Article · Wikipedia archive · Last revised Jun 11, 2026

Visopsys

Visopsys, is an operating system, written by Andy McLaughlin. Development of the operating system began in 1997. The operating system is licensed under the GNU GPL, with the headers and libraries under the less restrictive LGPL license. It runs on the 32-bit IA-32 architecture. It features a multitasking kernel, supports asynchronous I/O and the FAT line of file systems. It requires a Pentium processor.

Last revised
Jun 11, 2026
Read time
≈ 1 min
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339 w
Citations
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Source
Wikipedia ↗
Visopsys
DeveloperAndy McLaughlin
Written inC, Assembly language
Source modelOpen source
Initial release2 August 2001 (2001-08-02)
Latest release0.92 / 21 September 2023 (2023-09-21)
Kernel typeMonolithic
LicenseGPL, LGPL
Official websitevisopsys.org

Visopsys (Visual Operating System), is an operating system, written by Andy McLaughlin.1 Development of the operating system began in 1997.2 The operating system is licensed under the GNU GPL, with the headers and libraries under the less restrictive LGPL license.3 It runs on the 32-bit IA-32 architecture.4 It features a multitasking kernel, supports asynchronous I/O and the FAT line of file systems.5 It requires a Pentium processor.6

History

The development of Visopsys began in 1997, being written by Andy McLaughlin.13 The first public release of the Operating System was on 2 March 2001, with version 0.1.7 In this release, Visopsys was a 32 bit operating system, supporting preemptive multitasking and virtual memory.1

System overview

Visopsys uses a monolithic kernel,8 written in the C programming language, with elements of assembly language for certain interactions with the hardware.3 The operating system supports a graphical user interface, with a small C library.5

References

References

  1. McLaughlin, Andy (2 June 2003). Loli, Eugenia (ed.). "Introducing the Visopsys OS". OSNews. Retrieved 17 April 2018.
  2. Johnston, Darrel (January 2012). "Alternate OS: Visopsys". PCLinuxOS Magazine. Vol. 60. p. 15. Retrieved 17 April 2018.
  3. "About Visopsys". visopsys.org. 21 September 2023. Retrieved 30 April 2025.
  4. "Uma junção dos SOs do mercado sem os problemas conhecidos" [A combination of the OSs on the market without the known problems]. TechTudo (in Brazilian Portuguese). Retrieved 17 April 2018.
  5. Lindner, Mirko (22 September 2016). "Visopsys 0.8: Das Beste aus allen Betriebssystemen" [Visopsys 0.8: The best of all operating systems]. Pro-Linux.de (in German). Retrieved 17 April 2018./
  6. Bigo, Łukasz (1 February 2007). "Dziwne, ciekawe, nieznane: Visopsys 0.66" [Strange, Interesting, Unknown: Visopsys 0.66]. PC World (in Polish). Archived from the original on 27 November 2022. Retrieved 17 April 2018.
  7. "Visopsys News". visopsys.org. Retrieved 17 April 2018.
  8. McLaughlin, Andy (19 August 2004). "Visopsys 0.41 Released; An Introduction OS". OSNews. Retrieved 17 April 2018.
External links