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

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  • 1
    File system/directory monitoring utilities with loggin and task processing support (can execute files or make a WCF service call). Multiple configuration options. Source code libraries can be used to create a custom file system monitor.
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    Downloads: 62 This Week
    Last Update:
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  • 2
    SW Test Automation Framework
    The Software Testing Automation Framework (STAF) is a framework designed to improve the level of reuse and automation in test cases and test environments. The goal of STAF is to provide a complete end-to-end automation solution for testers.
    Downloads: 29 This Week
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  • 3
    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: 15 This Week
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  • 4
    STD Foundation Classes

    STD Foundation Classes

    Object oriented frameworks - PowerBuilder, PowerServer & InfoMaker!

    by Chris Pollach (http://chrispollach.blogspot.ca) A fully integrated "object oriented" set of PB Classes for the following products: PowerBuilder, PowerClient & PowerServer. The framework greatly enhances the development process by making the PowerBuilder developer significantly more productive! License: https://sourceforge.net/projects/stdfndclass/files/License (Open Source) => Updated version of the STD "Integrated" framework 2026R1 build 2026.1.0.467 was released to production on 2026-01-09. https://sourceforge.net/projects/stdfndclass/files/FrameWork/Integrated => The STD Framework "Example Apps" 2026 R1 latest builds https://chrispollach.blogspot.com/2026/03/updated.html => Updated version of the STD "Order Entry" example App 2025R2 build 2026.1.0.647 was released on 2026-04-08. https://sourceforge.net/projects/stdfndclass/files/Applications/PowerBuilder/OrderEntry
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    Downloads: 32 This Week
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  • 5
    The JWA library aims to provide a conversion from C to Delphi of as many headers as possible from the PSDK etc. The JWSCL (security library) is an advanced object-oriented framework for programming with the Windows security features (ACL, Tokens, etc.)
    Downloads: 10 This Week
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  • 6
    MultiXTpm Application Server is FREE SOFTWARE, It is a Message Oriented Middleware (MOM) and Transaction Processing (TP) Monitor. It provides the runtime environment and rich API for developing large, scalable distributed applications for OLTP.
    Downloads: 12 This Week
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  • 7
    SmartWin++ is a C++ template GUI library written to give the flexibility of the Windows API without the hassle and lack of typesafety that MFC/WTL delivers. A flexible, expandable abstraction of the Windows API (formerly Win32 API).
    Downloads: 2 This Week
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  • 8
    JBEAM

    JBEAM

    Java based Batch scheduling, processing and monitoring framework

    JBEAM can be leveraged to 1. Define a batch calendar 2. Schedule and execute end of the day processing of business objects 3. Schedule execution of inbound and outbound interface jobs 4. Schedule any end of business day or monthly reports 5. Monitoring of the Jobs status and execution
    Downloads: 3 This Week
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  • 9
    Breeze is a build and test automation framework for software developers. It is written in Ruby and can be extended to include tasks that interact with other tools such as source code repositories, compilers, test frameworks, and installers.
    Downloads: 2 This Week
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  • 10

    Java Wizard Development Framework

    Reduced SWING coding. New UI components. Easy layout management.

    About: 1) Projects helps Java - SWING developers to develop UI forms very faster. 2) API contains reusable Components & Layouts that developers can directly use in their projects. 3) Just include project JAR file in your existing project then import and use all features (refer JavaWizardDevelopmentDocumentation) * Don't worry about Java's complex layouts, just pass your components as parameters to our "MyLayout" class and we'll do it for you. * New & pre-aligned UI components like LabelledText (combination of JLabel & JTextField). * Ready-made forms & wizards like InstallationWizard, OkCancelFrame, MyFrame etc. *User friendly API documentation(unlike Javadoc). Developers: 1) Aniruddha Kalburgi 2) Nikhil Patil 3) Sourabh Sasne 4) Bhargav Patil 5) Sameeed Bondre
    Downloads: 1 This Week
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  • 11
    XUI is a Java and XML RIA platform for building smart app's. Swing, AWT and other widget sets can be used on a range of hardware. XUI's modular framework can help many aspects of application development. NetBeans and Eclipse are available.
    Downloads: 1 This Week
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  • 12
    CrossBrowdy

