400, 1800, 701, 704, 709, 7090, and 7094)[edit]

On IBM S/360, S/370, and successor mainframes[edit]

  • OS/360 and successors on IBM S/360, S/370, and successor mainframes
    • OS/360 (first official OS targeted for the System/360 architecture),
      Saw customer installations of the following variations:
      • PCP (Primary Control Program, a kernel and a ground breaking automatic space allocating file system)
      • MFT (original Multi-programming with a Fixed number of Tasks, replaced by MFT II)
      • MFT II (Multi-Programming with a Fixed number of Tasks, had up to 15 fixed size application partitions, plus partitions for system tasks, initially defined at boot time but redefinable by operator command)
      • MVT (Multi-Programming Variable Tasks, had up to 15 application regions defined dynamically, plus additional regions for system tasks)
    • OS/VS (port of OS/360 targeted for the System/370 virtual memory architecture, "OS/370" is not correct name for OS/VS1 and OS/VS2, but rather refers to OS/VS2 MVS and MVS/SP Version 1),
      Customer installations in the following variations:
      • SVS (Single Virtual Storage, both VS1 & VS2 began as SVS systems)
      • OS/VS1 (Operating System/Virtual Storage 1, Virtual-memory version of MFT II)
      • OS/VS2 (Operating System/Virtual Storage 2, Virtual-memory version of OS/MVT but without multiprocessing support)
    • MVS/SE (MVS System Extensions)
    • MVS/SP (MVS System Product)
    • MVS/XA (MVS/SP V2. MVS supported eXtended Architecture, 31-bit addressing)
    • MVS/ESA (MVS supported Enterprise System Architecture, horizontal addressing extensions: data only address spaces called Dataspaces; a Unix environment was available starting with MVS/ESA V4R3)
    • OS/390 (Upgrade from MVS, with an additional Unix environment)
    • z/OS (OS/390 supported z/Architecture, 64-bit addressing)
  • DOS/360 and successors on IBM S/360, S/370, and successor mainframes
    • BOS/360 (early interim version of DOS/360, briefly available at a few Alpha & Beta System/360 sites)
    • TOS/360 (similar to BOS above and more fleeting, able to boot and run from 2x00 series tape drives)
    • DOS/360 (Disk Operating System (DOS), multi-programming system with up to 3 partitions, first commonly available OS for System/360)
      • DOS/360/RJE (DOS/360 with a control program extension that provided for the monitoring of remote job entry hardware (card reader & printer) connected by dedicated phone lines)
    • DOS/VS (First DOS offered on System/370 systems, provided virtual storage)
    • DOS/VSE (also known as VSE, upgrade of DOS/VS, up to 14 fixed size processing partitions )
    • VSE/SP (program product replacing DOS/VSE and VSE/AF)
    • VSE/ESA (DOS/VSE extended virtual memory support to 32-bit addresses (Extended System Architecture)).
    • z/VSE (latest version of the four decades old DOS lineage, supports 64-bit addresses, multiprocessing, multiprogramming, SNA, TCP/IP, and some virtual machine features in support of Linux workloads)
  • CP/CMS (Control Program/Cambridge Monitor System) and successors on IBM S/360, S/370, and successor mainframes
Further information: History of CP/CMS
  • TPF Line (Transaction Processing Facility) on IBM S/360, S/370, and successor mainframes (largely used by airlines)
  • Unix-like on IBM S/360, S/370, and successor mainframes
  • Others on IBM S/360, S/370, and successor mainframes:
    • BOS/360 (Basic Operating System)
    • MTS (Michigan Terminal System, developed by a group of universities in the US, Canada, and the UK for the IBM System/360 Model 67, System/370 series, and compatible mainframes)
    • RTOS/360 (IBM's Real Time Operating System, ran on 5 NASA custom System/360-75s)[3]
    • TOS/360 (Tape Operating System)
    • TSS/360 (IBM's Time Sharing System)
    • MUSIC/SP (developed by McGill University for IBM System/370)
    • ORVYL and WYLBUR (developed by Stanford University for IBM System/360)

On IBM PC and Intel x86 based architectures[edit]

  • PC DOS / IBM DOS
    • PC DOS 1.x, 2.x, 3.x (developed jointly with Microsoft)
    • IBM DOS 4.x, 5.0 (developed jointly with Microsoft)
    • PC DOS 6.1, 6.3, 7, 2000, 7.10

On other IBM hardware platforms[edit]

International Computers Limited[edit]

