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
    uGet - Download Manager
    uGet, the Best Download Manager for Linux. uGet is a lightweight yet powerful Open Source download manager for GNU/Linux developed with GTK+, which also comes packaged as a portable Windows app. - Quick Links - Features: https://ugetdm.com/features Screenshots: https://ugetdm.com/screenshots Blog: https://ugetdm.com/blog Support: https://ugetdm.com/qa Frequently Asked Questions (FAQs): https://ugetdm.com/qa/faq RSS Feed: https://ugetdm.com/rss GitHub: https://github.com/ugetdm
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    Downloads: 645 This Week
    Last Update:
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  • 2
    ClipAngel

    ClipAngel

    Clipboard history capture and paste tool

    This program belongs to class "Clipboard Manager". It captures many clipboard objects and allows user to select and paste one in any program. Inspired by analogs: ClipDiary, Ditto, AceText. Main priorities: usability, compatibility, reliability. Requires .Net Framework 4.52+ (Windows Vista+/Server 2008+)
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    Downloads: 377 This Week
    Last Update:
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  • 3
    Classic Shell

    Classic Shell

    Start menu and Windows enhancement software

    Classic Shell adds some missing features to Windows 7, 8, 8.1 and Vista like a classic start menu, toolbar for Explorer and others. Note: The software available here is not the latest version. Visit the new website www.classicshell.net to download the latest version and to access the new forums and documentation.
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    Downloads: 225 This Week
    Last Update:
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  • 4
    KShutdown

    KShutdown

    A graphical shutdown utility for Linux and Windows

    KShutdown is a graphical shutdown utility for Linux and Windows. It allows you to turn off or suspend a computer at a specified time. It features various time and delay options, command-line support, and notifications.
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    Downloads: 153 This Week
    Last Update:
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  • 5
    SystemTrayMenu

    SystemTrayMenu

    SystemTrayMenu - Browse and open your files easily

    SystemTrayMenu is an open source 'Desktop Toolbar' or 'Start Menu' alternative. It offers a clear, personalized menu which can be controlled via keyboard, mouse or touchscreen. Files, links and folders are organized in several levels as dropdown menus. Various options like appearance, hotkey, autostart and behavior can be adjusted. It is written in C# and using .NET 7. SystemTrayMenu is portable, so it does not need to be installed. After downloading the zip file, unzip the folder, then start SystemTrayMenu.exe. After starting the application the first time you have to choose the root directory. In this directory you should put shortcuts, files and folders (App, Game, Script, URL, Network), which you are often using and especially when you can not find them over the windows start menu search. You can also consider to put there all files from your desktop. If you have ideas, questions or a problem you can contact the developer Markus Hofknecht via GitHub or email.
    Downloads: 18 This Week
    Last Update:
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  • 6
    Wcd is another Norton Change Directory (NCD) clone. Wcd is a command-line program to change directory fast. It includes a full screen interactive directory tree browser with speed search and a fast way to choose between multiple matches.
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    Downloads: 6 This Week
    Last Update:
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  • 7
    GeoShell is a Windows Shell Replacement. It replaces the standard 'Start Menu', 'Desktop', 'Task Bar' and 'system tray' of windows with a smaller, faster, and more configureable program, with an extensible bar-oriented minimal interface.
    Downloads: 2 This Week
    Last Update:
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  • 8
    The Sino Project is an Open Source initiative that utilized code developed by the Chinese government. Sino Linux Middleware v3.0 and Mobile Business Application Suites are built and tested in conjunction with the OSDL in a high volume, enterprise read
    Downloads: 1 This Week
    Last Update:
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  • 9
    VeilClip

    VeilClip

    Offline clipboard manager for Windows with history, search, and locked

    VeilClip is an open-source, offline clipboard manager for Windows 10 and Windows 11. It stores copied text, links, images, and file paths locally on your PC so you can search, pin, edit, reuse, and protect them later without a cloud account. Main features: - Clipboard history for text, links, images, and file paths - Fast search by content and source application - Favorites and pinned reusable items - Locked Notes protected by a PIN - Built-in text and image editing - Local backup, export, and import - Multi-language interface - Offline-first and privacy-focused design VeilClip uses local storage and does not require a cloud account for normal use.
    Downloads: 1 This Week
    Last Update:
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  • 10
    A modern secure, robust, multithreaded, exception aware, internationalisable, portable GUI toolkit library designed for mission-critical work in C++ and Python forked from the FOX library. Replicates the Qt API in many places.
    Downloads: 0 This Week
    Last Update:
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  • 11
    LUD, LuValley-based Unified Desktop, tries to create a unified virtual desktop for X11 based on VMMs, such as LuValley and KVM etc.. By LUD, a user can manage windows from different VMs (local or remote) as well as the windows of the host desktop.
    Downloads: 0 This Week
    Last Update:
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  • 12
    WeatherMatrix project that weather remind service suit,is consist of wxWeather that client side,weather reminder program wxWidget-based and Weather Community that wxWeather auxiliary part,server side,provide opening weather service.
    Downloads: 0 This Week
    Last Update:
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  • 13
    reslog reverse-resolves IPs in Apache log files. The result can then be analyzed by another program, like Analog. You can think of it as a replacement of the Apache HostNameLookups directive, in the sense that it resolves client IPs altogether once a d
    Downloads: 0 This Week
    Last Update:
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