    CrossBrowdy

    JavaScript framework to build game engines, games, emulators and apps

    CrossBrowdy is a free and open-source JavaScript framework that allows to create multimedia apps, emulators, game engines and games that will be compatible with any device. Any software developed with CrossBrowdy should be able to be used in any JavaScript compatible web client (including browser plug-in, add-on, extension, app...) which supports "document.getElementById". This framework allows any developer to manage easier many different things, such as audio (with Flash fallback, audio pool, etc.), canvas (with DHTML, VML, Flash or Silverlight fallbacks), screen, mouse, keyboard, gamepads, sockets (including PHP proxy fallback), XHR / AJAX (with PHP proxy for cross-domain requests), device sensors (compass / magnetometer, gyroscope, accelerometer, light sensor, proximity sensor...) and many more.
    Downloads: 1 This Week
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  • 13
    This is a re-implementation of the core of libgcj(gcc's Java runtime). It aims to use Java as the language(not the platform).
    Downloads: 1 This Week
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  • 14
    This project is for developers who wish to build php applications following the REST architectural style. It tries to make it easy to build RESTful apps. It is in some ways inspired by ruby on rails.
    Downloads: 0 This Week
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  • 15
    ADOdb4PHP is a database abstraction layer with pagination support, written in OOP style, providing exceptions support, for PHP 5.1+ running on Windows machines.
    Downloads: 0 This Week
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  • 16
    Web, Wap & iMode Java J2SE/J2EE Lightweight Framework and Tools
    Downloads: 0 This Week
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  • 17
    Anokha is a MVC web framework based on Java/J2EE technology that simplify the enterprise application development by providing a set of presentation and business tier components being J2EE-API independent and high extensible. Easy to use and learn.
    Downloads: 0 This Week
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  • 18
    The Application Server Development Library is a generic component modules library for application server/services & software development on the Windows & Linux & BSD platforms. It can be used for rapid developing network application and generic software.
    Downloads: 0 This Week
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  • 19
    Blackboard implements a lightweight, portable tuple space suitable for multi-agent system and distributed component design. Supports implicit invocation via content-filtered asynchronous events, blocking call semantics, and shared memory messaging.
    Downloads: 0 This Week
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  • 20
    A core framework based on .net technology to provide extended functionalities upon the standard .net framework. - Generic ORM engine (based on Emit) - High performance Cache impl - Lite Reflection.Emit framework - Collection Framework (proposed)
    Downloads: 0 This Week
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  • 21
    Compiere MFG+SCM Manufacturing Extended System (MES). Include Shop Floor Control, Supply chain management, Quality management, modbus interface, iReport barcode extension etc. Support batch and on demand manufacturing. Works alone or connected to ERP.
    Downloads: 0 This Week
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  • 22
    The Configuration Management Code Block (CMCB) provides a comprehensive and centralized platform designed to overcome the limitations of the configuration management capabilities built into the .NET framework.
    Downloads: 0 This Week
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  • 23
    ConsoleFx Commandline Processing Library

    ConsoleFx Commandline Processing Library

    Command-line application library

    ConsoleFx is an .NET framework for easily developing command-line interface (CLI) applications. It automates most of the work involved in creating a CLI application, like command line argument parsing, error handling and validations. ConsoleFx supports both fluent and declarative (using attributes) programming models. With ConsoleFx, you can say goodbye to lengthy cumbersome code to parse your command-line arguments. For detailed documentation, with getting started guides, advanced topics and references, please visit: https://github.com/JeevanJames/ConsoleFx
    Downloads: 0 This Week
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  • 24
    Set of .NET libraries, UI controls & applications for managing & synchronizing contact information. It includes managed wrappers for file formats like vCard, and classes to manage/sync contact information with popular applications & online services.
    Downloads: 0 This Week
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  • 25
    An open-source corpus analysis class library written in C#. GUI of Tenka Text 0.1.3 comes with Wordlister - an advanced, extremely fast graphical wordlist tool and a simple regex concordance tool. Tenka Text - the open-source answer to WordSmith Tool
    Downloads: 0 This Week
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