  • J and MultiJob for the System 4 series mainframes
  • GEORGE 2/3/4 GEneral ORGanisational Environment, used by ICL 1900 series mainframes
  • Executive, used on the 290x range of minicomputers
  • TME, used on the ME29 minicomputer
  • ICL VME, including early variants VME/B and VME/2900, appearing on the ICL 2900 Series and Series 39 mainframes, implemented in S3
  • VME/K on early smaller 2900s

LynuxWorks (originally Lynx Real-time Systems)[edit]

Micrium Inc.[edit]

  • MicroC/OS-II (Small pre-emptive priority based multi-tasking kernel)
  • MicroC/OS-III (Small pre-emptive priority based multi-tasking kernel, with unlimited number of tasks and priorities, and round robin scheduling)

Microsoft Corporation[edit]

MontaVista Software[edit]

NCR Corporation[edit]

  • TMX - Transaction Management eXecutive

Novell[edit]

Quadros Systems[edit]

  • RTXC Quadros RTOS proprietary C-based RTOS used in embedded systems ows

RCA[edit]

  • TSOS, first OS supporting virtual addressing of the main storage and support for both timeshare and batch interface

RoweBots[edit]

  • DSPnano RTOS 8/16 Bit Ultra Tiny Embedded Linux Compatible RTOS
  • Unison RTOS 32 Bit Open Standards, Linux Compatible, Ultra Tiny Size, Modularity, POSIX-compliant RTOS which supports a variety of wireless modules and provides a complete set of security protocols

Samsung Electronics[edit]

SCO / The SCO Group[4][edit]

  • Xenix, Unix System III based distribution for the Intel 8086/8088 architecture
    • Xenix 286, Unix System V Release 2 based distribution for the Intel 80286 architecture
    • Xenix 386, Unix System V Release 2 based distribution for the Intel 80386 architecture
  • SCO Unix, SCO UNIX System V/386 was the first volume commercial product licensed by AT&T to use the UNIX System trademark (1989). Derived from AT&T System V Release 3.2 with an infusion of Xenix device drivers and utilities plus most of the SVR4 features
    • SCO Open Desktop, the first 32-bit graphical user interface for UNIX Systems running on Intel processor-based computers. Based on SCO Unix
  • SCO OpenServer 5, AT&T UNIX System V Release 3 based
  • SCO OpenServer 6, SVR5 (UnixWare 7) based kernel with SCO OpenServer 5 application and binary compatibility, system administration, and user environments
  • UnixWare
    • UnixWare 2.x, based on AT&T System V Release 4.2MP
    • UnixWare 7, UnixWare 2 kernel plus parts of 3.2v5 (UnixWare 2 + OpenServer 5 = UnixWare 7). Referred to by SCO as SVR5

Scientific Data Systems (SDS)[edit]

SYSGO[edit]

  • PikeOS is a certified real time operating system for safety and security critical embedded systems

Tandy Corporation[edit]

  • TRS-DOS; A floppy-disk-oriented OS supplied by Tandy/Radio Shack for their Z80-based line of personal computers. Eventually renamed as LS-DOS or LDOS.
  • NewDos/80; A third-party OS for Tandy's TRS-80 personal computers.

TRON Project[edit]

Unisys[edit]

UNIVAC (later Unisys)[edit]

Wang Laboratories[edit]

  • WPS Wang Word Processing System. Micro-code based system.
  • OIS Wang Office Information System. Successor to the WPS. Combined the WPS and VP/MVP systems.

Wind River Systems[edit]

  • VxWorks Small footprint, scalable, high-performance RTOS

Other[edit]

Lisp-based[edit]

Non-standard language-based[edit]

Other proprietary non-Unix-like[edit]

Other proprietary Unix-like and POSIX-compliant[edit]

Non-proprietary[edit]

Unix-like[edit]

Research Unix-like and other POSIX-compliant[edit]

Free and open source Unix-like[edit]

Ubuntu, an example of a Unix-like system

Other Unix-like[edit]

Non-Unix-like[edit]

Research non-Unix-like[edit]

Free and open source non-Unix-like[edit]

Disk operating systems[edit]

