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
    vDos

    vDos

    Run DOS applications in Windows.

    vDos is specific to run serious (mainly text mode) DOS applications in Windows 32 or 64-bit, Windows 7 or later. You need at least already use such a DOS application to appreciate vDos. If you don’t, want to play with DOS (or its games): vDos isn’t meant for you! Recent versions (latest 2025.05.01) and the vDos forum are now hosted at: https://www.vdos.info
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    Downloads: 73 This Week
    Last Update:
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  • 2
    i-doit - Open Source CMDB & ITSM Tool

    i-doit - Open Source CMDB & ITSM Tool

    ITIL conform CMDB solution for documenting your entire IT landscape

    i-doit is a web based IT documentation and CMDB. i-doit documents IT-systems and their changes, defines emergency plans, displays vital information and helps to ensure a stable and efficient IT operation: The technical documentation: This means that all information can be organised (details flexibly adjusted), stored and maintained in one place. This allows simple Helpdesk, Support and Planning functions and provides the basis for quality assurance and certification. i-doit allows services to be documented as a logical grouping of objects placed in relation to each other. This provides the basis for (ITIL) processes such as Change and Problem Management, helps to control and manage the SLA (Service Level Agreement) or the communication with users. Its interfaces to other ITSM applications (like Nagios, Request Tracker etc.) allow the entering of data only once in the ITSM environment. i-doit maintains one holistic view of the operational situation.
    Downloads: 56 This Week
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  • 3
    WinSync
    Backup script for Windows based on robocopy Fast backup, syncs changed files only. Space efficient, all duplicate files are Hardlinked. Easy Overview of destination folder Structure: Computer Name > Date_Time > Drive > Folder > File
    Downloads: 8 This Week
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  • 4
    medintux

    medintux

    Gestion de Cabinet Medical / Medical Patient Record

    Since 2 months, new version will arrive in QT5, with better integration of multimedia document and multilanguage support. If you have some specificity in your country, tell us we can integrate it. Medintux est une suite logicielle pour la gestion du cabinet médical et des services hospitaliers. Agrément ROSP, Compatible HAS avec le Vidal ou Thériaque, CIM10, codage CCAM. Liaison Sesam Vitale, Hprim, Apicrypt, Sigems. 100% Paramétrable et personnalisable. Environnement : Fonctionne sous MAC, Linux, PC, Android et mode Web intégré dans un navigateur. Fonctionnalités : Comptabilité, Gestion du dossier patient, Gestion documentaire, Gestion des admissions et des salles d'attentes. Aide à la prescription.... Base de donnée : Gestion client serveur avec Mysql. Supporte des milliers de dossiers sans ralentissement. Une communauté active avec plusieurs centaines d'utilisateurs au quotidien. Medintux est un projet mature utilisable au quotidien
    Downloads: 11 This Week
    Last Update:
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  • 5
    METHIS /data.mill for Excel®

    METHIS /data.mill for Excel®

    Cleanse, correct and enrich customer data directly in Microsoft Excel.

    METHIS /data.mill for Excel is a convenient way to cleanse, correct and enrich personal data of your customers and prospects directly in your Microsoft Excel. Simply mark all data you want to process, right click on them and choose your preferred function. The data will be processed in the blink of an eye and the result is written next to the origin data. Key Features: - check and enrich postal addresses (worldwide) - recognize the gender based on the first name - check the spelling and mail server of email addresses - check and unify phone numbers - resolve information of companies within the European Union - check your records for duplicate entries - split first name and last name - capitalization of names - and more easy-to-use functions ======================================== All functions included in the Excel Add-In are available as API to enable the implementation in custom solutions: https://gateway.methis.at
    Downloads: 2 This Week
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  • 6
    Easy encrypted backups over the Internet (a graphical user interface for Box Backup by Ben Summers and contributors)
    Downloads: 1 This Week
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  • 7
    TagCentric is RFID middleware that controls heterogeneous RFID devices and gathers RFID-related data into a user-specified database. It's cost (free!) and simplicity make it ideal for use by small businesses, RFID testing facilities, and universities.
    Downloads: 1 This Week
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  • 8
    Dies ist der WHO Attack Calculator, mit dem man Angriffe so fuer World Hack (http://world-hack.org) berechnen kann, dass angegeben wird, ob Viren geloescht werden oder nicht.
    Downloads: 1 This Week
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  • 9

    AmsBuild

    A collection of portable apps.

