Browse free open source System software and projects for Windows below. Use the toggles on the left to filter open source System software by OS, license, language, programming language, and project status.

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  • 1
    An easy to use Development Environment for OS developers to design, write, compile, test, and publish new or existing OS projects with ease.
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    Downloads: 27 This Week
    Last Update:
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  • 2
    The Wizard's Apprentice is an application that allows you to ask questions from a script. It uses Windows dialog boxes in the so-called Wizard style: dialogs asking one question at a time, with a Back button, a Next button and a Cancel button.
    Downloads: 4 This Week
    Last Update:
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  • 3
    Tpl makes it easy to serialize your C data using just a handful of API functions. The data is stored in its native binary form for maximum efficiency. C, Perl and XML supported. Data is portable across CPU types and OS's from Unix to Mac to Windows.
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    Downloads: 4 This Week
    Last Update:
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  • 4
    Weka4OC GUI for Overlapping clustering

    Weka4OC GUI for Overlapping clustering

    Weka4OC: Weka for Overlapping Clustering is a GUI extending WEKA

    This is a GUI application for learning non disjoint groups based on Weka machine learning framework. It offers a variety of learning methods, based on k-means, able to produce overlapping clusters. The application also contains an evaluation framework that calculates several external validation measures. The application offers a visualization tool to discover overlapping groups.
    Downloads: 2 This Week
    Last Update:
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    Cut Data Warehouse Costs by 54%

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  • 5

    Launcher Creator

    Create your simple portable autorun!

    Create your simple portale Autorun Application. No require programming skill. Just click! and set event for your small application.
    Downloads: 3 This Week
    Last Update:
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  • 6
    xfer9860 works with the fx-9860G (AKA Graph85) versions of Casio's graphing calculators. It allows you to transfer files to your calculator, and works on platforms where libusb is available - including Linux and Windows.
    Downloads: 2 This Week
    Last Update:
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  • 7
    PlusOS (Plus Operating System)

    PlusOS (Plus Operating System)

    OS bootable from Linux,Windows and others partitions as auxiliary OS

    Plus operating system is hobby project. That's built to run as auxiliary OS with Major OS like Windows and Linux etc..bootable with grub2 and own boot loader.focused on eBook reading software(PDF,EPUB,MOBI,DJVU,CHM...).with programs like calculator, notepad,source code editor, hex viewer, text viewer,image viewer and many games.VESA 32bpp GUI from startup.read-only plus maybe writing support for standard file systems FAT/NTFS/EXT/CDFS.codec for archives(ZIP,RAR,7z,GZ ...).codec for image formats(JPG,BMP,GIF,PNG...).video player or at least thumbnails extract(AVI,MKV,MP4,3GP...). mountable as filesystem from ISO,ISZ file.generic drivers VBE,USB,HD Audio,Keyboard, mouse.bootable on qemu and of course on real computer systems.at least all drivers for one computer (my) this is primary goal. In summary goal is building a stable and usefull OS. A Project By Arshad Latti. Support PlusOS project on patreon https://www.patreon.com/arshadlatti to encourage.
    Downloads: 2 This Week
    Last Update:
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  • 8

    MSP430-Ada

    Ada compiler support for TI MSP430 processors

    Compiler and device support for Ada programs on the ultra-low-power TI MSP430 microcontrollers. This project builds on the Gnu Gnat/GCC Ada compiler, the Sourceforge mspgcc back-end and MSP430 CPU support. It was inspired by the Sourceforge AVR-Ada project.
    Downloads: 1 This Week
    Last Update:
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  • 9
    The Prolog Expert System Shell (PESS) is a software that generates ES using basically two components: Knowledge Base, used by the ES to guide its decisions making, and Inference Machine, cable of collection the rules and generating new facts.
    Downloads: 1 This Week
    Last Update:
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    Go from Code to Production URL in Seconds