Main article: DOS
  • 86-DOS (developed at Seattle Computer Products by Tim Paterson for the new Intel 808x CPUs; licensed to Microsoft, became PC DOS/MS-DOS. Also known by its working title QDOS.)
    • PC DOS (IBM's DOS variant, developed jointly with Microsoft, versions 1.0–7.0, 2000, 7.10)
    • MS-DOS (Microsoft's DOS variant for OEM, developed jointly with IBM, versions 1.x–6.2.2 Microsoft's now abandoned DOS variant)
  • Concurrent CP/M-86 3.1 (BDOS 3.1) with PC-MODE (Digital Research's successor of CP/M-86 and MP/M-86)
    • Concurrent DOS 3.1-4.1 (BDOS 3.1-4.1)
      • Concurrent PC DOS 3.2 (BDOS 3.2) (Concurrent DOS variant for IBM compatible PCs)
        • DOS Plus 1.2 (BDOS 4.1), 2.1 (BDOS 5.0) (single-user, multi-tasking system derived from Concurrent DOS 4.1-5.0)
      • Concurrent DOS 8-16 (dual-processor variant of Concurrent DOS for 8086 and 8080 CPUs)
      • Concurrent DOS 286 1.x
      • Concurrent DOS 386 1.0, 1.1, 2.0, 3.0 (BDOS 5.0-6.2)
      • Concurrent DOS XM 5.0, 5.2, 6.0, 6.2 (BDOS 5.0-6.2) (real-mode variant of Concurrent DOS with EEMS support)
        • DR DOS 3.31, 3.32, 3.33, 3.34, 3.35, 5.0, 6.0 (BDOS 6.0-7.1) single-user, single-tasking native DOS derived from Concurrent DOS 6.0)
          • Novell PalmDOS 1.0 (BDOS 7.0)
          • Novell DR DOS "StarTrek"
          • Novell DOS 7 (single-user, multi-tasking system derived from DR DOS, BDOS 7.2)
            • Novell DOS 7 updates 1-10 (BDOS 7.2)
              • Caldera OpenDOS 7.01 (BDOS 7.2)
                • Enhanced DR-DOS 7.01.0x (BDOS 7.2)
                  • Dell Real Mode Kernel (DRMK)
            • Novell DOS 7 updates 11-15.2 (BDOS 7.2)
              • Caldera DR-DOS 7.02-7.03 (BDOS 7.3)
                • DR-DOS "WinBolt"
                • OEM DR-DOS 7.04-7.05 (BDOS 7.3)
                • OEM DR-DOS 7.06 (PQDOS)
                • OEM DR-DOS 7.07 (BDOS 7.4/7.7)
  • FreeDOS (open source DOS variant)
  • ProDOS (operating system for the Apple II series computers)
  • PTS-DOS (DOS variant by Russian company Phystechsoft)
  • TurboDOS (Software 2000, Inc.) for Z80 and Intel 8086 processor-based systems
  • Multi-tasking user interfaces and environments for DOS

Network operating systems[edit]

Web operating systems[edit]

Main article: Web operating system

Generic/commodity and other[edit]

For Elektronika BK[edit]

Hobby[edit]

Embedded[edit]

Personal digital assistants (PDAs)[edit]

Digital media players[edit]

Smartphones and Mobile phones[edit]

Routers[edit]

Other embedded[edit]

Capability-based[edit]

LEGO Mindstorms[edit]

Other capability-based[edit]

See also[edit]

Category links[edit]

References[edit]

  1. ^ "4.5.1. What are the characteristics of the Lisa Workshop?". Lisafaq.sunder.net. 2006-11-12. Retrieved 2013-09-21. 
  2. ^ "Operating System Reference Manual for the Lisa". Pagetable.com. Retrieved 2013-09-21. 
  3. ^ "RTOS: extending OS/360 for real time spaceflight control", J. L. Johnstone, in AFIPS '69 (Spring) Proceedings of the May 14-16, 1969, spring joint computer conference, pages 15-27.
  4. ^ "SCO History by William Bader". Retrieved 2010-03-12. 
  5. ^ "Эльбрус Бабаяна и Pentium Пентковского". Ixbt.com. Retrieved 2013-09-21. 
  6. ^ a b "Capability-Based Computer Systems". Cs.washington.edu. Retrieved 2013-09-21. 
  7. ^ "JNode 0.2.8 Released", Thom Holwerda, OSNews, 4 February 2009.
  8. ^ Jnode: Java New Operating System Design Effort, jnode.org. Retrieved 24 July 2014.
  9. ^ "Fujitsu Extended System Architecture (EXA) Operating System". Fujitsu.com. Retrieved 2013-09-21. 
  10. ^ "HP News - LG Electronics Acquires webOS from HP to Enhance Smart TV". .hp.com. 2013-02-25. Retrieved 2013-09-21. 
  11. ^ "Free GNU/Linux distributions". 2013-04-10. Retrieved 2013-10-01. ; "LibreWRT". 2013-07-25. Retrieved 2013-10-01. 
  12. ^ Wulf, William A.; Harbison, Samual P. "Reflections in a pool of processors - An experience report on C.mmp/Hydra". University of Auckland. p. 945. Retrieved 2013-09-21. 

External links[edit]