    All Software build by YouvirajNikesh, available here. Click on Browse All Files then In my apps folder: 1. PassKeepV0.1 Other Folders are: 1. AmsPlugins Action (74 Plug-ins) 2. AmsPlugins Object (empty folder)
    Downloads: 0 This Week
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  • 10
    Avenzoar Digital Pathology Tool
    Avenzoar is a one-year exploration of renal cell carcinoma morphology and its related single nucleotide polymorphisms (SNPa) as a method of automating diagnosis of cancer by using a computer-aided decision tree controlled by analytical statistics.
    Downloads: 0 This Week
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  • 11
    Moved to sf.net/projects/cloveretl/ !!! CloverETL is a Java ETL framework which transforms structured or unstructured data. Works as a standalone application or embedded in other applications as a data transformation library of functions.
    Downloads: 0 This Week
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  • 12
    DatacenterManager

    DatacenterManager

    UNIX Performance Monitoring / Trend Analysis Java Software

    Remotely Inventory and Poll UNIX servers in seconds. (without installing extra software on your servers, just by SSH communication plain old UNIX commands).https://sites.google.com/site/ronuitzaandam/ Your entire datacenter can be automatically inventoried by supplying hostname, username & password for each server, either “one by one” or via an automated CSV host-list import file. This software goes great with other UNIX software like WinSCP and Putty etc !!!
    Downloads: 0 This Week
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  • 13
    GIVE ME FREEDOM!

    GIVE ME FREEDOM!

    Bypass the locks of your administrator!

    Are you in a place where many features like the File Explorer and CMD are locked by your system administrator? Then use GIVE ME FREEDOM! to bypass these barriers. It's easy and simple and you don't need any administrator rights or installation to use this program (of course you can use it with administrator rights for more possibilities).
    Downloads: 0 This Week
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  • 14
    Ganib | Project Management Software

    Ganib | Project Management Software

    Open Source, tasks, bug tracking, agile scrum, timesheet, wiki

    Ganib gives simpler ways to keep your projects organized and on track. Take advantage of easy features that help you quickstart and makes your team more efficient and productive. Open source Web based online agile project management collaboration software free, J2EE platform, MySql database with project dashboards & reporting. Organized Teams & Projects: Easily plan & manage projects with intuitive features to help your team deliver on time. Quickly focus on what's important, easily select actions to take. Be efficient for everyday work, project tasks, important details, and timelines. Tasks: Set milestones, tasks, subtasks with duration and dependencies to teams better organized. Scrum: Communicate effectively with your team using scrum, wikis & discussions to make better decisions. ​ Timesheet & Tracking: Track the time spent in real time using gTrack desktop tool with desktop screenshots. Bug Tracking: Manage bugs. Demo: http://www.ganib.com
    Downloads: 0 This Week
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  • 15
    IdMUnit is an xUnit automated testing framework for Identity Management solutions.
    Downloads: 0 This Week
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  • 16
    SyncShare Server is a secure messaging and real-time collaboration platform. Build solutions to connect people, data, and applications through firewalls and mobile devices. It handles all networking, security issues and lets one focus on the business
    Downloads: 0 This Week
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  • 17
    Pythońol is an all-in-one program to help English speakers learn Spanish. Features include: Pronunciation, verb conjugation, dictionary (70,000+ words), thesaurus, quizzes, full-text translation, idioms, a verb browser, and a large reference section.
    Downloads: 0 This Week
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  • 18
    A service-oriented, single-source, Java integration server with virtual Service Stores(TM) that expose services via web services, HTTP and more. Service Flows provide process automation. Mainframe, database, email, web, soap & ftp adapters are included.
    Downloads: 0 This Week
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  • 19
    Scripting Tcl interface to Qt multiplatform library
    Downloads: 0 This Week
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  • 20
    The XE Toolkit is a multi-platform, network-aware, secure performance monitoring solution for tactical analysis of enterprise computing systems.
    Downloads: 0 This Week
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  • 21
    Uberviewer is a java/swt log processor for Uberlogger (a kernel-based observatory). It allows real-time analysis of a remote OS, including process and I/O monitoring. This tool is intended to be helpful for security researchers and malware analysts.
    Downloads: 0 This Week
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  • 22
    Portable office on a stick. Your bookmarks & email settings, along with your programs & office suite run using PortableApplications from portableapps.com The ZPin is a launch pad that allows you to easily find and install/update apps. Pageant, Putty...
    Downloads: 0 This Week
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  • 23
    ActiveQuant is an entire framework to backtest and run automated trading systems. More details are available at http://aq2o.activequant.org Thanks
    Downloads: 0 This Week
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  • 24
    jHelpDesk is a simple, flexible and extremely easy to use software for supporting company's helpdesk team.
    Downloads: 0 This Week
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  • 25
    UniCode C++ library, a replacement for libunicode. This library allows to use / create multiple code pages, convert to HTML, using the latest UniCode version as reference. Max flexibility and re-usability. Cross-platform applications published: xpfweb
    Downloads: 0 This Week
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