Windows Operating System Downloads

DEX Extensible Operating System is an operating system specifically designed for educational and research use. DEX Extensible Operating System allows for the dynamic reconfiguration and customization of various system services using concepts found in extensible operating systems. It aims to...

Inferno is a compact operating system designed for building distributed and networked systems on a wide variety of devices and platforms. Inferno was originally developed at Bell Labs (the research division of Lucent Technologies). Inferno Operating System is a well-designed, economical...

The Contiki Operating System is mostly known as an operating system for networked embedded systems. A few years ago, however, Contikis primary claim to fame was its Commodore 64 port. With the help of JAC64, a Java-based C64 emulator developed by my colleague and fellow Contiki developer Joakim...


Platforms: *nix

Amiga Research Operating System (AROS) is a portable and free desktop operating system aiming at being compatible with AmigaOS 3.1, while improving on it in many areas. The source code is available under an open source license, which allows anyone to freely improve upon it. Goals The goals of...


Platforms: *nix

Windows 7 system optimizer: this is a multi-functional system performance and optimization suite for Windows 7. This collection of tools lets you supercharge your PC's performance, enhance its security, tweak and optimize its settings, and customize and personalize your screens. Registry Cleaner...


Platforms: Windows, Mac, Other, Pocket PC, Android, BlackBerry, iPhone, iPod, iTouch, Palm

System Backup and Restore is a reliable and practical tool for restoring Windows Operating System and recovering deleted files from NTFS and FAT partitions. It has a straightforward and neatly designed interface, which makes every operation visible. System Backup and Restore works with Windows...


Platforms: Windows, Other

LoseThos is a 64-bit, multi-cored, ring 0 only, preemptive multi-tasking, open source, public domain, free, x86 PC operating system written from scratch. It is not a unix. Its purpose is for recreational programming. It has no networking. You will dual boot LoseThos or run it in VMWare because it...


Platforms: Not Applicable

Display System Information for Windows Operating System, similar to Windows Control Panel. This includes all Visual Basic source code so that you can add this feature to your own applications.


Platforms: Windows

Tampa Network Operating System (TNOS) is an Amateur Radio application providing a BBS, chat, and many other internet servers. It has been in development since 1991 and is used world-wide.The current release (3.0) is ONLY available (at this time) via


Platforms: *nix

Check your Windows sound system script finds out if the sound hardware on your windows PC is working properly.


Platforms: Windows, Python,

True System Security Tweaker is a freeware security utility for tweaking and optimizing Windows operating system. It can simply be used as a portable application to customize and secure your PC to meet your safety requirements. You can define access level to lots of Control Panel applet functions...


Platforms: Windows

PrepKit A+ 220-302, A+ Operating System (2003) is an interactive software application that helps you learn, tracks your progress, identifies areas for improvements and simulates the actual exam. This PrepKit contains 5 interactive practice tests with over 490 challenging questions guaranteed to...


Platforms: Windows

WinOne is a Command Language Interpreter, similar in concept to the shell CMD.EXE, except that WinOne has been designed to enable you get the most out of your Windows operating system. WinOne attempts to make Windows easier to use and to make you more productive when there is a need to work at...


Platforms: Windows

Data Recovery Software is read-only and non-destructive utility to salvage lost, deleted files and folders from hard disk drive partitions created or updated on windows operating system with support to IDE, SATA, EIDE and SCSI hard disk standards. Data Recovery for Windows tool helps you recover...


Platforms: Windows, Windows 8, Windows 7, Windows Server

Slow down, freeze, crash, and security threats are over. Windows 7 system suite is a comprehensive PC care utility that takes a one-click approach to help protect, repair, and optimize your computer. It provides an all-in-one and super convenient solution for PC maintenance and protection. All...


Platforms: Windows, Mac, Other, Pocket PC, Android, BlackBerry, iPhone, iPod, iTouch, Palm

Retrieve serial number used by your Windows operating system.


Platforms: Windows

One of the most advanced and usable Windows disk recovery software that provides highly powerful hard disk recovery tools for all Windows Operating System users. This disk recovery Windows tool provides finest data recovery solution for Windows 7 hard drive also. Recover Data for Windows disk...


Platforms: Windows

Windows partition recovery tool is outstanding deleted partition recovery software to recover deleted files and folders from FAT & NTFS partitions of Windows Operating System. Windows Data Recovery software streamlined layouts makes user friendly with the software during partitions data recovery...


Platforms: Windows

The goal of the Basic Operating System (BOS) project is to write a new modular and fast operating system in NASM and GCC.


Platforms: Windows, Mac, Linux

JNode is a Java New Operating system Design Effort. JNode is a simple to use and install Java operating system for personal use on modern devices. Any java application runs on it, fast and safe. See our homepage for additional information.


Platforms: Windows, Mac, Linux