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  • 10
    Sakura is a Knowledge Navigator and User Interface for UNIX, which implements HyperMedia and its own windowing and packing system, both in the main program and in an extensive API for Tcl and other languages.
    Downloads: 1 This Week
    Last Update:
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  • 11
    Framework for software component integration, interoperability and adoptability through a XML based vocabulary: Software Component Integration Mark-up Language (SCIML)
    Downloads: 1 This Week
    Last Update:
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  • 12
    melon is a set of toolkits and libraries designed to bridge the gap between Visual Basic 6 and the Windows API. While melon is designed primarily for VB developers, it can be used by other high-level languages as well. Development of the next major relea
    Downloads: 1 This Week
    Last Update:
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  • 13
    The 1-Wire Net PD Kit is an open source library designed for the portability of 1-wire applications to various target platforms. This API provides all of the 1-Wire Net services to communicate with Dallas Semiconductor's 1-Wire devices including iButtons.
    Downloads: 0 This Week
    Last Update:
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  • 14
    7-Zip-NBinding
    .NET wrapper for 7Zip, based on 7-Zip-JBinding, produced with IKVM. Extracts (password protected, multi-part) 7z Zip Rar Tar Split Lzma Iso HFS GZip Cpio BZip2 Z Arj Chm Lhz Cab Nsis Deb Rpm Udf archives. Archive creation/more formats coming soon.
    Downloads: 0 This Week
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  • 15
    A.L.M.O.S.S.
    ALMOSS is a application lifecycle management with open source software.
    Downloads: 0 This Week
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  • 16
    Portable application launcher and updater. Main features: - run any executable - set environment variables - check for application updates - send crash information
    Downloads: 0 This Week
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  • 17
    ALiVE
    A tool that helps develope the course of cognitive thought processes through software. This tool will look at the raw hex code of any input. It establishes pattern recognition over a mesured time incrament that in itself is at a different pace.
    Downloads: 0 This Week
    Last Update:
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  • 18
    Our goal is to create a library extension that has the ability to seamlessly intergrates with the C++ standard template library, but does not subtitute it. This will include standard and proprietary libraries.
    Downloads: 0 This Week
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  • 19
    AccesStream is a Java-based, embeddable identity and access management (IAM), security and access reporting platform. AccesStream includes Single Sign-On using SAML 2.0 and provides profile storage with LDAP v3 access for integration with Linux PAM
    Downloads: 0 This Week
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  • 20
    A main aim of this project is to deliver an infrastructure for HL-7 v3 compilant messages exchange. This infrastructure should be based on existing real time queueing system such as Apache ActiveMQ. A product of this project does not include user interfa
    Downloads: 0 This Week
    Last Update:
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  • 21
    Beamology

    Beamology

    Beamology: Semicom Project Management

    Beamology is the leading field of project management for SuperWikia Alpha semicom codesmiths. Its residency programs offer vital resources for SuperWikia vertical environment development and utilities needed for SA-VEC certification. Beamology residents are automatically licensed to access the Transcom system.
    Downloads: 0 This Week
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  • 22
    BeyondInstall is a powerful multi-platform Java installer builder that generates native installers for Java applications on any OS. The tool features rich functions, robust extensibility,beautiful user interface and easy of use.
    Downloads: 0 This Week
    Last Update:
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  • 23
    Autopatch Update whit Critical Updates Windows XP since 2003 to September 2006 in a PacthInstall Autorepair® Version ENU
    Downloads: 0 This Week
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  • 24
    It moves by itself inside networks like virus infection & plagues, it is being written to solve computer virus problem drastically and responsibly. It is legal, free and open for public domain to improve W3 ICT Security.
    Downloads: 0 This Week
    Last Update:
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  • 25
    This project tries to design and implement a flexible, system independent bug tracking system with highly customizable workflow, operating on a(ny) database. Programming language is Java. Programming model is Java Servlet.
    Downloads: 0 This Week
    Last Update:
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