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: 497 This Week
    Last Update:
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  • 2
    AlienVault OSSIM

    AlienVault OSSIM

    Open Source SIEM

    OSSIM, AlienVault’s Open Source Security Information and Event Management (SIEM) product, provides event collection, normalization and correlation. For more advanced functionality, AlienVault Unified Security Management (USM) builds on OSSIM with these additional capabilities: * Log management * Advanced threat detection with a continuously updated library of pre-built correlation rules * Actionable threat intelligence updates from AlienVault Labs Security Research Team * Rich analytics dashboards and data visualization
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    Downloads: 108 This Week
    Last Update:
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  • 3
    FreeFileSync

    FreeFileSync

    Free data backup software to synchronize files and folders

    FreeFileSync is a free Open Source software that helps you synchronize files and synchronize folders for Windows, Linux and macOS. It is designed to save your time setting up and running data backups while having nice visual feedback along the way. _______________________________________________________________ DOWNLOAD LINKS (official homepage): https://freefilesync.org/
    Downloads: 51 This Week
    Last Update:
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  • 4
    TWiki Enterprise Collaboration Platform

    TWiki Enterprise Collaboration Platform

    Open Source Enterprise Wiki and Web Application Platform

    Enterprise collaboration platform with over 400 extensions. Users without programming skills can create web applications. 50,000 small businesses, many Fortune 500 companies, and millions of people use TWiki, with installations of 100,000s of pages. Visit http://twiki.org/ for the open source TWiki. The TWiki community is focusing on building the best collaboration platform for the workplace. We invite you to GET INVOLVED! More at http://bit.ly/twGetInv.
    Downloads: 19 This Week
    Last Update:
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  • 5
    ZK - Simply Ajax and Mobile
    ZK is an open-source Java framework for building modern web and mobile applications. It enables developers to create rich, interactive UIs using only Java — no JavaScript required. With 200+ Ajax-powered components, event-driven architecture, and support for popular technologies like Spring, Java EE, and JSP/JSF, ZK makes it simple to deliver powerful and user-friendly web applications.
    Downloads: 6 This Week
    Last Update:
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  • 6
    Pydio Cells

    Pydio Cells

    Formerly AjaXplorer, file sharing platform for the enterprise

    Pydio Cells is the mature open source alternative to dropbox and box, for the enterprise. Why building your own box? You need to access your documents across multiple devices, and regularly share documents (weblinks) and folders with your contacts and teams. Still, using a consumer SaaS box or drive service is neither practical nor safe. And enterprise SaaS box or drive services are expensive and come with Disk Storage that you already have on your servers or private cloud. How to build your own box with Pydio? Easily install Pydio on your servers or cloud of choice, Simply share documents and folders with your teams, Administrate your box with an Entreprise grade console (rights, groups, plug ins), Access documents with a Web Gui, Smartphones and tablet apps (iOS, Android), Sync folders on your computer (PC, Mac, Linux).
    Downloads: 5 This Week
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  • 7
    HTTPS-PROXY-WINDOWS

    HTTPS-PROXY-WINDOWS

    supports https and http protocol proxy;

    The project provides browser http proxy proxy service, supports https and http protocol proxy; can deploy multi-level proxy; supports TLS protocol encryption; mainly uses tools for accessing external websites with intranet hosts;
    Downloads: 9 This Week
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  • 8
    Capivara is a graphical file transfer and file synchronization application. It supports network protocols such as SFTP and FTP.
    Downloads: 5 This Week
    Last Update:
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  • 9
    MeanOS

    MeanOS

    The smallest and the most powerful operating system.

    The first decentralized, artificially intelligent, MEAN.js stack, operating system. Mean OS is the only operating system hosted anonymous using a P2P network and a suite of non-standard in-browser delivery mechanisms. Mean OS is specifically designed to support both Brave and Tor but is compatible with all other major browsers. Mean OS is Proud to be a BRAVE and TOR supporter, be free!!
    Downloads: 4 This Week
    Last Update:
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  • 10
    phpSysInfo
    phpSysInfo is a customizable PHP Script that parses /proc, and formats information nicely. It will display information about system facts like Uptime, CPU, Memory, PCI devices, SCSI devices, IDE devices, Network adapters, Disk usage, and more.
    Downloads: 1 This Week
    Last Update:
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  • 11
    phpMyAdmin

    phpMyAdmin

    A software tool to bring MySQL to the Web

    phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web. Currently it can create and drop databases, create/drop/alter tables, delete/edit/add columns, execute any SQL statement, manage indexes on columns.
    Downloads: 1 This Week
    Last Update:
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  • 12
    RabbitProxyServer
    Proxy server. There are the read-only mirror of github. Home: https://github.com/KangLin/RabbitProxyServer.git
    Downloads: 1 This Week
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  • 13
    DropYet

    DropYet

    It's the simple cloud.

    With DropYet you can manage your personal files in the easiest way. And it's not that bad looking. :) Enjoy the security, simplicity and beauty of DropYet. Upload, rename and delete files. The simpliest manager of files and folders. Furthermore, there are more features like securely sharing files, password encryption and encrypted file detection. Setting it up is easier than ever before. Just try DropYet. Currently working on MORE features for you. Now with Dark Mode! Requirements: PHP (recommended is 7 and higher), HTML, cURL, sendmail Read everything else on our website! :) https://dropyet.maximiliansixdorf.de/en
    Downloads: 0 This Week
    Last Update:
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  • 14
    GTCop Professional Security Appliance aims to provide a powerful tool for satellite communications, with enhanced QoS and bandwidth controls. As derived from IPCop Firewall, it is a stable, secure, easy to configure and maintain GNU/Linux firewall box.
    Downloads: 0 This Week
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  • 15
    JK Dnews Webmin Project is a power web-based dnews Server admin program written in PHP. No SQL needed, The script is easy to configure, very fast and reliable.
    Downloads: 0 This Week
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  • 16
    Internet Control Firewall Intrusion Detection and Logger for Inbound and Outbound Traffic. Watches Files and Directories, Drive and Memory Protection.
    Downloads: 0 This Week
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  • 17
    A php application that provides a web-based graphical interface similar to apache directory listing. Functions:copy, move, delete, rename files, etc. For more detail, please go to the official site.
    Downloads: 0 This Week
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  • 18
    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: 0 This Week
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  • 19
    Tracefrog is a program that gives you the real time web page's update. You can track the web pages you interested for any web sites with any part. (no matter it provides RSS or not).
    Downloads: 0 This Week
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  • 20
    Web-based tool for developers and administrators to access into Oracle. Written in PHP to allow view,manage and export Oracle objects (tables, view,index,package, procedure, trigger..) over WWW (like phpMyAdmin, phpOraAdmin or funkctions like TOAD)
    Downloads: 0 This Week
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  • 21
    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
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  • 22
    Backup Easy is a software for automatic backup of folders and files at chosen day and time. A graphical interface provides clear, easy control. Remote backup to FTP, FTP over SSL or SFTP server is supported.
    Downloads: 16 This Week
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  • 23
    OmniEdge

    OmniEdge

    Bringing intranet on the internet with Zero-Config Mesh VPNS.

    OmniEdge is an Open source p2p layer 2 , zero-config mesh VPN infrastructure, a traditional VPN, AWS VPC, Ngrok, DDNS alternative. No central server, easy to scale with less maintenance. What happens in intranet, stays in in intranet.
    Downloads: 52 This Week
    Last Update:
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