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  • 1

    FPC DOS

    an MS-DOS compatible OS, written in Pascal and i8086 assembly

    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    The FreeDOS Project

    The FreeDOS Project

    FreeDOS is an open source DOS-compatible operating system

    FreeDOS is an open source DOS-compatible operating system that you can use to play classic DOS games, run legacy business software, or write new DOS programs. Any program that works on MS-DOS should also run on FreeDOS.
    Downloads: 60 This Week
    Last Update:
    See Project
  • 3
    Perix Operating System - 16/32/64 Bit
    Perix is a 16/32/64-Bit protected mode kernel, bootable and capable of running with or without an operating system. It is written in Turbo Pascal 7.0 for DOS, Delphi 7.0, Pascal Pro, Virtual Pascal v2.1, Delphi XE2 64-Bit, TASM, TASM32 and JWASM. The latest version, 0.01I, supports multi-processor. Added Open Watcom C++ and Borland C++ examples.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 4

    WFDOS

    A multiplatform, DOS-like operating system

    This project was started as an implementation of DOS for homebrew computers. Its design stresses simplicity, adaptability, and flexibility. The operating system is largely written in C, allowing it to more easily be ported to other targets. The initial implementation will be for the Intel 8086; however, there are plans to port it to architectures based on the Z80, ARM, and amd64 as well.
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 5
    Merge the Solaris downstream version of GRUB legacy GPL source code into GRUB4DOS
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6

    MiniTAK Operating System

    A small operating system, compatible with MS-DOS, written in assemly

    ...And now in 2014, I want to publish it to the world. This operating system supports FAT12 file system, and allow to run many MS-DOS applications.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 7

    ultrasystem

    an os for x86 computers based on mikeos

    this is an os for x86 computers it is based on a number of other operating systems. i will keep you updated right now just cleaning up code.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    An operating system kernel designed with simplicity, readability, and elegance in mind. No longer written from scratch, but built on "the shoulder of giants." Specifics are given in the CREDITS file starting from v0.04
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Real-time, modular, microkernel-based operating system under development for i386. The first goal is to support 32-bit DOS protected mode applications made with DJGPP as well as native applications.
    Downloads: 2 This Week
    Last Update:
    See Project
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  • 10
    Pebble is a 32-bit operating sytem for IA-32 systems. It can run MS-DOS and DPMI compatible applications and will provide advanced features such as multitasking and paging. It will be a good platform to run old MS-DOS and embedded programs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    FreeOS/1
    FreeOS/1 is a Free, Open Source, FreeDOS based Free and Open Source Alternative OS, with open source Microsoft Windows compatibility using HXDOSExtender KernelEx,and ReactOS source code. FreeOS/1 will include new technologies and will be easy to use
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Perix is a MS-DOS compatible program, capable of running without an underlining OS. It is written in Turbo Pascal and Assembly. All parts of system are distributed under terms of the GNU General Public License v2.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    JonOS is an open source 16 bit operating system written 100% in assembly.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    Linux kernel patch to allow 8086/DOS programs to be executed in virtual 8086 mode under 64-bit Linux
    Downloads: 1 This Week
    Last Update:
    See Project
  • 15
    DOS/32 Advanced DOS Extender is a drop-in replacement for the DOS/4GW DOS Extender and compatibles. Being fast, small and flexible DOS/32A can be used in many environments, from embedded systems to DOS emulators, by both developers and end users alike.
    Leader badge
    Downloads: 30 This Week
    Last Update:
    See Project
  • 16
    Pascal Operating System, That will translate Freedos to Pascal --OSPine written in Turbo Pascal and NASM. I think now I will make all that useful before I release. Thank for Feedback (^_^)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    SD is a new operating system developed in the Pascal language (FreePascal, FPC/FPK) and NASM for IA-32. It's main purpose is to provide a fast and simple 32-bit multitasking OS. The OS must have several DOS, Windows and Linux features and maybe Win32 emu.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Fast, multi-threaded OS for PCs and 386+ based embedded systems. Runs many DOS, DPMI and Win32 console programs. 100% assembly with segment protection.
    Downloads: 8 This Week
    Last Update:
    See Project
  • 19
    This is GIMI, the Graphical Interfaced Multitasking Interpreter. One of the few GUIs made in QuickBASIC featuring multitasking. This one has its own script language for making programs, damm fast SVGA modes, lots of programs, and more!
    Leader badge
    Downloads: 7 This Week
    Last Update:
    See Project
  • 20
    RMF-DOS is a project to create a compact, 8086-compatible, free clone of MS-DOS.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    Tesoro is an open source operating system project fully written in x86 Assembler language. The architecture is partially based on some QNX ideas and some fresh ideas. It combines low level assembler coding (e.g. microkernel with extremely fast task switch
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    XOA-DOS is a DOS-like operating system implemented in x86 assembly, syntax NASM. It intends to be an educational project.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    Micro-80 aims to simulate a Z80 homebrew computer down to the bare metal: 64K RAM, ADM-3A terminal, parallel port, serial port and...3.5" 1.44MB floppy drive?!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    A distribution of FreeDOS which strives for Ease-Of-Use and Stability, aiming to offer a regular release schedule, utilizing the wide range of DOS-APPS available.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 25
    Computer Manager is the first OS that takes advantage of the DOS and Linux filesystems. It also makes doing jobs easier for everyone. Once it is complete, it will be made available to everyone!
    Downloads: 0 This Week
    Last Update:
    See Project
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